{"id":6421,"date":"2026-03-30T16:04:34","date_gmt":"2026-03-30T16:04:34","guid":{"rendered":"https:\/\/shincofab.com\/?p=6421"},"modified":"2026-03-30T16:12:27","modified_gmt":"2026-03-30T16:12:27","slug":"density-of-steel","status":"publish","type":"post","link":"https:\/\/shincofab.com\/cs\/density-of-steel\/","title":{"rendered":"Kone\u010dn\u00fd pr\u016fvodce hustotou oceli: P\u0159esn\u00e1 \u010d\u00edsla a tabulky"},"content":{"rendered":"<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/steel-plate-1024x576.jpg\" alt=\"ocelov\u00fd plech\" class=\"wp-image-6423\" srcset=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/steel-plate-1024x576.jpg 1024w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/steel-plate-300x169.jpg 300w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/steel-plate-768x432.jpg 768w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/steel-plate-1536x864.jpg 1536w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/steel-plate-18x10.jpg 18w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/steel-plate.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud pl\u00e1nujete stavbu, nakupujete materi\u00e1l nebo se sna\u017e\u00edte zjistit n\u00e1klady na dopravu, mus\u00edte v\u011bd\u011bt, jak t\u011b\u017ek\u00e1 je va\u0161e ocel. <strong>Standardn\u00ed hustota oceli je 7,85 g\/cm\u00b3 (490 lb\/ft\u00b3).<\/strong> H\u00e1d\u00e1n\u00ed nefunguje.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Denn\u011b se zab\u00fdv\u00e1m v\u00fdpo\u010dty hmotnosti oceli. Jako vedouc\u00ed pracovn\u00edk ve firm\u011b <strong><a href=\"\/cs\/\">ShincoFab<\/a>, profesion\u00e1ln\u00ed za\u0159\u00edzen\u00ed na v\u00fdrobu plech\u016f<\/strong>, z vlastn\u00ed zku\u0161enosti v\u00edm, \u017ee jedno \u0161patn\u00e9 \u010d\u00edslo m\u016f\u017ee zhatit rozpo\u010det projektu. Jen minul\u00fd m\u011bs\u00edc p\u0159esn\u00fd v\u00fdpo\u010det hustoty d\u00e1vky plech\u016f z nerezov\u00e9 oceli 304 u\u0161et\u0159il na\u0161emu klientovi v\u00edce ne\u017e $800 na neo\u010dek\u00e1van\u00fdch poplatc\u00edch za nadm\u011brnou hmotnost n\u00e1kladu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V t\u00e9to p\u0159\u00edru\u010dce v\u00e1m uvedu \u010d\u00edsla specifick\u00e9 hustoty pro nejb\u011b\u017en\u011bj\u0161\u00ed typy oceli - od m\u011bkk\u00e9 uhl\u00edkov\u00e9 oceli a\u017e po t\u011b\u017ekou n\u00e1strojovou ocel. Nez\u016fstanu v\u0161ak jen u z\u00e1kladn\u00ed matematiky. Poskytnu v\u00e1m tak\u00e9 ment\u00e1ln\u00ed zkratku pro odhad hmotnosti oceli za b\u011bhu a praktick\u00fd trik pro odhad n\u00e1klad\u016f na dopravu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u017d\u00e1dn\u00fd matouc\u00ed technick\u00fd \u017eargon. Jen p\u0159esn\u00e1 \u010d\u00edsla a jednoduch\u00e9 tipy, kter\u00e9 pot\u0159ebujete ke spr\u00e1vn\u00e9mu proveden\u00ed projektu. Poj\u010fme se do toho pono\u0159it.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Obsah<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">P\u0159ep\u00edna\u010d<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#What_is_the_Density_of_Steel\" >Jak\u00e1 je hustota oceli?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#What_Density_Actually_Means\" >Co vlastn\u011b znamen\u00e1 hustota<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Why_Steel_Density_Matters_for_Your_Project\" >Pro\u010d je pro v\u00e1\u0161 projekt d\u016fle\u017eit\u00e1 hustota oceli<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Making_Sure_Your_Build_Doesnt_Collapse\" >Zajist\u011bte, aby se va\u0161e stavba nezhroutila<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Keeping_Your_Material_Costs_Down\" >Sni\u017eov\u00e1n\u00ed n\u00e1klad\u016f na materi\u00e1l<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Preventing_Shop_Floor_Disasters_A_Note_from_Our_Factory\" >Prevence hav\u00e1ri\u00ed v d\u00edln\u011b (Pozn\u00e1mka z na\u0161\u00ed tov\u00e1rny)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#What_Actually_Changes_the_Density_of_Steel\" >Co vlastn\u011b m\u011bn\u00ed hustotu oceli?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#How_Carbon_Affects_Weight\" >Jak uhl\u00edk ovliv\u0148uje hmotnost<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Adding_Other_Metals_Alloying\" >P\u0159id\u00e1v\u00e1n\u00ed dal\u0161\u00edch kov\u016f (legov\u00e1n\u00ed)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Steel_Density_Cheat_Sheets_By_Metal_Type\" >Hustota oceli Cheat Sheets (Podle typu kovu)<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Mild_and_Carbon_Steel_Density\" >Hustota m\u011bkk\u00e9 a uhl\u00edkov\u00e9 oceli<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Stainless_Steel_Density\" >Hustota nerezov\u00e9 oceli<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Alloy_and_Tool_Steel_Density\" >Hustota legovan\u00e9 a n\u00e1strojov\u00e9 oceli<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#How_Does_Steel_Compare_to_Other_Metals\" >Jak se ocel li\u0161\u00ed od ostatn\u00edch kov\u016f?<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Steel_vs_Aluminum\" >Ocel vs. hlin\u00edk<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Steel_vs_Titanium\" >Ocel vs. titan<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#The_Simple_Way_to_Calculate_Steel_Weight_and_Density\" >Jednoduch\u00fd zp\u016fsob v\u00fdpo\u010dtu hmotnosti a hustoty oceli<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#The_Basic_Math_Formula\" >Z\u00e1kladn\u00ed matematick\u00fd vzorec<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Easy_Unit_Conversions\" >Snadn\u00e9 p\u0159evody jednotek<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#3_Common_Mistakes_People_Make_When_Calculating_Steel_Weight\" >3 nej\u010dast\u011bj\u0161\u00ed chyby, kter\u00fdch se lid\u00e9 dopou\u0161t\u011bj\u00ed p\u0159i v\u00fdpo\u010dtu hmotnosti oceli<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#The_Rule_of_Thumb_for_Guessing_Steel_Weight_on_the_Fly\" >Pravidlo pro odhad hmotnosti oceli za b\u011bhu<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#The_Sheet_Metal_Fabricators_Shortcut\" >Zkratka pro v\u00fdrobce plech\u016f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#How_to_Use_Density_to_Estimate_Your_Shipping_Costs\" >Jak pou\u017e\u00edvat hustotu k odhadu n\u00e1klad\u016f na dopravu<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Quick_FAQs_About_Steel_Density\" >Rychl\u00e9 odpov\u011bdi na nej\u010dast\u011bj\u0161\u00ed dotazy o hustot\u011b oceli<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#What_is_the_exact_density_of_mild_steel\" >Jak\u00e1 je p\u0159esn\u00e1 hustota m\u011bkk\u00e9 oceli?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Is_steel_heavier_than_concrete\" >Je ocel t\u011b\u017e\u0161\u00ed ne\u017e beton?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#What_is_the_heaviest_type_of_steel\" >Jak\u00fd je nejt\u011b\u017e\u0161\u00ed typ oceli?<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/shincofab.com\/cs\/density-of-steel\/#Conclusion\" >Z\u00e1v\u011br<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\" id=\"h-what-is-the-density-of-steel\"><span class=\"ez-toc-section\" id=\"What_is_the_Density_of_Steel\"><\/span>Jak\u00e1 je hustota oceli?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">B\u011b\u017en\u011b se pou\u017e\u00edv\u00e1 ocel se standardn\u00ed hustotou p\u0159ibli\u017en\u011b 7,85 g\/cm\u00b3, co\u017e odpov\u00edd\u00e1 7850 kg\/m\u00b3, 490 lb\/ft\u00b3 nebo 0,284 lb\/in\u00b3. Tyto hodnoty jsou v\u0161eobecn\u011b uzn\u00e1v\u00e1ny v materi\u00e1lov\u00fdch datab\u00e1z\u00edch, jako je MatWeb, jako nap\u0159. <a href=\"https:\/\/www.matweb.com\/search\/datasheet.aspx?matguid=d1844977c5c8440cb9a3a967f8909c3a\" target=\"_blank\" rel=\"noreferrer noopener\">praktick\u00e1 referen\u010dn\u00ed \u010d\u00edsla pro uhl\u00edkovou ocel<\/a> ve stroj\u00edrenstv\u00ed a stavebnictv\u00ed, i kdy\u017e p\u0159esn\u00e1 hustota se m\u016f\u017ee m\u00edrn\u011b li\u0161it v z\u00e1vislosti na t\u0159\u00edd\u011b oceli a slo\u017een\u00ed slitiny.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pro v\u011bt\u0161inu ka\u017edodenn\u00edch v\u00fdpo\u010dt\u016f je tato standardn\u00ed hodnota dostate\u010dn\u011b p\u0159esn\u00e1 pro odhad hmotnosti, spot\u0159eby materi\u00e1lu a zat\u00ed\u017een\u00ed konstrukce.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-what-density-actually-means\"><span class=\"ez-toc-section\" id=\"What_Density_Actually_Means\"><\/span>Co vlastn\u011b znamen\u00e1 hustota<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">O hustot\u011b se mluv\u00ed neust\u00e1le. Co to ale znamen\u00e1 pro v\u00e1s na staveni\u0161ti?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hustotu si p\u0159edstavte jako hustotu materi\u00e1lu. Je to vztah mezi t\u00edm, kolik prostoru p\u0159edm\u011bt zab\u00edr\u00e1 (objem), a t\u00edm, jak je t\u011b\u017ek\u00fd (hmotnost).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159edstavte si kartonovou krabici na st\u011bhov\u00e1n\u00ed. P\u0159edstavte si, \u017ee ji a\u017e po okraj napln\u00edte pe\u0159\u00edm. Nyn\u00ed si p\u0159edstavte, \u017ee stejnou krabici napln\u00edte pevn\u00fdm olovem. Velikost obou krabic je stejn\u00e1, ale hmotnost uvnit\u0159 je jin\u00e1. Olovo je mnohem hust\u0161\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ocel m\u00e1 vysokou hustotu. Jej\u00ed atomy jsou na sebe t\u011bsn\u011b nabaleny a zb\u00fdv\u00e1 v n\u00ed jen velmi m\u00e1lo pr\u00e1zdn\u00e9ho m\u00edsta. D\u00edky tomuto t\u011bsn\u00e9mu uspo\u0159\u00e1d\u00e1n\u00ed je ocelov\u00fd nosn\u00edk t\u011b\u017ek\u00fd. D\u00edky tomu je tak\u00e9 dostate\u010dn\u011b pevn\u00fd, aby udr\u017eel mrakodrap.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tato \u010d\u00edsla nejsou jen drobnosti. Znalost hustoty oceli m\u011bn\u00ed zp\u016fsob pl\u00e1nov\u00e1n\u00ed, v\u00fdstavby a placen\u00ed za pr\u00e1ci. Poj\u010fme se pod\u00edvat, pro\u010d je spr\u00e1vn\u00e1 znalost t\u00e9to matematiky d\u016fle\u017eit\u00e1 pro v\u00e1\u0161 p\u0159\u00ed\u0161t\u00ed projekt.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-why-steel-density-matters-for-your-project\"><span class=\"ez-toc-section\" id=\"Why_Steel_Density_Matters_for_Your_Project\"><\/span>Pro\u010d je pro v\u00e1\u0161 projekt d\u016fle\u017eit\u00e1 hustota oceli<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Zn\u00e1t p\u00e1r \u010d\u00edsel je skv\u011bl\u00e9, ale jak v\u00e1m to pom\u016f\u017ee n\u011bco vybudovat?<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-making-sure-your-build-doesn-t-collapse\"><span class=\"ez-toc-section\" id=\"Making_Sure_Your_Build_Doesnt_Collapse\"><\/span>Zajist\u011bte, aby se va\u0161e stavba nezhroutila<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nechcete, aby se v\u00e1\u0161 projekt rozpadl. Hustota p\u0159\u00edmo ovliv\u0148uje pevnost oceli.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hust\u00e1 ocel je d\u00edky t\u011bsn\u00e9mu uspo\u0159\u00e1d\u00e1n\u00ed atom\u016f schopna un\u00e9st obrovskou hmotnost, ani\u017e by se ohnula. Skv\u011ble se hod\u00ed pro nosn\u00e9 tr\u00e1my. M\u00e1 to v\u0161ak h\u00e1\u010dek: hutn\u00e1 ocel je t\u011b\u017ek\u00e1.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ka\u017ed\u00fd p\u0159idan\u00fd nosn\u00edk zvy\u0161uje celkovou hmotnost, kterou mus\u00ed z\u00e1klad udr\u017eet. Stavebn\u00ed in\u017een\u00fd\u0159i to vypo\u010d\u00edtaj\u00ed na z\u00e1klad\u011b <a href=\"https:\/\/www.aisc.org\/publications\/steel-construction-manual\" target=\"_blank\" rel=\"noreferrer noopener\">konstruk\u010dn\u00ed normy, jako je P\u0159\u00edru\u010dka ocelov\u00fdch konstrukc\u00ed AISC.<\/a>, p\u0159i\u010dem\u017e hmotnost t\u011bchto trval\u00fdch materi\u00e1l\u016f se ozna\u010duje jako vlastn\u00ed zat\u00ed\u017een\u00ed konstrukce. Pokud hustotu stanov\u00edte \u0161patn\u011b, m\u016f\u017ee se st\u00e1t, \u017ee konstrukce sel\u017ee jen p\u0159i pokusu udr\u017eet se na nohou. K vyv\u00e1\u017een\u00ed pevnosti a hmotnosti pot\u0159ebujete p\u0159esn\u00e1 \u010d\u00edsla.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-keeping-your-material-costs-down\"><span class=\"ez-toc-section\" id=\"Keeping_Your_Material_Costs_Down\"><\/span>Sni\u017eov\u00e1n\u00ed n\u00e1klad\u016f na materi\u00e1l<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00e1kup oceli nen\u00ed jako n\u00e1kup 2x4. Obvykle se plat\u00ed za libru, nikoli za stopu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">To znamen\u00e1, \u017ee hust\u0161\u00ed ocel stoj\u00ed v\u00edce pen\u011bz. T\u011b\u017e\u0161\u00ed nen\u00ed v\u017edy lep\u0161\u00ed pro v\u00e1\u0161 rozpo\u010det. Pokud pou\u017eijete p\u0159\u00edli\u0161 hustou slitinu, zat\u00edmco standardn\u00ed m\u011bkk\u00e1 ocel by v\u00e1m sta\u010dila, vyhazujete pen\u00edze.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S t\u011b\u017e\u0161\u00ed ocel\u00ed se nav\u00edc h\u016f\u0159e manipuluje. Jej\u00ed nalo\u017een\u00ed na n\u00e1kladn\u00ed auto stoj\u00ed v\u00edce pen\u011bz. Na staveni\u0161ti m\u016f\u017ee b\u00fdt dokonce nutn\u00e9 pronajmout v\u011bt\u0161\u00ed je\u0159\u00e1b. Znalost hustoty v\u00e1s ochr\u00e1n\u00ed p\u0159ed n\u00e1kupem v\u011bt\u0161\u00edho mno\u017estv\u00ed kovu, ne\u017e pot\u0159ebujete.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-preventing-shop-floor-disasters-a-note-from-our-factory\"><span class=\"ez-toc-section\" id=\"Preventing_Shop_Floor_Disasters_A_Note_from_Our_Factory\"><\/span>Prevence hav\u00e1ri\u00ed v d\u00edln\u011b (Pozn\u00e1mka z na\u0161\u00ed tov\u00e1rny)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/press-brake-bending-thick-steel-plate-1024x576.jpg\" alt=\"\" class=\"wp-image-6425\" srcset=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/press-brake-bending-thick-steel-plate-1024x576.jpg 1024w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/press-brake-bending-thick-steel-plate-300x169.jpg 300w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/press-brake-bending-thick-steel-plate-768x432.jpg 768w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/press-brake-bending-thick-steel-plate-1536x864.jpg 1536w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/press-brake-bending-thick-steel-plate-18x10.jpg 18w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/press-brake-bending-thick-steel-plate.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Lid\u00e9 si \u010dasto mysl\u00ed, \u017ee hustota z\u00e1stavby je d\u016fle\u017eit\u00e1 pouze u mrakodrap\u016f. Ale v na\u0161\u00ed d\u00edln\u011b ve spole\u010dnosti ShincoFab ovliv\u0148uje na\u0161i pr\u00e1ci ka\u017ed\u00fd den.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud \u0161patn\u011b odhadnete hustotu siln\u00e9ho ocelov\u00e9ho plechu, m\u016f\u017ee b\u00fdt takov\u00fd d\u00edl pro na\u0161e stroje p\u0159\u00edli\u0161 t\u011b\u017ek\u00fd. S t\u00edm se setk\u00e1v\u00e1me \u010dasto. Klienti pou\u017eij\u00ed v\u00fdpo\u010det pro m\u011bkkou ocel, ale objednaj\u00ed si t\u011b\u017e\u0161\u00ed nerezovou ocel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Najednou je d\u00edl o 5% t\u011b\u017e\u0161\u00ed. Tato dodate\u010dn\u00e1 hmotnost m\u011bn\u00ed s\u00edlu, kterou na\u0161e stroje pot\u0159ebuj\u00ed k oh\u00fdb\u00e1n\u00ed kovu. Znalost spr\u00e1vn\u00e9 hustoty p\u0159edem zabr\u00e1n\u00ed t\u011bmto bolestem hlavy d\u0159\u00edve, ne\u017e za\u010dnou.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-what-actually-changes-the-density-of-steel\"><span class=\"ez-toc-section\" id=\"What_Actually_Changes_the_Density_of_Steel\"><\/span>Co vlastn\u011b m\u011bn\u00ed hustotu oceli?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Mo\u017en\u00e1 si mysl\u00edte, \u017ee v\u0161echna ocel je stejn\u00e1. Nen\u00ed tomu tak.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ocel je recept. Kdy\u017e zm\u011bn\u00edte ingredience, zm\u011bn\u00edte hustotu. Pod\u00edvejme se, pro\u010d je jeden kus kovu t\u011b\u017e\u0161\u00ed ne\u017e druh\u00fd.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-how-carbon-affects-weight\"><span class=\"ez-toc-section\" id=\"How_Carbon_Affects_Weight\"><\/span>Jak uhl\u00edk ovliv\u0148uje hmotnost<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ocel je p\u0159ev\u00e1\u017en\u011b \u017eelezo sm\u00ed\u0161en\u00e9 s trochou uhl\u00edku. \u010casto sl\u00fdch\u00e1v\u00e1m, \u017ee lid\u00e9 tvrd\u00ed, \u017ee p\u0159id\u00e1n\u00edm v\u011bt\u0161\u00edho mno\u017estv\u00ed uhl\u00edku se ocel st\u00e1v\u00e1 t\u011b\u017e\u0161\u00ed. P\u0159ekvapiv\u011b tomu tak nen\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Uhl\u00edk funguje jako superlepidlo pro atomy \u017eeleza. Zv\u00fd\u0161en\u00edm obsahu uhl\u00edku z\u00edsk\u00e1te ocel s vysok\u00fdm obsahem uhl\u00edku, kter\u00e1 je tvrd\u0161\u00ed a hou\u017eevnat\u011bj\u0161\u00ed. Proto\u017ee je v\u0161ak uhl\u00edk s\u00e1m o sob\u011b lehk\u00fd prvek, celkov\u00e1 hmotnost se t\u00e9m\u011b\u0159 nezm\u011bn\u00ed. A\u0165 u\u017e pou\u017eijete n\u00edzkouhl\u00edkovou m\u011bkkou ocel, nebo tuhou vysokouhl\u00edkovou ocel, hustota z\u016fstane kolem hodnoty 7,85 g\/cm\u00b3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-adding-other-metals-alloying\"><span class=\"ez-toc-section\" id=\"Adding_Other_Metals_Alloying\"><\/span>P\u0159id\u00e1v\u00e1n\u00ed dal\u0161\u00edch kov\u016f (legov\u00e1n\u00ed)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ke skute\u010dn\u00fdm zm\u011bn\u00e1m hmotnosti doch\u00e1z\u00ed p\u0159i m\u00edch\u00e1n\u00ed r\u016fzn\u00fdch kov\u016f. Tomu \u0159\u00edk\u00e1me legov\u00e1n\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159edstavte si to jako pe\u010den\u00ed. Kdy\u017e do t\u011bsta na su\u0161enky p\u0159id\u00e1te t\u011b\u017ek\u00e9 \u010dokol\u00e1dov\u00e9 lup\u00ednky, cel\u00e1 d\u00e1vka bude t\u011b\u017e\u0161\u00ed. Kdy\u017e v\u00fdrobci oceli p\u0159idaj\u00ed do sm\u011bsi t\u011b\u017ek\u00e9 kovy, jako je nikl nebo molybden, ocel zhoustne.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nap\u0159\u00edklad nerezov\u00e1 ocel obsahuje chrom a nikl, kter\u00e9 zabra\u0148uj\u00ed jej\u00edmu reziv\u011bn\u00ed. Tyto t\u011b\u017ek\u00e9 p\u0159\u00edm\u011bsi zvy\u0161uj\u00ed jej\u00ed hustotu na 8,00 g\/cm\u00b3. Na druh\u00e9 stran\u011b p\u0159id\u00e1n\u00edm leh\u010d\u00edch prvk\u016f, jako je hlin\u00edk nebo k\u0159em\u00edk, hustota klesne.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Proto\u017ee ka\u017ed\u00fd recept je trochu jin\u00fd, nem\u016f\u017eete odhadnout hmotnost surovin. Pot\u0159ebujete konkr\u00e9tn\u00ed \u010d\u00edsla pro kov, se kter\u00fdm pracujete.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-steel-density-cheat-sheets-by-metal-type\"><span class=\"ez-toc-section\" id=\"Steel_Density_Cheat_Sheets_By_Metal_Type\"><\/span>Hustota oceli Cheat Sheets (Podle typu kovu)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Hustota oceli se li\u0161\u00ed v z\u00e1vislosti na slo\u017een\u00ed jej\u00ed slitiny. Uhl\u00edkov\u00e1 ocel si zachov\u00e1v\u00e1 standardn\u00ed hmotnost, zat\u00edmco nerezov\u00e9 a n\u00e1strojov\u00e9 oceli jsou t\u011b\u017e\u0161\u00ed d\u00edky p\u0159idan\u00fdm t\u011b\u017ek\u00fdm prvk\u016fm, jako je chrom a wolfram. N\u00ed\u017ee je uvedena srovn\u00e1vac\u00ed tabulka b\u011b\u017en\u00fdch druh\u016f oceli a jejich p\u0159esn\u00e9 hustoty:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Kategorie oceli<\/th><th>Specifick\u00e1 t\u0159\u00edda<\/th><th>Metrick\u00e1 hustota (g\/cm\u00b3)<\/th><th>Imperi\u00e1ln\u00ed hustota (lb\/ft\u00b3)<\/th><\/tr><\/thead><tbody><tr><td>Uhl\u00edk \/ M\u011bkk\u00e9<\/td><td>Pr\u016fm\u011brn\u00e1 uhl\u00edkov\u00e1 ocel<\/td><td>7.85<\/td><td>490<\/td><\/tr><tr><td>Uhl\u00edk \/ M\u011bkk\u00e9<\/td><td>ASTM A36 (konstruk\u010dn\u00ed)<\/td><td>7.85<\/td><td>490<\/td><\/tr><tr><td>Uhl\u00edk \/ M\u011bkk\u00e9<\/td><td>AISI 1045 (st\u0159edn\u00ed)<\/td><td>7.85<\/td><td>490<\/td><\/tr><tr><td>Nerezov\u00e9<\/td><td>Standardn\u00ed (t\u0159\u00edda 304)<\/td><td>7.93<\/td><td>495<\/td><\/tr><tr><td>Nerezov\u00e9<\/td><td>T\u0159\u00edda pro n\u00e1mo\u0159n\u00ed pou\u017eit\u00ed (t\u0159\u00edda 316)<\/td><td>7.98<\/td><td>498<\/td><\/tr><tr><td>Nerezov\u00e9<\/td><td>Duplexn\u00ed nerez<\/td><td>~7.80<\/td><td>~487<\/td><\/tr><tr><td>Slitina \/ n\u00e1stroj<\/td><td>Standardn\u00ed n\u00edzk\u00e1 slitina<\/td><td>7.85<\/td><td>490<\/td><\/tr><tr><td>Slitina \/ n\u00e1stroj<\/td><td>N\u00e1strojov\u00e1 ocel M2<\/td><td>8.16<\/td><td>509<\/td><\/tr><tr><td>Slitina \/ n\u00e1stroj<\/td><td>Rychlo\u0159ezn\u00e1 ocel (T1)<\/td><td>8.50<\/td><td>531<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-mild-and-carbon-steel-density\"><span class=\"ez-toc-section\" id=\"Mild_and_Carbon_Steel_Density\"><\/span>Hustota m\u011bkk\u00e9 a uhl\u00edkov\u00e9 oceli<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud stav\u00edte standardn\u00ed r\u00e1m, trubku nebo plot, pravd\u011bpodobn\u011b pou\u017e\u00edv\u00e1te m\u011bkkou nebo uhl\u00edkovou ocel. Jedn\u00e1 se o kov, kter\u00fd se hod\u00ed pro ka\u017edodenn\u00ed projekty. Je pevn\u00fd, cenov\u011b dostupn\u00fd a snadno se sva\u0159uje.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Proto\u017ee mno\u017estv\u00ed uhl\u00edku nem\u00e1 na hmotnost v\u00fdznamn\u00fd vliv, z\u016fst\u00e1v\u00e1 hustota konzistentn\u00ed.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pr\u016fm\u011brn\u00e1 uhl\u00edkov\u00e1 ocel:<\/strong> 7,85 g\/cm\u00b3 (490 lb\/ft\u00b3)<\/li>\n\n\n\n<li><strong>ASTM A36 (b\u011b\u017en\u00e1 konstruk\u010dn\u00ed):<\/strong> \u00a0<strong>7,85 g\/cm\u00b3 (490 lb\/ft\u00b3).<\/strong>\u00a0Podrobn\u011b v\u00a0<a href=\"https:\/\/www.azom.com\/article.aspx?ArticleID=6117\" target=\"_blank\" rel=\"noreferrer noopener\">komplexn\u00ed pr\u016fvodce materi\u00e1ly, jako je profil ASTM A36 spole\u010dnosti AZoM.<\/a>, je v\u0161eobecn\u011b uzn\u00e1v\u00e1na jako nejb\u011b\u017en\u011bj\u0161\u00ed uhl\u00edkov\u00e1 ocel pou\u017e\u00edvan\u00e1 v konstruk\u010dn\u00edch aplikac\u00edch.<\/li>\n\n\n\n<li><strong>AISI 1045 (st\u0159edn\u00ed uhl\u00edk):<\/strong> 7,87 g\/cm\u00b3 (491 lb\/ft\u00b3)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-stainless-steel-density\"><span class=\"ez-toc-section\" id=\"Stainless_Steel_Density\"><\/span>Hustota nerezov\u00e9 oceli<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nerezovou ocel pou\u017e\u00edv\u00e1te, kdy\u017e pot\u0159ebujete zabr\u00e1nit korozi. Je ide\u00e1ln\u00ed pro venkovn\u00ed konstrukce, kuchyn\u011b a lodn\u00ed d\u00edly. Boj s koroz\u00ed je v\u0161ak spojen s ur\u010ditou v\u00e1hou.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Aby byl kov nerezov\u00fd, p\u0159id\u00e1vaj\u00ed v\u00fdrobci t\u011b\u017ek\u00e9 kovy, jako je chrom a nikl, \u010d\u00edm\u017e se jeho hustota zvy\u0161uje oproti m\u011bkk\u00e9 oceli.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Standardn\u00ed nerezov\u00e1 ocel (t\u0159\u00edda 304):<\/strong> 7,93 g\/cm\u00b3 (495 lb\/ft\u00b3)<\/li>\n\n\n\n<li><strong>T\u0159\u00edda pro n\u00e1mo\u0159n\u00ed pou\u017eit\u00ed (316 Grade):<\/strong> 8,00 g\/cm\u00b3 (499 lb\/ft\u00b3)<\/li>\n\n\n\n<li><strong>Duplexn\u00ed nerezov\u00e1 ocel:<\/strong> 7,80 g\/cm\u00b3 (486 lb\/ft\u00b3)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-alloy-and-tool-steel-density\"><span class=\"ez-toc-section\" id=\"Alloy_and_Tool_Steel_Density\"><\/span>Hustota legovan\u00e9 a n\u00e1strojov\u00e9 oceli<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">N\u011bkdy pot\u0159ebujete kov, kter\u00fd vydr\u017e\u00ed extr\u00e9mn\u00ed \u017e\u00e1r a drtiv\u00fd tlak. K tomu slou\u017e\u00ed legovan\u00e9 a n\u00e1strojov\u00e9 oceli.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tyto hou\u017eevnat\u00e9 kovy pou\u017e\u00edv\u00e1me pro vrt\u00e1ky, \u0159ezn\u00e9 \u010depele a t\u011b\u017ek\u00e1 ozuben\u00e1 kola. Aby byly t\u00e9m\u011b\u0159 nezni\u010diteln\u00e9, p\u0159im\u00edch\u00e1vaj\u00ed v\u00fdrobci oceli t\u011b\u017ek\u00e9 prvky, jako je wolfram, kobalt a molybden. D\u00edky t\u011bmto hust\u00fdm p\u0159\u00edm\u011bs\u00edm je n\u00e1strojov\u00e1 ocel \u010dasto nejt\u011b\u017e\u0161\u00edm kovem v d\u00edln\u011b.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Standardn\u00ed n\u00edzkolegovan\u00e1 ocel:<\/strong> 7,85 g\/cm\u00b3 (490 lb\/ft\u00b3)<\/li>\n\n\n\n<li><strong>N\u00e1strojov\u00e1 ocel M2:<\/strong> 8,16 g\/cm\u00b3 (509 lb\/ft\u00b3)<\/li>\n\n\n\n<li><strong>Rychlo\u0159ezn\u00e1 ocel (T1):<\/strong> 8,50 g\/cm\u00b3 (530 lb\/ft\u00b3)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-does-steel-compare-to-other-metals\"><span class=\"ez-toc-section\" id=\"How_Does_Steel_Compare_to_Other_Metals\"><\/span>Jak se ocel li\u0161\u00ed od ostatn\u00edch kov\u016f?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Ocel je pevn\u00e1, ale t\u011b\u017ek\u00e1. N\u011bkdy si tuto hmotnost nav\u00edc nem\u016f\u017eete dovolit. Pod\u00edvejme se, jak si ocel stoj\u00ed v porovn\u00e1n\u00ed se dv\u011bma sv\u00fdmi nejv\u011bt\u0161\u00edmi konkurenty.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-steel-vs-aluminum\"><span class=\"ez-toc-section\" id=\"Steel_vs_Aluminum\"><\/span>Ocel vs. hlin\u00edk<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud je va\u0161\u00edm nejv\u011bt\u0161\u00edm nep\u0159\u00edtelem hmotnost, je hlin\u00edk tou spr\u00e1vnou volbou. Pokud stav\u00edte letadlo nebo z\u00e1vodn\u00ed auto, ka\u017ed\u00fd kilogram nav\u00edc v\u00e1s zpomaluje.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hlin\u00edk m\u00e1 hustotu p\u0159ibli\u017en\u011b 2,70 g\/cm\u00b3, tak\u017ee je t\u00e9m\u011b\u0159 t\u0159ikr\u00e1t leh\u010d\u00ed ne\u017e ocel. Ztr\u00e1c\u00edte sice \u010d\u00e1st hrub\u00e9 pevnosti, ale z\u00edsk\u00e1v\u00e1te obrovskou v\u00fdhodu v rychlosti a ovladatelnosti.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-steel-vs-titanium\"><span class=\"ez-toc-section\" id=\"Steel_vs_Titanium\"><\/span>Ocel vs. titan<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Co kdy\u017e pot\u0159ebujete pevnost oceli, ale bez jej\u00ed hmotnosti? Pou\u017eijte titan.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Titan je kr\u00e1lem pom\u011bru pevnosti a hmotnosti. S hustotou 4,50 g\/cm\u00b3 je zhruba o polovinu leh\u010d\u00ed ne\u017e ocel, ale stejn\u011b pevn\u00fd. Je to dokonal\u00fd kov pro leteck\u00e9 d\u00edly a l\u00e9ka\u0159sk\u00e9 implant\u00e1ty.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Jedin\u00fd h\u00e1\u010dek? Je to drah\u00e9. Pro v\u011bt\u0161inu ka\u017edodenn\u00edch projekt\u016f z\u016fst\u00e1v\u00e1 nejlep\u0161\u00ed volbou ocel.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-simple-way-to-calculate-steel-weight-and-density\"><span class=\"ez-toc-section\" id=\"The_Simple_Way_to_Calculate_Steel_Weight_and_Density\"><\/span>Jednoduch\u00fd zp\u016fsob v\u00fdpo\u010dtu hmotnosti a hustoty oceli<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Rozebereme si matematiku. K tomu, abyste si to spo\u010d\u00edtali, nepot\u0159ebujete in\u017een\u00fdrsk\u00fd titul.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-the-basic-math-formula\"><span class=\"ez-toc-section\" id=\"The_Basic_Math_Formula\"><\/span>Z\u00e1kladn\u00ed matematick\u00fd vzorec<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ofici\u00e1ln\u00ed vzorec zn\u00ed: <strong>Hustota = hmotnost \u00f7 objem<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hustotu v\u0161ak v\u011bt\u0161inou zn\u00e1te ji\u017e z tah\u00e1k\u016f. To, co chcete v\u011bd\u011bt, je, jak je ocel t\u011b\u017ek\u00e1, ne\u017e se ji pokus\u00edte zvednout.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Chcete-li zjistit hmotnost, oto\u010dte vzorec: <strong>Hmotnost = objem \u00d7 hustota<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nejprve vypo\u010d\u00edtejte objem ocelov\u00e9ho d\u00edlu (d\u00e9lka \u00d7 \u0161\u00ed\u0159ka \u00d7 tlou\u0161\u0165ka). Pot\u00e9 tento objem vyn\u00e1sobte hustotou oceli.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-easy-unit-conversions\"><span class=\"ez-toc-section\" id=\"Easy_Unit_Conversions\"><\/span>Snadn\u00e9 p\u0159evody jednotek<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Matematika se st\u00e1v\u00e1 nep\u0159ehlednou, kdy\u017e zam\u011b\u0148ujete jednotky. Zde je stru\u010dn\u00fd pr\u016fvodce p\u0159evodem:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>p\u0159evod Gram do Kilogram:<\/strong> Vyn\u00e1sobte g\/cm\u00b3 \u010d\u00edslem 1 000. (P\u0159\u00edklad: 7,85 g\/cm\u00b3 = 7,850 kg\/m\u00b3).<\/li>\n\n\n\n<li><strong>Libry na palec do Libry na stopu:<\/strong> Vyn\u00e1sobte lb\/in\u00b3 \u010d\u00edslem 1,728.<\/li>\n\n\n\n<li><strong>P\u0159evod z metrick\u00e9 do imperi\u00e1ln\u00ed soustavy:<\/strong> Vyn\u00e1sobte g\/cm\u00b3 \u010d\u00edslem 0,036 a z\u00edsk\u00e1te lb\/in\u00b3.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">V\u017edy se ujist\u011bte, \u017ee se jednotky shoduj\u00ed. Pokud m\u011b\u0159\u00edte objem oceli v palc\u00edch, mus\u00edte pou\u017e\u00edt hustotu pro palce krychlov\u00e9 (0,284 lb\/in\u00b3).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-3-common-mistakes-people-make-when-calculating-steel-weight\"><span class=\"ez-toc-section\" id=\"3_Common_Mistakes_People_Make_When_Calculating_Steel_Weight\"><\/span>3 nej\u010dast\u011bj\u0161\u00ed chyby, kter\u00fdch se lid\u00e9 dopou\u0161t\u011bj\u00ed p\u0159i v\u00fdpo\u010dtu hmotnosti oceli<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">I p\u0159i pou\u017eit\u00ed spr\u00e1vn\u00fdch vzorc\u016f hustoty se m\u016f\u017ee v\u00fdpo\u010det hmotnosti oceli na staveni\u0161ti snadno zvrtnout. Zhotovitel\u00e9 a v\u00fdrobci \u010dasto ztr\u00e1cej\u00ed \u010das a pen\u00edze t\u00edm, \u017ee se dopust\u00ed n\u011bkolika chyb, kter\u00fdm lze velmi dob\u0159e p\u0159edch\u00e1zet. Zde jsou t\u0159i nej\u010dast\u011bj\u0161\u00ed chyby ve v\u00fdpo\u010dtech, kter\u00fdch se mus\u00edte vyvarovat:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Zapomenout na pr\u00e1zdn\u00e9 m\u00edsto<\/strong>: To se st\u00e1v\u00e1 \u010dasto. Ned\u00e1vno n\u00e1s z\u00e1kazn\u00edk po\u017e\u00e1dal o v\u00fdrobu r\u00e1mu ze silnost\u011bnn\u00fdch \u010dty\u0159hrann\u00fdch trubek. Provedli v\u00fdpo\u010dty s pou\u017eit\u00edm vn\u011bj\u0161\u00edch rozm\u011br\u016f, jako by se jednalo o pln\u00fd ocelov\u00fd blok. Jejich odhadovan\u00e1 hmotnost byla o 300 kg ni\u017e\u0161\u00ed. V\u017edy po\u010d\u00edtejte cel\u00fd tvar a ode\u010dt\u011bte pr\u00e1zdn\u00fd vzduch uvnit\u0159 trubky.<\/li>\n\n\n\n<li><strong>Sm\u011b\u0161ov\u00e1n\u00ed metrick\u00fdch a c\u00edsa\u0159sk\u00fdch jednotek:<\/strong> Ocelov\u00fd plech zm\u011b\u0159\u00edte v palc\u00edch a pak jej vyn\u00e1sob\u00edte \u010d\u00edslem 7,85 (metrick\u00e1 hustota). V\u00fdsledn\u00e9 \u010d\u00edslo bude nepou\u017eiteln\u00e9. Ne\u017e za\u010dnete, vyberte si jeden syst\u00e9m m\u011b\u0159en\u00ed a dr\u017ete se ho.<\/li>\n\n\n\n<li><strong>Za p\u0159edpokladu, \u017ee v\u0161echna ocel v\u00e1\u017e\u00ed stejn\u011b:<\/strong> Pou\u017eit\u00ed standardn\u00ed hodnoty 490 lb\/ft\u00b3 pro ka\u017ed\u00fd projekt je riskantn\u00ed. Pokud pracujete s velk\u00fdm mno\u017estv\u00edm nerezov\u00e9 nebo n\u00e1strojov\u00e9 oceli, tento nepatrn\u00fd rozd\u00edl v hustot\u011b se rychle s\u010d\u00edt\u00e1 a m\u016f\u017eete snadno p\u0159et\u00ed\u017eit sv\u016fj n\u00e1kladn\u00ed v\u016fz.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-rule-of-thumb-for-guessing-steel-weight-on-the-fly\"><span class=\"ez-toc-section\" id=\"The_Rule_of_Thumb_for_Guessing_Steel_Weight_on_the_Fly\"><\/span>Pravidlo pro odhad hmotnosti oceli za b\u011bhu<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Nach\u00e1z\u00edte se uprost\u0159ed ru\u0161n\u00e9ho staveni\u0161t\u011b. Pot\u0159ebujete v\u011bd\u011bt, jestli dva chlapi zvednou ocelov\u00fd plech, nebo jestli pot\u0159ebujete vysokozdvi\u017en\u00fd voz\u00edk. Nem\u00e1te \u010das na v\u00fdpo\u010det objemu a hustoty.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00edsto toho si zapamatujte tuto skute\u010dnost: <strong>\u010ctvercov\u00e1 deska o tlou\u0161\u0165ce 1 cm v\u00e1\u017e\u00ed 40,8 kg.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tento \u00fadaj pou\u017eijte jako z\u00e1kladn\u00ed hodnotu pro okam\u017eit\u00fd odhad hmotnosti ostatn\u00edch kus\u016f. Pokud je stejn\u00e1 metrov\u00e1 deska siln\u00e1 p\u016fl palce, sni\u017ete hmotnost na polovinu (asi 20 liber). Pokud je tato deska o tlou\u0161\u0165ce 1 palce dlouh\u00e1 2 stopy, zdvojn\u00e1sobte jej\u00ed hmotnost (asi 80 liber).<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-the-sheet-metal-fabricator-s-shortcut\"><span class=\"ez-toc-section\" id=\"The_Sheet_Metal_Fabricators_Shortcut\"><\/span>Zkratka pro v\u00fdrobce plech\u016f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Vzhledem k tomu, \u017ee se ve spole\u010dnosti ShincoFab specializujeme na plechy, ne v\u017edy se zab\u00fdv\u00e1me bloky o tlou\u0161\u0165ce 1 palec. Zab\u00fdv\u00e1me se rozm\u011bry. Zde je dal\u0161\u00ed ment\u00e1ln\u00ed zkratka, kterou m\u016fj t\u00fdm pou\u017e\u00edv\u00e1: <strong>1 \u010dtvere\u010dn\u00ed stopa m\u011bkk\u00e9 oceli o tlou\u0161\u0165ce 11 mm (p\u0159ibli\u017en\u011b 1\/8\u2033) v\u00e1\u017e\u00ed 5,04 kg.<\/strong> M\u011bjte na pam\u011bti pravidlo 5 liber na ka\u017ed\u00fd \u010dtvere\u010dn\u00ed metr pou\u017eit\u00e9 jeden\u00e1ctky.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-how-to-use-density-to-estimate-your-shipping-costs\"><span class=\"ez-toc-section\" id=\"How_to_Use_Density_to_Estimate_Your_Shipping_Costs\"><\/span>Jak pou\u017e\u00edvat hustotu k odhadu n\u00e1klad\u016f na dopravu<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/steel-shipping-1024x576.jpg\" alt=\"\" class=\"wp-image-6427\" srcset=\"https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/steel-shipping-1024x576.jpg 1024w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/steel-shipping-300x169.jpg 300w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/steel-shipping-768x432.jpg 768w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/steel-shipping-1536x864.jpg 1536w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/steel-shipping-18x10.jpg 18w, https:\/\/shincofab.com\/wp-content\/uploads\/2026\/03\/steel-shipping.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">V jin\u00fdch pr\u016fvodc\u00edch se do\u010dtete, \u017ee t\u011b\u017e\u0161\u00ed ocel stoj\u00ed v\u00edce. Nikdy v\u00e1m v\u0161ak ne\u0159eknou, jak tyto n\u00e1klady p\u0159edpov\u011bd\u011bt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">N\u00e1kladn\u00ed spole\u010dnosti \u00fa\u010dtuj\u00ed poplatky podle celkov\u00e9 hmotnosti a vzd\u00e1lenosti. Nejprve pomoc\u00ed vzorc\u016f pro hustotu zjist\u011bte celkovou hmotnost z\u00e1silky v libr\u00e1ch. Pot\u00e9 zjist\u011bte pr\u016fm\u011brnou sazbu za p\u0159epravu ve va\u0161\u00ed oblasti. \u0158ekn\u011bme, \u017ee m\u00edstn\u00ed p\u0159epravn\u00ed spole\u010dnost si \u00fa\u010dtuje $0,20 za libru.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vyn\u00e1sobte svou vypo\u010dtenou hmotnost touto sazbou. Pokud va\u0161e ocelov\u00e9 nosn\u00edky v\u00e1\u017e\u00ed 5 000 liber, va\u0161e n\u00e1klady na dopravu by m\u011bly b\u00fdt p\u0159ibli\u017en\u011b $1 000. Kdy\u017e v\u00e1m dodavatel p\u0159ed\u00e1 nab\u00eddku na $2 500, v\u00edte, \u017ee v\u00e1m \u00fa\u010dtuje p\u0159\u00edli\u0161 vysokou cenu. Kdy\u017e si to spo\u010d\u00edt\u00e1te sami, z\u00edsk\u00e1te mo\u017enost vyjedn\u00e1vat.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-quick-faqs-about-steel-density\"><span class=\"ez-toc-section\" id=\"Quick_FAQs_About_Steel_Density\"><\/span>Rychl\u00e9 odpov\u011bdi na nej\u010dast\u011bj\u0161\u00ed dotazy o hustot\u011b oceli<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-what-is-the-exact-density-of-mild-steel\"><span class=\"ez-toc-section\" id=\"What_is_the_exact_density_of_mild_steel\"><\/span>Jak\u00e1 je p\u0159esn\u00e1 hustota m\u011bkk\u00e9 oceli?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Standardn\u00ed hustota m\u011bkk\u00e9 oceli je 7,85 g\/cm\u00b3 (nebo 490 lb\/ft\u00b3). Proto\u017ee m\u00e1 velmi n\u00edzk\u00fd obsah uhl\u00edku, nach\u00e1z\u00ed se p\u0159\u00edmo na z\u00e1kladn\u00ed hranici hmotnosti oceli. P\u0159esn\u011b toto \u010d\u00edslo m\u016f\u017eete bez obav pou\u017e\u00edt pro t\u00e9m\u011b\u0159 jak\u00fdkoli standardn\u00ed projekt r\u00e1mov\u00e1n\u00ed nebo sva\u0159ov\u00e1n\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-is-steel-heavier-than-concrete\"><span class=\"ez-toc-section\" id=\"Is_steel_heavier_than_concrete\"><\/span>Je ocel t\u011b\u017e\u0161\u00ed ne\u017e beton?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ano, s p\u0159ehledem. Ocel m\u00e1 v\u00edce ne\u017e t\u0159ikr\u00e1t v\u011bt\u0161\u00ed hustotu ne\u017e b\u011b\u017en\u00fd beton. Hustota pevn\u00e9ho betonu se pohybuje kolem 2,40 g\/cm\u00b3, zat\u00edmco ocel m\u00e1 hustotu a\u017e 7,85 g\/cm\u00b3. Pr\u00e1v\u011b proto pou\u017e\u00edv\u00e1me ocelov\u00e9 v\u00fdztu\u017ee k vyztu\u017een\u00ed betonov\u00fdch staveb. Dod\u00e1v\u00e1 obrovskou pevnost, ani\u017e by zab\u00edrala mnoho m\u00edsta nav\u00edc.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-what-is-the-heaviest-type-of-steel\"><span class=\"ez-toc-section\" id=\"What_is_the_heaviest_type_of_steel\"><\/span>Jak\u00fd je nejt\u011b\u017e\u0161\u00ed typ oceli?<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Korunu tomu nasazuj\u00ed n\u00e1strojov\u00e9 oceli a rychlo\u0159ezn\u00e9 oceli. Aby byly tyto kovy dostate\u010dn\u011b hou\u017eevnat\u00e9 pro \u0159ez\u00e1n\u00ed jin\u00fdch kov\u016f, p\u0159id\u00e1vaj\u00ed v\u00fdrobci t\u011b\u017ek\u00e9 prvky, jako je wolfram a kobalt. To zvy\u0161uje jejich hustotu na p\u0159ibli\u017en\u011b 8,50 g\/cm\u00b3 (530 lb\/ft\u00b3). Jsou neuv\u011b\u0159iteln\u011b hou\u017eevnat\u00e9, a kdy\u017e je vezmete do ruky, rozhodn\u011b poc\u00edt\u00edte jejich vy\u0161\u0161\u00ed hmotnost.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nyn\u00ed, kdy\u017e p\u0159esn\u011b v\u00edte, kolik va\u0161e ocel v\u00e1\u017e\u00ed, m\u016f\u017eete se vyhnout drah\u00fdm chyb\u00e1m a udr\u017eet sv\u016fj rozpo\u010det pod kontrolou. M\u00e1te \u010d\u00edsla, matematiku a zkratky. Je na \u010dase vyrazit a za\u010d\u00edt s jistotou stav\u011bt sv\u016fj dal\u0161\u00ed projekt!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-conclusion\"><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Z\u00e1v\u011br<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Nyn\u00ed m\u00e1te k dispozici \u010d\u00edsla, matematiku a zkratky pro staveni\u0161t\u011b. Hustota oceli u\u017e nen\u00ed jen v\u011bdeck\u00fd term\u00edn. Je to praktick\u00fd n\u00e1stroj, kter\u00fd m\u016f\u017eete pou\u017e\u00edt k \u00faspo\u0159e pen\u011bz, pl\u00e1nov\u00e1n\u00ed p\u0159epravy a udr\u017een\u00ed pevnosti va\u0161ich konstrukc\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kdy\u017e v\u00edte, jakou hmotnost maj\u00ed va\u0161e materi\u00e1ly, nemus\u00edte p\u0159i stavb\u011b odhadovat. Ve spole\u010dnosti ShincoFab to vid\u00edme ka\u017ed\u00fd den na vlastn\u00ed o\u010di. Jako v\u00fdrobna plech\u016f v\u00edme, \u017ee spr\u00e1vn\u00e9 po\u010d\u00edt\u00e1n\u00ed od prvn\u00edho dne usnad\u0148uje cel\u00fd v\u00fdrobn\u00ed proces.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pravidlo 40,8 kg m\u011bjte v zadn\u00ed kapse. P\u0159ekontrolujte si objemov\u00e9 v\u00fdpo\u010dty, vyberte spr\u00e1vnou ocel pro danou pr\u00e1ci a s jistotou se pus\u0165te do dal\u0161\u00edho projektu.<\/p>","protected":false},"excerpt":{"rendered":"<p>If you are planning a build, buying materials, or trying to figure out freight costs, you need to know how heavy your steel is. The standard density of steel is 7.85 g\/cm\u00b3 (490 lb\/ft\u00b3). Guessing doesn&#8217;t work. I deal with steel weight calculations daily. As a lead fabricator at ShincoFab, a professional sheet metal fabrication [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":6423,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"disabled","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-6421","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.4 (Yoast SEO v27.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Ultimate Guide to Steel Density: Exact Numbers &amp; Cheat Sheets<\/title>\n<meta name=\"description\" content=\"Steel density is 7.85 g\/cm\u00b3. 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