{"id":9254,"date":"2026-04-07T15:52:14","date_gmt":"2026-04-07T13:52:14","guid":{"rendered":"https:\/\/info.formfedern.com\/diagram-napeti-deformace-pro-pruzinovou-ocel\/"},"modified":"2026-04-08T11:15:27","modified_gmt":"2026-04-08T09:15:27","slug":"diagram-napeti-deformace-pro-pruzinovou-ocel","status":"publish","type":"post","link":"https:\/\/info.formfedern.com\/cs\/diagram-napeti-deformace-pro-pruzinovou-ocel\/","title":{"rendered":"Diagram nap\u011bt\u00ed-deformace pro pru\u017einovou ocel"},"content":{"rendered":"<p>Diagram nap\u011bt\u00ed a deformace lze pou\u017e\u00edt ke stanoven\u00ed statick\u00e9 \u00fanosnosti <a href=\"https:\/\/info.formfedern.com\/cs\/vlastnosti-plechu-z-pruzinove-oceli\/\">pru\u017einov\u00e9 oceli<\/a>. Diagram nap\u011bt\u00ed a deformace zn\u00e1zor\u0148uje chov\u00e1n\u00ed pru\u017einov\u00e9 oceli p\u0159i tahov\u00e9 zkou\u0161ce a\u017e do jej\u00edho p\u0159etr\u017een\u00ed. Pro konstrukt\u00e9ra je diagram nap\u011bt\u00ed-deformace d\u016fle\u017eitou konstruk\u010dn\u00ed specifikac\u00ed, proto\u017ee tento diagram ukazuje, jakou s\u00edlu m\u016f\u017ee plech pru\u017einov\u00e9 oceli nebo p\u00e1s pru\u017einov\u00e9 oceli absorbovat b\u011bhem procesu <a href=\"https:\/\/info.formfedern.com\/cs\/polomer-ohybu-pri-tvareni-kovu\/\">tv\u00e1\u0159en\u00ed<\/a> pro v\u00fdrobu <a href=\"https:\/\/info.formfedern.com\/cs\/jednotlive-tvarovane-pruziny-a-ploche-pruziny\/\">tvarov\u00fdch pru\u017ein<\/a> , pru\u017einov\u00fdch <a href=\"https:\/\/info.formfedern.com\/cs\/pruzinove-spony-pro-kazdou-aplikaci\/\">svorek<\/a> , <a href=\"https:\/\/info.formfedern.com\/cs\/obsahuje-pruzinove-klipy\/\">pru\u017einov\u00fdch svorek<\/a> , <a href=\"https:\/\/info.formfedern.com\/cs\/jednotlive-kontaktni-pruziny\/\">kontaktn\u00edch pru\u017ein<\/a> a <a href=\"https:\/\/info.formfedern.com\/cs\/pruzne-podlozky-a-upinaci-podlozky\/\">pru\u017en\u00fdch podlo\u017eek<\/a> , dokud se trvale nezdeformuje.<\/p>\n<p>&nbsp;<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 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\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/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:\/\/info.formfedern.com\/cs\/diagram-napeti-deformace-pro-pruzinovou-ocel\/#Faze_diagramu_napeti_a_deformace_pro_pruzinovou_ocel\" >F\u00e1ze diagramu nap\u011bt\u00ed a deformace pro pru\u017einovou ocel<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/info.formfedern.com\/cs\/diagram-napeti-deformace-pro-pruzinovou-ocel\/#Mez_kluzu_02\" >Mez kluzu 0,2 %.<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/info.formfedern.com\/cs\/diagram-napeti-deformace-pro-pruzinovou-ocel\/#Vlastnosti_materialu\" >Vlastnosti materi\u00e1lu<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Faze_diagramu_napeti_a_deformace_pro_pruzinovou_ocel\"><\/span>F\u00e1ze diagramu nap\u011bt\u00ed a deformace pro pru\u017einovou ocel<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Se \u010dty\u0159mi f\u00e1zemi v diagramu nap\u011bt\u00ed-deformace lze ode\u010d\u00edst mez <strong>pru\u017en\u00e9 deformace<\/strong> (bod kluzu &#8222;Rp&#8220;), <strong>mez<\/strong> <strong>plastick\u00e9 deformace<\/strong> (pevnost v tahu &#8222;Rm&#8220;), oblast <strong>z\u00fa\u017een\u00ed<\/strong> a bod lomu.<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2960\" src=\"https:\/\/info.formfedern.com\/wp-content\/uploads\/Spannungs-Dehnungs-Diagramm_600.png\" alt=\"Spannungs-Dehnungs-Diagramm | Gutekunst Formfedern\" width=\"600\" height=\"560\" data-wp-pid=\"2960\" srcset=\"https:\/\/info.formfedern.com\/wp-content\/uploads\/Spannungs-Dehnungs-Diagramm_600.png 600w, https:\/\/info.formfedern.com\/wp-content\/uploads\/Spannungs-Dehnungs-Diagramm_600-300x280.png 300w, https:\/\/info.formfedern.com\/wp-content\/uploads\/Spannungs-Dehnungs-Diagramm_600-214x200.png 214w, https:\/\/info.formfedern.com\/wp-content\/uploads\/Spannungs-Dehnungs-Diagramm_600-200x187.png 200w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><br \/>\nVe f\u00e1zi <strong>pru\u017en\u00e9 deformace<\/strong> se pru\u017einov\u00e1 ocel natahuje \u00fam\u011brn\u011b (Hookeova p\u0159\u00edmka) p\u016fsob\u00edc\u00edmu nap\u011bt\u00ed. Toto natahov\u00e1n\u00ed je tak\u00e9 zn\u00e1m\u00e9 jako line\u00e1rn\u011b-elastick\u00e1 nebo proporcion\u00e1ln\u00ed deformace. Procento prodlou\u017een\u00ed je zobrazeno na vodorovn\u00e9 ose a odpov\u00eddaj\u00edc\u00ed nap\u011bt\u00ed na svisl\u00e9 ose. Toto deforma\u010dn\u00ed chov\u00e1n\u00ed materi\u00e1l\u016f popsal v <a href=\"https:\/\/de.wikipedia.org\/wiki\/Hookesches_Gesetz\" target=\"_blank\" rel=\"noopener noreferrer\">Hookeov\u011b z\u00e1kon\u011b<\/a> ji\u017e v roce 1768 anglick\u00fd u\u010denec Robert Hooke. Pokud je dosa\u017eeno maxim\u00e1ln\u00ed <strong>pru\u017en\u00e9 deformace<\/strong> , p\u0159i kter\u00e9 se pru\u017einov\u00e1 ocel vr\u00e1t\u00ed do v\u00fdchoz\u00ed polohy bez deformace, naz\u00fdv\u00e1 se <a href=\"https:\/\/de.wikipedia.org\/wiki\/Streckgrenze\" target=\"_blank\" rel=\"noopener noreferrer\">mez kluzu (Rp)<\/a> . Mez pr\u016fta\u017enosti je mez tekutiny. Za touto mez\u00ed kluzu doch\u00e1z\u00ed v n\u00e1sleduj\u00edc\u00edch f\u00e1z\u00edch st\u00e1le k deformaci, ale zde je prodlou\u017een\u00ed v\u011bt\u0161\u00ed ne\u017e rostouc\u00ed nap\u011bt\u00ed, v d\u016fsledku \u010deho\u017e doch\u00e1z\u00ed k <strong>plastick\u00e9 deformaci<\/strong> a <strong>z\u00fa\u017een\u00ed<\/strong> a\u017e do <strong>prasknut\u00ed<\/strong> .<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Mez_kluzu_02\"><\/span><a href=\"https:\/\/info.formfedern.com\/wp-content\/uploads\/\/Dehngrenze_0.2_600px-300x293.png\" target=\"_blank\" rel=\"noopener noreferrer\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2953 size-medium alignright\" src=\"https:\/\/info.formfedern.com\/wp-content\/uploads\/\/Dehngrenze_0.2_600px-300x293.png\" alt=\"Mez kluzu 0,2 - Gutekunst tvo\u0159\u00ed pru\u017einy\" width=\"300\" height=\"293\" data-wp-pid=\"2953\" srcset=\"https:\/\/info.formfedern.com\/wp-content\/uploads\/Dehngrenze_0.2_600px-300x293.png 300w, https:\/\/info.formfedern.com\/wp-content\/uploads\/Dehngrenze_0.2_600px.png 600w, https:\/\/info.formfedern.com\/wp-content\/uploads\/Dehngrenze_0.2_600px-205x200.png 205w, https:\/\/info.formfedern.com\/wp-content\/uploads\/Dehngrenze_0.2_600px-200x195.png 200w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a>Mez kluzu 0,2 %.<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Existuj\u00ed <a href=\"https:\/\/info.formfedern.com\/cs\/vlastnosti-plechu-z-pruzinove-oceli\/\" target=\"_blank\" rel=\"noopener noreferrer\">pru\u017einov\u00e9 materi\u00e1ly<\/a> , u kter\u00fdch nelze jednozna\u010dn\u011b ur\u010dit mez kluzu. To plat\u00ed p\u0159edev\u0161\u00edm pro nerezov\u00e9 pru\u017einov\u00e9 oceli. Alternativn\u011b je zde uvedena <a href=\"https:\/\/de.wikipedia.org\/wiki\/Streckgrenze\" target=\"_blank\" rel=\"noopener noreferrer\">mez kluzuRp0,2<\/a>. Za t\u00edmto \u00fa\u010delem se nakresl\u00ed rovnob\u011b\u017eka s Hookeovou p\u0159\u00edmkou ve vzd\u00e1lenosti 0,2 %. Toto nap\u011bt\u00ed v m\u00edst\u011b pr\u016fse\u010d\u00edku odpov\u00edd\u00e1 meze kluzu Rp0,2 jako n\u00e1hrada za mez kluzu.<\/p>\n<p>&nbsp;<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Vlastnosti_materialu\"><\/span>Vlastnosti materi\u00e1lu<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Pro parametry materi\u00e1lu se nej\u010dast\u011bji pou\u017e\u00edv\u00e1 <a href=\"https:\/\/info.formfedern.com\/cs\/vlastnosti-plechu-z-pruzinove-oceli\/\">pevnost v tahu (Rm)<\/a> . Tato hodnota je z\u00e1kladem pro ka\u017ed\u00fd v\u00fdpo\u010det pru\u017einy a popisuje, jak siln\u00e1 m\u016f\u017ee b\u00fdt pru\u017einov\u00e1 ocel zat\u00ed\u017eena. Je v\u0161ak t\u0159eba poznamenat, \u017ee pru\u017einov\u00e1 ocel se plasticky deformuje d\u0159\u00edve, ne\u017e dos\u00e1hne sv\u00e9 pevnosti v tahu! Mez kluzu (Rp) a mez kluzu (Rp0,2) jsou obvykle uvedeny v datov\u00fdch listech v\u00fdrobce nebo si je lze vy\u017e\u00e1dat u v\u00fdrobc\u016f materi\u00e1l\u016f.<\/p>\n<p>&nbsp;<\/p>\n<p>Pot\u0159ebujete v\u00edce informac\u00ed o diagramu nap\u011bt\u00ed-deformace a materi\u00e1lov\u00fdch parametrech? \u017d\u00e1dn\u00fd probl\u00e9m, technologick\u00e9 odd\u011blen\u00ed <a href=\"https:\/\/info.formfedern.com\/cs\/vitejte-v-gutekunst-formfedern-gmbh\/\">Gutekunst Formfedern GmbH<\/a> m\u016f\u017eete kontaktovat telefonicky na \u010d\u00edsle (+49) 07445 85160 nebo <a href=\"mailto:info@gutekunst-formfedern.de\" target=\"_blank\" rel=\"noopener noreferrer\">info@gutekunst-formfedern.de<\/a> .<\/p>\n<p>Pokud m\u00e1te z\u00e1jem tak\u00e9 o jednotliv\u00e9 <a href=\"https:\/\/info.formfedern.com\/cs\/jednotlive-tvarovane-pruziny-a-ploche-pruziny\/\">tvarovan\u00e9 pru\u017einy<\/a>, <a href=\"https:\/\/info.formfedern.com\/cs\/pruzinove-spony-pro-kazdou-aplikaci\/\">pru\u017einov\u00e9 spony<\/a>, <a href=\"https:\/\/info.formfedern.com\/cs\/obsahuje-pruzinove-klipy\/\">pru\u017einov\u00e9 p\u0159\u00edchytky<\/a>, <a href=\"https:\/\/info.formfedern.com\/cs\/jednotlive-kontaktni-pruziny\/\">kontaktn\u00ed pru\u017einy<\/a> a <a href=\"https:\/\/info.formfedern.com\/cs\/pruzne-podlozky-a-upinaci-podlozky\/\">pru\u017einov\u00e9 podlo\u017eky<\/a>, pou\u017eijte n\u00e1\u0161 <a href=\"https:\/\/info.formfedern.com\/cs\/jarni-pozadavek\/\" target=\"_blank\" rel=\"noopener\">popt\u00e1vkov\u00fd formul\u00e1\u0159<\/a>. V kr\u00e1tk\u00e9 dob\u011b v\u00e1m d\u00e1me nez\u00e1vaznou nab\u00eddku.<\/p>\n<p>&nbsp;<\/p>\n<a class=\"maxbutton-9 maxbutton maxbutton-spring-request-cz\" target=\"_blank\" rel=\"noopener\" href=\"\/cs\/jarni-pozadavek\/\"><span class='mb-text'>Popt\u00e1vka<\/span><\/a>\n<p>&nbsp;<\/p>\n<p><em>Dodate\u010dn\u00e9 informace:<\/em><\/p>\n<ul>\n<li><a href=\"https:\/\/info.formfedern.com\/cs\/vlastnosti-plechu-z-pruzinove-oceli\/\">Vlastnosti plech\u016f z pru\u017einov\u00e9 oceli<\/a><\/li>\n<\/ul>\n<ul>\n<li><a href=\"https:\/\/info.formfedern.com\/scherfestigkeit-stahl\/\">Pevn\u00e1 ocel ve smyku<\/a><\/li>\n<\/ul>\n<ul>\n<li><a href=\"https:\/\/info.formfedern.com\/cs\/?p=9539\">Pou\u017eit\u00ed pru\u017einov\u00e9 ocelov\u00e9 p\u00e1sky<\/a><\/li>\n<\/ul>\n<ul>\n<li><a href=\"https:\/\/info.formfedern.com\/cs\/polomer-ohybu-pri-tvareni-kovu\/\">Polom\u011br ohybu p\u0159i tv\u00e1\u0159en\u00ed kov\u016f<\/a><\/li>\n<\/ul>\n<ul>\n<li><a href=\"https:\/\/info.formfedern.com\/biegeverfahren-metallumformung\/\">Proces oh\u00fdb\u00e1n\u00ed p\u0159i tv\u00e1\u0159en\u00ed kov\u016f<\/a><\/li>\n<\/ul>\n<ul>\n<li><a href=\"https:\/\/info.formfedern.com\/oberflaechenbehandlung-metall\/\">Povrchov\u00e1 \u00faprava kovu<\/a><\/li>\n<\/ul>\n<ul>\n<li><a href=\"https:\/\/info.formfedern.com\/cs\/pruzinova-ocel-a-plechy-z-pruzinove-oceli-ze-skladu\/\">Pru\u017einov\u00e1 ocel a plechy z pru\u017einov\u00e9 oceli ze skladu<\/a><\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Diagram nap\u011bt\u00ed a deformace lze pou\u017e\u00edt ke stanoven\u00ed statick\u00e9 \u00fanosnosti pru\u017einov\u00e9 oceli. Diagram nap\u011bt\u00ed a deformace zn\u00e1zor\u0148uje chov\u00e1n\u00ed pru\u017einov\u00e9 oceli p\u0159i tahov\u00e9 zkou\u0161ce a\u017e do jej\u00edho p\u0159etr\u017een\u00ed. Pro konstrukt\u00e9ra je diagram nap\u011bt\u00ed-deformace d\u016fle\u017eitou konstruk\u010dn\u00ed specifikac\u00ed, proto\u017ee tento diagram ukazuje, jakou<\/p>\n","protected":false},"author":6,"featured_media":9258,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[691,690,684],"tags":[3010,3012,1059,920,3013,3014,2512,863],"class_list":["post-9254","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-listove-pruziny","category-material-cz","category-znalost","tag-bod-kluzu","tag-diagram-napeti-napeti","tag-federstahl-cs","tag-kontaktfedern-cs","tag-limit-roztazeni","tag-meze-deformace","tag-pevnost-v-tahu","tag-tvarove-pruziny"],"_links":{"self":[{"href":"https:\/\/info.formfedern.com\/cs\/wp-json\/wp\/v2\/posts\/9254","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/info.formfedern.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/info.formfedern.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/info.formfedern.com\/cs\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/info.formfedern.com\/cs\/wp-json\/wp\/v2\/comments?post=9254"}],"version-history":[{"count":6,"href":"https:\/\/info.formfedern.com\/cs\/wp-json\/wp\/v2\/posts\/9254\/revisions"}],"predecessor-version":[{"id":12143,"href":"https:\/\/info.formfedern.com\/cs\/wp-json\/wp\/v2\/posts\/9254\/revisions\/12143"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/info.formfedern.com\/cs\/wp-json\/wp\/v2\/media\/9258"}],"wp:attachment":[{"href":"https:\/\/info.formfedern.com\/cs\/wp-json\/wp\/v2\/media?parent=9254"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/info.formfedern.com\/cs\/wp-json\/wp\/v2\/categories?post=9254"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/info.formfedern.com\/cs\/wp-json\/wp\/v2\/tags?post=9254"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}