{"id":950,"date":"2026-03-10T02:55:38","date_gmt":"2026-03-10T02:55:38","guid":{"rendered":"https:\/\/www.teartester.com\/?post_type=standard&#038;p=950"},"modified":"2026-04-03T08:05:35","modified_gmt":"2026-04-03T08:05:35","slug":"astm-d5587","status":"publish","type":"standard","link":"https:\/\/www.teartester.com\/cs\/standard\/astm-d5587\/","title":{"rendered":"ASTM D5587"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u00davod do normy ASTM D5587 a zkou\u0161en\u00ed pevnosti tkaniny v roztr\u017een\u00ed<\/h2>\n\n\n\n<p>Na str\u00e1nk\u00e1ch <strong>ASTM D5587<\/strong> norma poskytuje pokyny pro m\u011b\u0159en\u00ed pevnosti v roztr\u017een\u00ed tkanin pomoc\u00ed trap\u00e9zov\u00e9 zkou\u0161ky pevnosti v roztr\u017een\u00ed. Tato metoda je \u0161iroce pou\u017e\u00edv\u00e1na k hodnocen\u00ed odolnosti textili\u00ed, v\u010detn\u011b tkan\u00fdch, pleten\u00fdch a povrstven\u00fdch textili\u00ed, za kontrolovan\u00fdch podm\u00ednek. Zkou\u0161ka pom\u00e1h\u00e1 p\u0159i hodnocen\u00ed odolnosti tkanin v\u016f\u010di trhac\u00edm sil\u00e1m, co\u017e m\u00e1 z\u00e1sadn\u00ed v\u00fdznam pro pr\u016fmyslov\u00e1 odv\u011btv\u00ed, jako je v\u00fdroba od\u011bv\u016f, automobilov\u00fd pr\u016fmysl (tkaniny pro airbagy) a bytov\u00fd textil.<\/p>\n\n\n\n<p>V tomto \u010dl\u00e1nku se budeme zab\u00fdvat <strong>standardn\u00ed pevnost tkaniny v roztr\u017een\u00ed<\/strong>, se zam\u011b\u0159en\u00edm na trap\u00e9zov\u00fd trhac\u00ed test, <strong>pevnost tkaniny v tahu<\/strong>, a v\u00fdznam pevnosti v roztr\u017een\u00ed pro vlastnosti tkaniny.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.teartester.com\/wp-content\/uploads\/2026\/03\/ASTM-D5587-Measuring-Fabric-Tear-Strength-with-the-Trapezoidal-Test.webp\" alt=\"ASTM D5587 M\u011b\u0159en\u00ed pevnosti tkaniny v roztr\u017een\u00ed pomoc\u00ed trap\u00e9zov\u00e9ho testu\" class=\"wp-image-951\" style=\"width:779px;height:auto\" srcset=\"https:\/\/www.teartester.com\/wp-content\/uploads\/2026\/03\/ASTM-D5587-Measuring-Fabric-Tear-Strength-with-the-Trapezoidal-Test.webp 600w, https:\/\/www.teartester.com\/wp-content\/uploads\/2026\/03\/ASTM-D5587-Measuring-Fabric-Tear-Strength-with-the-Trapezoidal-Test-300x300.webp 300w, https:\/\/www.teartester.com\/wp-content\/uploads\/2026\/03\/ASTM-D5587-Measuring-Fabric-Tear-Strength-with-the-Trapezoidal-Test-150x150.webp 150w, https:\/\/www.teartester.com\/wp-content\/uploads\/2026\/03\/ASTM-D5587-Measuring-Fabric-Tear-Strength-with-the-Trapezoidal-Test-12x12.webp 12w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Co je ASTM D5587?<\/h2>\n\n\n\n<p><strong>ASTM D5587<\/strong> je standardn\u00ed zku\u0161ebn\u00ed metoda pro m\u011b\u0159en\u00ed <strong>pevnost v roztr\u017een\u00ed<\/strong> tkanin, zvl\u00e1\u0161t\u011b u\u017eite\u010dn\u00e9 pro hodnocen\u00ed materi\u00e1l\u016f pou\u017e\u00edvan\u00fdch p\u0159i v\u00fdrob\u011b zbo\u017e\u00ed dlouhodob\u00e9 spot\u0159eby. Zkou\u0161ka pou\u017e\u00edv\u00e1 <strong>konstantn\u00ed rychlost prodlou\u017een\u00ed<\/strong> (CRE), kter\u00fd zaji\u0161\u0165uje p\u0159esn\u00e9 a opakovateln\u00e9 v\u00fdsledky. . <strong><a href=\"https:\/\/www.teartester.com\/cs\/method\/trapezoidal-tear-test\/\" target=\"_blank\" rel=\"noreferrer noopener\">trap\u00e9zov\u00e1 zkou\u0161ka pevnosti v tahu<\/a><\/strong> m\u011b\u0159\u00ed s\u00edlu pot\u0159ebnou k \u0161\u00ed\u0159en\u00ed trhliny nap\u0159\u00ed\u010d tkaninou p\u0159i p\u016fsoben\u00ed \u0159\u00edzen\u00e9 ta\u017en\u00e9 s\u00edly.<\/p>\n\n\n\n<p>Postup zahrnuje p\u0159\u00edpravu vzorku tkaniny lichob\u011b\u017en\u00edkov\u00e9ho tvaru, kter\u00fd je pot\u00e9 vystaven tahu, dokud se trhlina neroz\u0161\u00ed\u0159\u00ed. Tato metoda je ide\u00e1ln\u00ed pro hodnocen\u00ed chov\u00e1n\u00ed tkanin p\u0159i nam\u00e1h\u00e1n\u00ed a pom\u00e1h\u00e1 v\u00fdrobc\u016fm vybrat materi\u00e1ly, kter\u00e9 vydr\u017e\u00ed opot\u0159eben\u00ed p\u0159i b\u011b\u017en\u00e9m pou\u017e\u00edv\u00e1n\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Standardn\u00ed pevnost tkaniny v roztr\u017een\u00ed: Trap\u00e9zov\u00e1 zkou\u0161ka trh\u00e1n\u00ed<\/h2>\n\n\n\n<p>Na str\u00e1nk\u00e1ch <strong>standardn\u00ed pevnost tkaniny v roztr\u017een\u00ed<\/strong> je zalo\u017een na <strong>trap\u00e9zov\u00e1 zkou\u0161ka pevnosti v tahu<\/strong>, spolehlivou metodu pro zkou\u0161en\u00ed odolnosti tkanin v\u016f\u010di trhac\u00edm sil\u00e1m. Tato zkou\u0161ka zahrnuje dv\u011b kl\u00ed\u010dov\u00e9 slo\u017eky: <strong>jednor\u00e1zov\u00e1 s\u00edla<\/strong> a <strong>pr\u016fm\u011br p\u011bti nejvy\u0161\u0161\u00edch \u0161pi\u010dkov\u00fdch sil<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Jak funguje trap\u00e9zov\u00fd trhac\u00ed test:<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>P\u0159\u00edprava vzork\u016f:<\/strong> Trap\u00e9zov\u00fd vzorek tkaniny je nast\u0159\u00edh\u00e1n a upraven podle n\u00e1sleduj\u00edc\u00edho postupu <strong>ASTM D5587<\/strong> standardn\u00ed.<\/li>\n\n\n\n<li><strong>Iniciace slz:<\/strong> P\u0159ed vlo\u017een\u00edm vzorku do zku\u0161ebn\u00edho stroje se zah\u00e1j\u00ed mal\u00e9 trh\u00e1n\u00ed.<\/li>\n\n\n\n<li><strong>Zku\u0161ebn\u00ed postup:<\/strong> Tkanina je pot\u00e9 vystavena \u0159\u00edzen\u00e9mu tahu, dokud se trhlina neroz\u0161\u00ed\u0159\u00ed. Na adrese  se zobraz\u00ed <strong>pevnost v roztr\u017een\u00ed<\/strong> se m\u011b\u0159\u00ed silou pot\u0159ebnou k udr\u017een\u00ed slzy v pohybu.<\/li>\n\n\n\n<li><strong>M\u011b\u0159en\u00ed:<\/strong> P\u0159i testu se m\u011b\u0159\u00ed s\u00edla pot\u0159ebn\u00e1 k roz\u0161\u00ed\u0159en\u00ed trhliny a v\u00fdsledn\u00e9 hodnoty se pou\u017e\u00edvaj\u00ed k v\u00fdpo\u010dtu pevnosti tkaniny. <strong>pevnost v roztr\u017een\u00ed<\/strong>.<\/li>\n<\/ol>\n\n\n\n<p>Test lze prov\u00e9st v obou <strong>such\u00e9<\/strong> a <strong>mokr\u00e9<\/strong> podm\u00ednky, co\u017e v\u00fdrobc\u016fm umo\u017e\u0148uje posoudit v\u00fdkonnost tkaniny v r\u016fzn\u00fdch prost\u0159ed\u00edch. To je u\u017eite\u010dn\u00e9 zejm\u00e9na u materi\u00e1l\u016f, kter\u00e9 budou vystaveny vlhkosti nebo vysok\u00e9 vlhkosti.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kl\u00ed\u010dov\u00e9 faktory pevnosti tkaniny v roztr\u017een\u00ed: Pevnost v tahu a prodlou\u017een\u00ed<\/h2>\n\n\n\n<p>Zat\u00edmco <strong>trap\u00e9zov\u00e1 zkou\u0161ka pevnosti v tahu<\/strong> m\u011b\u0159\u00ed s\u00edlu pot\u0159ebnou k \u0161\u00ed\u0159en\u00ed trhliny, je d\u016fle\u017eit\u00e9 vz\u00edt v \u00favahu i dal\u0161\u00ed vlastnosti tkaniny, jako nap\u0159. <strong>pevnost v tahu<\/strong> a <strong>prodlou\u017een\u00ed<\/strong>. Tyto vlastnosti \u00fazce souvisej\u00ed s <strong>pevnost v roztr\u017een\u00ed<\/strong> a umo\u017enit \u0161ir\u0161\u00ed pochopen\u00ed chov\u00e1n\u00ed tkanin p\u0159i z\u00e1t\u011b\u017ei.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pevnost tkaniny v tahu:<\/h3>\n\n\n\n<p><strong>Pevnost v tahu<\/strong> ozna\u010duje maxim\u00e1ln\u00ed s\u00edlu, kterou tkanina vydr\u017e\u00ed, ne\u017e se p\u0159etrhne. Obvykle se m\u011b\u0159\u00ed pomoc\u00ed <strong>tahov\u00fd zku\u0161ebn\u00ed stroj<\/strong>, kter\u00fd zaznamen\u00e1v\u00e1 s\u00edlu pot\u0159ebnou k nata\u017een\u00ed tkaniny a\u017e do jej\u00edho poru\u0161en\u00ed. <strong>Pevnost v tahu<\/strong> je d\u016fle\u017eit\u00fdm parametrem pro posouzen\u00ed, jak dob\u0159e tkanina odol\u00e1v\u00e1 tahov\u00fdm sil\u00e1m p\u0159i ka\u017edodenn\u00edm pou\u017e\u00edv\u00e1n\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Prodlou\u017een\u00ed:<\/h3>\n\n\n\n<p><strong>Prodlou\u017een\u00ed<\/strong> ozna\u010duje, jak moc se tkanina m\u016f\u017ee nat\u00e1hnout, ne\u017e se p\u0159etrhne. Tkanina s vysokou <strong>prodlou\u017een\u00ed<\/strong> se m\u016f\u017ee v\u00fdrazn\u011b rozt\u00e1hnout, ani\u017e by se roztrhl, co\u017e je z\u00e1sadn\u00ed pro materi\u00e1ly pou\u017e\u00edvan\u00e9 v aplikac\u00edch, jako je sportovn\u00ed oble\u010den\u00ed nebo automobilov\u00e9 airbagy, kde je pru\u017enost kl\u00ed\u010dov\u00e1.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Aplikace a v\u00fdznam normy ASTM D5587 v pr\u016fmyslu<\/h2>\n\n\n\n<p><strong>ASTM D5587<\/strong> m\u00e1 z\u00e1sadn\u00ed v\u00fdznam v odv\u011btv\u00edch, kde je d\u016fle\u017eit\u00e1 trvanlivost tkaniny. Zde je n\u011bkolik kl\u00ed\u010dov\u00fdch aplikac\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>V\u00fdroba od\u011bv\u016f:<\/strong> Test pom\u00e1h\u00e1 hodnotit tkaniny pou\u017e\u00edvan\u00e9 v od\u011bvech a zaji\u0161\u0165uje, \u017ee vydr\u017e\u00ed ka\u017edodenn\u00ed opot\u0159eben\u00ed.<\/li>\n\n\n\n<li><strong>Automobilov\u00fd pr\u016fmysl:<\/strong> Materi\u00e1ly, jako jsou tkaniny airbag\u016f, jsou testov\u00e1ny na. <strong>pevnost v roztr\u017een\u00ed<\/strong> aby byla zaji\u0161t\u011bna jejich funk\u010dnost v extr\u00e9mn\u00edch podm\u00ednk\u00e1ch.<\/li>\n\n\n\n<li><strong>Dom\u00e1c\u00ed textil:<\/strong> Tkaniny pou\u017e\u00edvan\u00e9 v p\u0159edm\u011btech pro dom\u00e1cnost, jako jsou p\u0159ikr\u00fdvky, z\u00e1clony a \u010daloun\u011bn\u00ed, jsou testov\u00e1ny, aby se zajistilo, \u017ee si zachovaj\u00ed svou integritu v pr\u016fb\u011bhu \u010dasu.<\/li>\n<\/ul>\n\n\n\n<p>Na str\u00e1nk\u00e1ch <strong>trap\u00e9zov\u00e1 zkou\u0161ka pevnosti v tahu<\/strong> je tak\u00e9 d\u016fle\u017eit\u00fd pro kontrolu kvality, proto\u017ee umo\u017e\u0148uje v\u00fdrobc\u016fm porovnat r\u016fzn\u00e9 tkaniny a vybrat nejlep\u0161\u00ed materi\u00e1l pro konkr\u00e9tn\u00ed aplikace. T\u00edm je zaji\u0161t\u011bno, \u017ee p\u0159i v\u00fdrob\u011b zbo\u017e\u00ed, kter\u00e9 bude b\u011bhem sv\u00e9ho \u017eivotn\u00edho cyklu vystaveno mechanick\u00e9mu nam\u00e1h\u00e1n\u00ed, budou pou\u017eity pouze vysoce v\u00fdkonn\u00e9 tkaniny.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Jak tester na trh\u00e1n\u00ed pom\u00e1h\u00e1 p\u0159i dodr\u017eov\u00e1n\u00ed normy ASTM D5587<\/h2>\n\n\n\n<p>Zajistit, aby <strong>ASTM D5587<\/strong> je p\u0159esn\u011b dodr\u017eov\u00e1na, pou\u017eit\u00ed <strong>tester slz<\/strong> je z\u00e1sadn\u00ed. <strong>Tester na trh\u00e1n\u00ed Cell Instruments\u2019<\/strong> jsou navr\u017eeny tak, aby poskytovaly p\u0159esn\u00e1 a spolehliv\u00e1 m\u011b\u0159en\u00ed pro <strong>pevnost v roztr\u017een\u00ed<\/strong> testov\u00e1n\u00ed, v\u010detn\u011b trap\u00e9zov\u00e9ho trhac\u00edho testu. Na\u0161e testery jsou pln\u011b v souladu s <strong>ASTM D5587<\/strong>, a poskytuje opakovateln\u00e9 v\u00fdsledky, kter\u00e9 spl\u0148uj\u00ed pr\u016fmyslov\u00e9 normy.<\/p>\n\n\n\n<p>Pou\u017eit\u00ed <strong>tester slz<\/strong>, mohou v\u00fdrobci prov\u00e1d\u011bt testy na \u0161irok\u00e9 \u0161k\u00e1le tkanin, \u010d\u00edm\u017e se zajist\u00ed, \u017ee materi\u00e1l bude v re\u00e1ln\u00fdch aplikac\u00edch fungovat podle o\u010dek\u00e1v\u00e1n\u00ed. Na\u0161e str\u00e1nky <strong>za\u0159\u00edzen\u00ed pro testov\u00e1n\u00ed trh\u00e1n\u00ed<\/strong> je u\u017eivatelsky p\u0159\u00edv\u011btiv\u00fd, snadno se kalibruje a poskytuje p\u0159esn\u00e9 v\u00fdsledky, kter\u00e9 v\u00e1m pomohou splnit nejvy\u0161\u0161\u00ed standardy.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><\/h2>","protected":false},"featured_media":0,"parent":0,"template":"","meta":{"_acf_changed":true},"standard-category":[2],"class_list":["post-950","standard","type-standard","status-publish","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.teartester.com\/cs\/wp-json\/wp\/v2\/standard\/950","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.teartester.com\/cs\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.teartester.com\/cs\/wp-json\/wp\/v2\/types\/standard"}],"wp:attachment":[{"href":"https:\/\/www.teartester.com\/cs\/wp-json\/wp\/v2\/media?parent=950"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.teartester.com\/cs\/wp-json\/wp\/v2\/standard-category?post=950"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}