{"id":10102,"date":"2026-03-23T16:50:44","date_gmt":"2026-03-23T08:50:44","guid":{"rendered":"https:\/\/www.packqc.com\/?post_type=standard&#038;p=10102"},"modified":"2026-04-16T09:53:21","modified_gmt":"2026-04-16T01:53:21","slug":"astm-d7003","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/cs\/standard\/astm-d7003\/","title":{"rendered":"ASTM D7003"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>ASTM D7003<\/strong> definuje standardizovanou metodu hodnocen\u00ed <strong>tahov\u00e9 vlastnosti p\u00e1s\u016f vyztu\u017een\u00fdch geomembr\u00e1n<\/strong>, kter\u00e9 se hojn\u011b pou\u017e\u00edvaj\u00ed v syst\u00e9mech pro ochranu \u017eivotn\u00edho prost\u0159ed\u00ed, jako jsou skl\u00e1dky, n\u00e1dr\u017ee a d\u016fln\u00ed provozy. Tyto materi\u00e1ly kombinuj\u00ed polymern\u00ed f\u00f3lie s textiln\u00ed v\u00fdztu\u017e\u00ed, d\u00edky \u010demu\u017e je jejich chov\u00e1n\u00ed v tahu slo\u017eit\u011bj\u0161\u00ed ne\u017e u b\u011b\u017en\u00fdch f\u00f3li\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tato metoda se zam\u011b\u0159uje na <strong>kontrola kvality (QC), zaji\u0161t\u011bn\u00ed kvality (QA) a v\u00fdzkumn\u00e9 aplikace.<\/strong> sp\u00ed\u0161e ne\u017e konstruk\u010dn\u00ed n\u00e1vrh. Klade d\u016fraz na testov\u00e1n\u00ed ve sm\u011brech v\u00fdztu\u017ee, kter\u00e9 p\u0159esn\u011b odr\u00e1\u017e\u00ed vlastnosti materi\u00e1lu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mezi hlavn\u00ed v\u00fdsledky normy ASTM D7003 pat\u0159\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0160pi\u010dkov\u00e1 pevnost v tahu (kN\/m)<\/li>\n\n\n\n<li>Prodlou\u017een\u00ed p\u0159i \u0161pi\u010dkov\u00e9m zat\u00ed\u017een\u00ed (%)<\/li>\n\n\n\n<li>Zat\u00ed\u017een\u00ed a prodlou\u017een\u00ed p\u0159i kone\u010dn\u00e9m p\u0159etr\u017een\u00ed<\/li>\n\n\n\n<li>Statistick\u00e1 konzistence (pr\u016fm\u011br a sm\u011brodatn\u00e1 odchylka)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Zkou\u0161ka tahu geomembr\u00e1ny v p\u00e1sech<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>zkou\u0161ka tahu geomembr\u00e1ny v p\u00e1sech<\/strong> podle normy ASTM D7003 se m\u011b\u0159\u00ed, jak vyztu\u017een\u00e9 geomembr\u00e1ny reaguj\u00ed na jednoos\u00e9 tahov\u00e9 s\u00edly. Na rozd\u00edl od tahov\u00fdch zkou\u0161ek v \u0161irok\u00e9m rozsahu tato metoda izoluje konkr\u00e9tn\u00ed vyztu\u017euj\u00edc\u00ed vl\u00e1kna v \u00fazk\u00e9m vzorku.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">P\u0159\u00edprava vzork\u016f<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0160\u00ed\u0159ka: <strong>25 mm (1 palec)<\/strong><\/li>\n\n\n\n<li>D\u00e9lka: <strong>\u2265150 mm (6 palc\u016f)<\/strong><\/li>\n\n\n\n<li>Orientace: Rovnob\u011b\u017en\u011b se sm\u011brem v\u00fdztu\u017ee (MD nebo TD)<\/li>\n\n\n\n<li>Mno\u017estv\u00ed: Minim\u00e1ln\u00ed mno\u017estv\u00ed: <strong>5 vzork\u016f v ka\u017ed\u00e9m sm\u011bru<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Z\u00e1sadn\u00edm po\u017eadavkem je, aby <strong>v\u00fdztu\u017en\u00e9 p\u0159\u00edze mus\u00ed z\u016fstat mezi \u00fachyty souvisl\u00e9.<\/strong>. Jak\u00e9koli p\u0159eru\u0161en\u00ed v\u00fdrazn\u011b sni\u017euje nam\u011b\u0159enou s\u00edlu a ohro\u017euje platnost dat.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Postup zkou\u0161ky tahem na p\u00e1sech<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>postup zkou\u0161ky tahem na p\u00e1sech<\/strong> v norm\u011b ASTM D7003 se \u0159\u00edd\u00ed p\u0159esnou posloupnost\u00ed, kter\u00e1 zaji\u0161\u0165uje spolehliv\u00e9 v\u00fdsledky:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Postup krok za krokem<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Nastaven\u00ed d\u00e9lky m\u011b\u0159idla<\/strong><br>Nastavte rozte\u010d rukojet\u00ed na <strong>75 mm (3 palce)<\/strong>.<\/li>\n\n\n\n<li><strong>Mont\u00e1\u017en\u00ed vzorek<\/strong><br>Vyrovnejte vzorek do st\u0159edu a dbejte na to, aby sm\u011br zat\u00ed\u017een\u00ed odpov\u00eddal orientaci v\u00fdztu\u017ee.<\/li>\n\n\n\n<li><strong>Zat\u00ed\u017een\u00ed v tahu<\/strong><br>Rozt\u00e1hn\u011bte vzorek p\u0159i konstantn\u00ed rychlosti <strong>300 mm\/min<\/strong> a\u017e do selh\u00e1n\u00ed.<\/li>\n\n\n\n<li><strong>Sledov\u00e1n\u00ed chov\u00e1n\u00ed<\/strong><br>Zaznamenejte <strong>k\u0159ivka zat\u00ed\u017een\u00ed-rozta\u017een\u00ed<\/strong> pr\u016fb\u011b\u017en\u011b.<\/li>\n\n\n\n<li><strong>Ov\u011b\u0159en\u00ed v\u00fdsledk\u016f<\/strong><br>V\u00fdsledky vy\u0159a\u010fte, pokud:\n<ul class=\"wp-block-list\">\n<li>Doch\u00e1z\u00ed ke skluzu<\/li>\n\n\n\n<li>K p\u0159eru\u0161en\u00ed doch\u00e1z\u00ed u rukojet\u00ed<\/li>\n\n\n\n<li>V\u00fdztuha se vytahuje bez poru\u0161en\u00ed<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Opakovan\u00e9 testov\u00e1n\u00ed<\/strong><br>Prove\u010fte zkou\u0161ky v\u0161ech vzork\u016f v obou sm\u011brech.<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Kl\u00ed\u010dov\u00e9 zaznamenan\u00e9 \u00fadaje<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0160pi\u010dkov\u00e9 zat\u00ed\u017een\u00ed<\/li>\n\n\n\n<li>Odd\u011blen\u00ed \u00fachopu p\u0159i maxim\u00e1ln\u00edm zat\u00ed\u017een\u00ed<\/li>\n\n\n\n<li>Zat\u00ed\u017een\u00ed p\u0159i kone\u010dn\u00e9m p\u0159eru\u0161en\u00ed<\/li>\n\n\n\n<li>Prodlou\u017een\u00ed p\u0159i kone\u010dn\u00e9m zlomu<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Zkou\u0161ka prodlou\u017een\u00ed geomembr\u00e1n<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The <strong>zkou\u0161ka prodlou\u017een\u00ed geomembr\u00e1n<\/strong> ur\u010duje, jak moc se vzorek prot\u00e1hne p\u0159ed poru\u0161en\u00edm, a poskytuje tak informace o ta\u017enosti a \u00fa\u010dinnosti v\u00fdztu\u017ee.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">V\u00fdpo\u010det prodlou\u017een\u00ed<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><semantics><mrow><mtext>Prodlou\u017een\u00ed (%)<\/mtext><mo>=<\/mo><mfrac><mrow><mi mathvariant=\"normal\">\u0394<\/mi><mi>L<\/mi><\/mrow><mn>75<\/mn><\/mfrac><mo>\u00d7<\/mo><mn>100<\/mn><\/mrow><annotation encoding=\"application\/x-tex\">\\text{Prodlou\u017een\u00ed (\\%)} = \\frac{\\Delta L}{75} \\kr\u00e1t 100<\/annotation><\/semantics><\/math>Prodlou\u017een\u00ed (%)=75\u0394L\u00d7100<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kde:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0394L = posun uchopen\u00ed (mm)<\/li>\n\n\n\n<li>75 mm = po\u010d\u00e1te\u010dn\u00ed d\u00e9lka m\u011b\u0159idla<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">V\u00fdklad<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>N\u00edzk\u00e9 prodlou\u017een\u00ed<\/strong> \u2192 tuh\u00e1 v\u00fdztu\u017e s vysokou pevnost\u00ed<\/li>\n\n\n\n<li><strong>Vysok\u00e9 prodlou\u017een\u00ed<\/strong> \u2192 pru\u017en\u00e1 konstrukce, lep\u0161\u00ed tolerance k deformaci<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Ob\u011b hodnoty jsou z\u00e1sadn\u00ed pro vyhodnocen\u00ed <strong>v\u00fdkonnost v poln\u00edch z\u00e1t\u011b\u017eov\u00fdch podm\u00ednk\u00e1ch<\/strong>, zejm\u00e9na v ochrann\u00fdch syst\u00e9mech.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Doporu\u010den\u00ed k vybaven\u00ed pro testov\u00e1n\u00ed podle normy ASTM D7003<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159esn\u00e9 proveden\u00ed normy ASTM D7003 vy\u017eaduje <strong>vysoce p\u0159esn\u00fd syst\u00e9m pro tahov\u00e9 zkou\u0161ky<\/strong>. Na str\u00e1nk\u00e1ch . <strong>Cell Instruments TST-01 <a href=\"https:\/\/www.packqc.com\/cs\/products\/sale-packaging-tensile-strength-tester-film\/\" target=\"_blank\" rel=\"noreferrer noopener\">Zkou\u0161e\u010dka tahu<\/a><\/strong> je pro tuto aplikaci obzvl\u00e1\u0161t\u011b vhodn\u00fd.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pro\u010d si vybrat TST-01?<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Stabiln\u00ed \u0159\u00edzen\u00ed PLC s rozhran\u00edm HMI<\/strong> zaji\u0161\u0165uje p\u0159esn\u00e9 \u0159\u00edzen\u00ed test\u016f<\/li>\n\n\n\n<li><strong>\u0160irok\u00fd rozsah rychlosti (1-500 mm\/min)<\/strong> snadno spl\u0148uje po\u017eadavek 300 mm\/min<\/li>\n\n\n\n<li><strong>Vysok\u00e1 p\u0159esnost posunu (\u00b10,01 mm)<\/strong> podporuje p\u0159esn\u00e9 m\u011b\u0159en\u00ed prodlou\u017een\u00ed<\/li>\n\n\n\n<li><strong>P\u0159izp\u016fsobiteln\u00e1 sv\u00edtidla<\/strong> p\u0159izp\u016fsobit vzorky geomembr\u00e1n<\/li>\n\n\n\n<li><strong>Zobrazen\u00ed k\u0159ivky v re\u00e1ln\u00e9m \u010dase<\/strong> zlep\u0161uje anal\u00fdzu dat<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Zajist\u011bte p\u0159esn\u00e9 a vyhovuj\u00edc\u00ed testov\u00e1n\u00ed podle normy ASTM D7003 pomoc\u00ed pokro\u010dil\u00fdch \u0159e\u0161en\u00ed pro tahov\u00e9 zkou\u0161ky. Spr\u00e1vn\u00e9 vybaven\u00ed umo\u017e\u0148uje p\u0159esn\u00e9 m\u011b\u0159en\u00ed pevnosti v tahu a prodlou\u017een\u00ed, co\u017e v\u00e1m pom\u016f\u017ee udr\u017eet kvalitu v\u00fdrobk\u016f a splnit mezin\u00e1rodn\u00ed normy. Spole\u010dnost Cell Instruments nab\u00edz\u00ed spolehliv\u00e9, p\u0159izp\u016fsobiteln\u00e9 syst\u00e9my ur\u010den\u00e9 pro aplikace zkou\u0161en\u00ed geomembr\u00e1n. Optimalizujte sv\u016fj pracovn\u00ed postup testov\u00e1n\u00ed, zlep\u0161ete konzistenci dat a posilte sv\u016fj proces zaji\u0161t\u011bn\u00ed kvality pomoc\u00ed profesion\u00e1ln\u00ed technologie pro tahov\u00e9 zkou\u0161ky.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u010cast\u00e9 dotazy t\u00fdkaj\u00edc\u00ed se normy ASTM D7003<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">1. K \u010demu se pou\u017e\u00edv\u00e1 norma ASTM D7003?<br>Vyhodnocuje tahov\u00e9 vlastnosti vyztu\u017een\u00fdch geomembr\u00e1n pro \u00fa\u010dely kontroly kvality, zaji\u0161t\u011bn\u00ed kvality a v\u00fdzkumu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2. Pro\u010d mus\u00ed vzorky odpov\u00eddat sm\u011bru v\u00fdztu\u017ee?<br>Proto\u017ee pevnost v tahu z\u00e1vis\u00ed do zna\u010dn\u00e9 m\u00edry na orientaci v\u00fdztu\u017ee, vede nespr\u00e1vn\u00e9 nastaven\u00ed k nep\u0159esn\u00fdm v\u00fdsledk\u016fm.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3. Co se stane, kdy\u017e p\u0159\u00edze nen\u00ed souvisl\u00e1?<br>Nam\u011b\u0159en\u00e1 pevnost v tahu v\u00fdrazn\u011b kles\u00e1, tak\u017ee v\u00fdsledek je neplatn\u00fd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4. Je A<a href=\"https:\/\/store.astm.org\/d7003_d7003m-03r21.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">STM D7003<\/a> vhodn\u00e9 pro konstruk\u010dn\u00ed v\u00fdpo\u010dty?<br>Ne, jedn\u00e1 se o indexovou zkou\u0161ku a nem\u011bla by se pou\u017e\u00edvat p\u0159\u00edmo pro in\u017een\u00fdrsk\u00fd n\u00e1vrh.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5. Jak\u00e1 je standardn\u00ed testovac\u00ed rychlost?<br>Po\u017eadovan\u00e1 rychlost k\u0159\u00ed\u017eov\u00e9 hlavy je 300 mm\/min.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">6. Jak se vypo\u010d\u00edt\u00e1 pevnost v tahu?<br>D\u011blen\u00edm maxim\u00e1ln\u00edho zat\u00ed\u017een\u00ed \u0161\u00ed\u0159kou vzorku vyj\u00e1d\u0159en\u00e9ho v kN\/m.<\/p>","protected":false},"excerpt":{"rendered":"<p>Norma ASTM D7003 definuje standardizovanou metodu pro hodnocen\u00ed tahov\u00fdch vlastnost\u00ed vyztu\u017een\u00fdch geomembr\u00e1n, kter\u00e9 jsou \u0161iroce pou\u017e\u00edv\u00e1ny v syst\u00e9mech ochrany \u017eivotn\u00edho prost\u0159ed\u00ed, jako jsou skl\u00e1dky, n\u00e1dr\u017ee a d\u016fln\u00ed provozy. Tyto materi\u00e1ly kombinuj\u00ed polymern\u00ed desky s textiln\u00ed v\u00fdztu\u017e\u00ed, tak\u017ee jejich chov\u00e1n\u00ed v tahu je slo\u017eit\u011bj\u0161\u00ed ne\u017e u b\u011b\u017en\u00fdch f\u00f3li\u00ed. Tato metoda se zam\u011b\u0159uje na kontrolu kvality (QC), kvalitu [...]<\/p>","protected":false},"featured_media":10103,"parent":0,"template":"","meta":{"_acf_changed":true,"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":"","footer-sml-layout":"","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-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-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-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-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-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-gradient":""}}},"standard-category":[611],"class_list":["post-10102","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/standard\/10102","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media\/10103"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/media?parent=10102"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/cs\/wp-json\/wp\/v2\/standard-category?post=10102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}