{"id":1102,"date":"2026-04-03T03:12:31","date_gmt":"2026-04-03T03:12:31","guid":{"rendered":"https:\/\/www.geo-tester.com\/?post_type=standard&#038;p=1102"},"modified":"2026-04-08T06:00:06","modified_gmt":"2026-04-08T06:00:06","slug":"astm-d5884","status":"publish","type":"standard","link":"https:\/\/www.geo-tester.com\/cs\/standard\/astm-d5884\/","title":{"rendered":"ASTM D5884"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Geomembr\u00e1ny se hojn\u011b pou\u017e\u00edvaj\u00ed v syst\u00e9mech ochrany \u017eivotn\u00edho prost\u0159ed\u00ed, jako jsou skl\u00e1dky, n\u00e1dr\u017ee, t\u011b\u017eebn\u00ed lokality a \u010dist\u00edrny odpadn\u00edch vod. V t\u011bchto aplikac\u00edch mus\u00ed materi\u00e1l odol\u00e1vat mechanick\u00e9mu po\u0161kozen\u00ed b\u011bhem instalace a dlouhodob\u00e9ho provozu. Jedn\u00edm z nejkriti\u010dt\u011bj\u0161\u00edch ukazatel\u016f v\u00fdkonnosti je <strong>odolnost proti roztr\u017een\u00ed<\/strong>, zejm\u00e9na pokud geomembr\u00e1na obsahuje <strong>vnit\u0159n\u00ed textiln\u00ed v\u00fdztu\u017e<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Norma zn\u00e1m\u00e1 jako ASTM D5884, vydan\u00e1 spole\u010dnost\u00ed ASTM International, poskytuje spolehlivou laboratorn\u00ed metodu pro hodnocen\u00ed pevnosti vyztu\u017een\u00fdch geomembr\u00e1n v tahu pomoc\u00ed metody. <strong>metoda trh\u00e1n\u00ed jazyka<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tento standardizovan\u00fd <strong>Zkou\u0161ka pevnosti v tahu podle normy ASTM D5884<\/strong> umo\u017e\u0148uje in\u017een\u00fdr\u016fm, v\u00fdrobc\u016fm a inspektor\u016fm kvality porovn\u00e1vat geomembr\u00e1nov\u00e9 materi\u00e1ly a hodnotit jejich odolnost proti \u0161\u00ed\u0159en\u00ed trhlin v kontrolovan\u00fdch podm\u00ednk\u00e1ch.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Zkou\u0161ka pevnosti v tahu pro vyztu\u017een\u00e9 geomembr\u00e1ny<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>zkou\u0161ka pevnosti v tahu<\/strong> m\u011b\u0159\u00ed s\u00edlu pot\u0159ebnou k roz\u0161\u00ed\u0159en\u00ed existuj\u00edc\u00edho \u0159ezu nebo vrubu v materi\u00e1lu. U vyztu\u017een\u00fdch geomembr\u00e1n je tato vlastnost z\u00e1sadn\u00ed, proto\u017ee b\u011bhem p\u0159epravy, instalace nebo servisu m\u016f\u017ee doj\u00edt k mal\u00fdm \u0159ez\u016fm.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud m\u00e1 materi\u00e1l n\u00edzkou odolnost proti roztr\u017een\u00ed, m\u016f\u017ee se mal\u00e1 z\u00e1vada rychle roz\u0161\u00ed\u0159it a v\u00e9st k net\u011bsnosti nebo selh\u00e1n\u00ed syst\u00e9mu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Norma ASTM D5884 se zam\u011b\u0159uje na <strong>pru\u017en\u00e9 geomembr\u00e1ny vyztu\u017een\u00e9 textiln\u00edmi strukturami<\/strong>, jako nap\u0159:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Membr\u00e1ny vyztu\u017een\u00e9 st\u011brkou<\/li>\n\n\n\n<li>Geomembr\u00e1ny vyztu\u017een\u00e9 tkanou textili\u00ed<\/li>\n\n\n\n<li>Kompozitn\u00ed polymer-textiln\u00ed bari\u00e9rov\u00e9 materi\u00e1ly<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Norma hodnot\u00ed odolnost proti roztr\u017een\u00ed v obou p\u0159\u00edpadech:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Sm\u011br stroje (MD)<\/strong><\/li>\n\n\n\n<li><strong>Sm\u011brov\u00e1n\u00ed nap\u0159\u00ed\u010d stroji (CMD)<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Testov\u00e1n\u00ed v obou sm\u011brech je d\u016fle\u017eit\u00e9, proto\u017ee vl\u00e1kna v\u00fdztu\u017ee se \u010dasto orientuj\u00ed odli\u0161n\u011b, co\u017e m\u016f\u017ee v\u00fdznamn\u011b ovlivnit jejich odolnost proti roztr\u017een\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Podle normy ASTM D5884 p\u0159edstavuje odolnost proti roztr\u017een\u00ed z\u00edskan\u00e1 p\u0159i zkou\u0161ce <strong>relativn\u00ed odolnost v kontrolovan\u00fdch laboratorn\u00edch podm\u00ednk\u00e1ch<\/strong>, nikoliv p\u0159\u00edmou p\u0159edpov\u011bd\u00ed v\u00fdkonnosti v ter\u00e9nu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Zku\u0161ebn\u00ed metoda trh\u00e1n\u00ed geomembr\u00e1n podle normy ASTM D5884<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Na str\u00e1nk\u00e1ch <strong>zkou\u0161ka trh\u00e1n\u00ed geomembr\u00e1n<\/strong> definovan\u00e1 v norm\u011b ASTM D5884 pou\u017e\u00edv\u00e1 vzorek s p\u0159edem vy\u0159\u00edznutou \u0161t\u011brbinou, kter\u00e1 tvo\u0159\u00ed dva \u201cjazyky\u201d. Ka\u017ed\u00fd jazyk se upne do zku\u0161ebn\u00edho stroje a t\u00e1hne se od sebe, dokud se trhlina neroz\u0161\u00ed\u0159\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Nastaven\u00ed vzorku<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Vzorek mus\u00ed b\u00fdt ve zku\u0161ebn\u00edm stroji vycentrov\u00e1n tak, aby:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Jeden jazyk je upnut\u00fd v horn\u00ed rukojeti.<\/strong><\/li>\n\n\n\n<li><strong>Druh\u00fd jazyk je sev\u0159en ve spodn\u00ed rukojeti.<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Rukojeti mus\u00ed udr\u017eovat po\u010d\u00e1te\u010dn\u00ed odstup: <strong><span style=\"text-decoration: underline;\"><em>75 mm (3 palce)<\/em><\/span><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u0159i t\u00e9to konfiguraci jsou \u00fachopov\u00e9 plochy um\u00edst\u011bny p\u0159ibli\u017en\u011b <strong>38 mm od sb\u00edhaj\u00edc\u00edho se konce \u0161t\u011brbiny<\/strong>, \u010d\u00edm\u017e je zaji\u0161t\u011bno d\u016fsledn\u00e9 \u0161\u00ed\u0159en\u00ed slz.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Rychlost testov\u00e1n\u00ed<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Norma ASTM D5884 vy\u017eaduje, aby zku\u0161ebn\u00ed stroj pracoval s \u0159\u00edzenou rychlost\u00ed posunu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><math xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"><semantics><mrow><mi>v<\/mi><mo>=<\/mo><mn>50<\/mn><mo>\u00b1<\/mo><mn>2<\/mn><mtext>&nbsp;mm\/min<\/mtext><\/mrow><annotation encoding=\"application\/x-tex\">v = 50 \\pm 2\\ \\text{mm\/min}<\/annotation><\/semantics><\/math>v=50\u00b12 mm\/min<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dodr\u017eov\u00e1n\u00ed stanoven\u00e9 rychlosti je d\u016fle\u017eit\u00e9, proto\u017ee <strong>pevnost v roztr\u017een\u00ed se m\u016f\u017ee v\u00fdrazn\u011b li\u0161it v z\u00e1vislosti na rychlosti deformace.<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Proveden\u00ed testu<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">B\u011bhem testu:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Stroj od sebe oba jazyky odd\u011bl\u00ed.<\/li>\n\n\n\n<li>Trhlina se \u0161\u00ed\u0159\u00ed pod\u00e9l p\u0159edem vy\u0159\u00edznut\u00e9 \u0161t\u011brbiny.<\/li>\n\n\n\n<li>Zku\u0161ebn\u00ed p\u0159\u00edstroj pr\u016fb\u011b\u017en\u011b zaznamen\u00e1v\u00e1 p\u016fsob\u00edc\u00ed s\u00edlu.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Vzorek pokra\u010duje v trh\u00e1n\u00ed na vzd\u00e1lenost <strong>75-100 mm<\/strong> dokud nedojde k poru\u0161e.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Zkou\u0161ka pevnosti jazyka v tahu a v\u00fdpo\u010det v\u00fdsledk\u016f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Na adrese <strong>zkou\u0161ka pevnosti jazyka v tahu<\/strong>, kl\u00ed\u010dov\u00fdm v\u00fdsledkem je <strong>maxim\u00e1ln\u00ed s\u00edla pot\u0159ebn\u00e1 k roz\u0161\u00ed\u0159en\u00ed trhliny<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Podle normy ASTM D5884:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Na str\u00e1nk\u00e1ch <strong>pevnost v tahu jednotliv\u00e9ho vzorku<\/strong> se rovn\u00e1 <strong>\u0161pi\u010dkov\u00e9 zat\u00ed\u017een\u00ed zaznamenan\u00e9 b\u011bhem zkou\u0161ky<\/strong>.<\/li>\n\n\n\n<li>Na str\u00e1nk\u00e1ch <strong>pevnost v roztr\u017een\u00ed jednotky vzorku<\/strong> se rovn\u00e1 <strong>pr\u016fm\u011brn\u00e1 hodnota p\u011bti platn\u00fdch vzork\u016f<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Testov\u00e1n\u00ed mus\u00ed b\u00fdt provedeno v obou p\u0159\u00edpadech:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Sm\u011br stroje (MD)<\/strong><\/li>\n\n\n\n<li><strong>Sm\u011brov\u00e1n\u00ed nap\u0159\u00ed\u010d stroji (CMD)<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Laborato\u0159e by tak\u00e9 m\u011bly vypo\u010d\u00edtat dal\u0161\u00ed statistick\u00e9 ukazatele:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pr\u016fm\u011brn\u00e1 pevnost v tahu<\/strong><\/li>\n\n\n\n<li><strong>Sm\u011brodatn\u00e1 odchylka<\/strong><\/li>\n\n\n\n<li><strong>Varia\u010dn\u00ed koeficient<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Pokud se vzorek roztrhne v nezam\u00fd\u0161len\u00e9m sm\u011bru nebo pokud je v\u00fdsledek <strong>25% nad nebo pod pr\u016fm\u011brem v d\u016fsledku chyby testov\u00e1n\u00ed<\/strong>, v\u00fdsledek by m\u011bl b\u00fdt <strong>vy\u0159azen a nahrazen nov\u00fdm vzorkem.<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tyto v\u00fdpo\u010dty pom\u00e1haj\u00ed in\u017een\u00fdr\u016fm kvality vyhodnotit <strong>rovnom\u011brnost a spolehlivost geomembr\u00e1nov\u00fdch v\u00fdztu\u017en\u00fdch konstrukc\u00ed<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Doporu\u010den\u00e9 vybaven\u00ed pro testov\u00e1n\u00ed podle normy ASTM D5884<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>p\u0159esn\u00fd tahov\u00fd zku\u0161ebn\u00ed stroj<\/strong> pro p\u0159esn\u00e9 proveden\u00ed trhac\u00edch zkou\u0161ek podle normy ASTM D5884. P\u0159\u00edstroj mus\u00ed poskytovat:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Stabiln\u00ed m\u011b\u0159en\u00ed s\u00edly<\/li>\n\n\n\n<li>\u0158\u00edzen\u00e1 rychlost testov\u00e1n\u00ed<\/li>\n\n\n\n<li>Spolehliv\u00e9 uchopovac\u00ed p\u0159\u00edpravky<\/li>\n\n\n\n<li>Z\u00e1znam k\u0159ivky zat\u00ed\u017een\u00ed v re\u00e1ln\u00e9m \u010dase<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Tahov\u00e1 zkou\u0161e\u010dka TST-01 od spole\u010dnosti <strong>Cell Instruments<\/strong> je vhodn\u00fd pro hodnocen\u00ed pevnosti geomembr\u00e1n v roztr\u017een\u00ed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Mezi hlavn\u00ed v\u00fdhody pat\u0159\u00ed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Testovac\u00ed syst\u00e9m \u0159\u00edzen\u00fd PLC se 7palcovou dotykovou obrazovkou<\/strong><\/li>\n\n\n\n<li><strong>P\u0159esn\u00fd mechanismus kuli\u010dkov\u00e9ho \u0161roubu pro plynul\u00e9 ovl\u00e1d\u00e1n\u00ed posunu<\/strong><\/li>\n\n\n\n<li><strong>Nastaviteln\u00e1 rychlost v rozmez\u00ed 1-500 mm\/min<\/strong>, pokr\u00fdvaj\u00edc\u00ed po\u017eadavky normy ASTM D5884<\/li>\n\n\n\n<li><strong>Vysoce p\u0159esn\u00e9 m\u011b\u0159en\u00ed zat\u00ed\u017een\u00ed (0,5% FS)<\/strong><\/li>\n\n\n\n<li><strong>Kompatibilita s v\u00edce sv\u00edtidly<\/strong> pro zkou\u0161ky trh\u00e1n\u00ed, tahu, odlupov\u00e1n\u00ed a prop\u00edchnut\u00ed.<\/li>\n\n\n\n<li>Voliteln\u011b <strong>mikrotisk\u00e1rna a p\u0159ipojen\u00ed RS-232<\/strong> pro vykazov\u00e1n\u00ed test\u016f a spr\u00e1vu dat<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Vzhledem k tomu, \u017ee laborato\u0159e geomembr\u00e1n \u010dasto prov\u00e1d\u011bj\u00ed v\u00edce mechanick\u00fdch zkou\u0161ek, univerz\u00e1ln\u00ed tahov\u00fd tester umo\u017e\u0148uje. <strong>efektivn\u00ed p\u0159ep\u00edn\u00e1n\u00ed mezi r\u016fzn\u00fdmi metodami ASTM<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pro\u010d je norma ASTM D5884 d\u016fle\u017eit\u00e1 pro kvalitu geomembr\u00e1n?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Norma ASTM D5884 poskytuje standardizovanou metodu pro hodnocen\u00ed odolnosti vyztu\u017een\u00fdch geomembr\u00e1n proti roztr\u017een\u00ed v kontrolovan\u00fdch laboratorn\u00edch podm\u00ednk\u00e1ch.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Metoda pom\u00e1h\u00e1 v\u00fdrobc\u016fm a projektant\u016fm:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Porovn\u00e1n\u00ed r\u016fzn\u00fdch struktur v\u00fdztu\u017ee<\/strong><\/li>\n\n\n\n<li><strong>Vyhodnocen\u00ed konzistence materi\u00e1lu b\u011bhem v\u00fdroby<\/strong><\/li>\n\n\n\n<li><strong>Identifikace slab\u00e9 vazby mezi v\u00fdztu\u017e\u00ed a polymern\u00edmi vrstvami<\/strong><\/li>\n\n\n\n<li><strong>Ov\u011b\u0159en\u00ed shody s technick\u00fdmi specifikacemi<\/strong><\/li>\n\n\n\n<li><strong>Podpora v\u00fdzkumu a v\u00fdvoje produkt\u016f<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">U velk\u00fdch projekt\u016f na ochranu \u017eivotn\u00edho prost\u0159ed\u00ed, jako jsou skl\u00e1dky nebo t\u011b\u017eebn\u00ed rybn\u00edky, tyto testy p\u0159\u00edmo p\u0159isp\u00edvaj\u00ed k. <strong>spolehlivost materi\u00e1lu a bezpe\u010dnost pro \u017eivotn\u00ed prost\u0159ed\u00ed<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nej\u010dast\u011bj\u0161\u00ed dotazy<\/h2>\n\n\n\n<div data-wp-context=\"{ &quot;autoclose&quot;: false, &quot;accordionItems&quot;: [] }\" data-wp-interactive=\"core\/accordion\" role=\"group\" class=\"wp-block-accordion is-layout-flow wp-block-accordion-is-layout-flow\">\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-1&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-1-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-1\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Co m\u011b\u0159\u00ed norma ASTM D5884?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-1\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-1-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Norma ASTM D5884 m\u011b\u0159\u00ed pevnost v roztr\u017een\u00ed vnit\u0159n\u011b vyztu\u017een\u00fdch geomembr\u00e1n, konkr\u00e9tn\u011b maxim\u00e1ln\u00ed s\u00edlu pot\u0159ebnou k \u0161\u00ed\u0159en\u00ed trhliny po definovan\u00e9 dr\u00e1ze.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-2&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-2-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-2\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Jak\u00e9 materi\u00e1ly se testuj\u00ed podle normy ASTM D5884?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-2\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-2-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Metoda je ur\u010dena pro pru\u017en\u00e9 geomembr\u00e1ny obsahuj\u00edc\u00ed textiln\u00ed v\u00fdztu\u017e, v\u010detn\u011b membr\u00e1n vyztu\u017een\u00fdch st\u011brkou a membr\u00e1n vyztu\u017een\u00fdch tkaninou.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-3&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-3-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-3\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Pro\u010d jsou vy\u017eadov\u00e1ny testy MD a CMD?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-3\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-3-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Orientace v\u00fdztu\u017ee m\u016f\u017ee zp\u016fsobit rozd\u00edln\u00e9 mechanick\u00e9 chov\u00e1n\u00ed v r\u016fzn\u00fdch sm\u011brech, tak\u017ee testov\u00e1n\u00ed v obou sm\u011brech umo\u017e\u0148uje \u00fapln\u00e9 vyhodnocen\u00ed.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-4&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-4-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-4\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Jak\u00e1 je standardn\u00ed zku\u0161ebn\u00ed rychlost podle normy ASTM D5884?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-4\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-4-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Po\u017eadovan\u00e1 rychlost testov\u00e1n\u00ed je 50 \u00b1 2 mm\/min.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-5&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-5-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-5\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Kolik vzork\u016f by se m\u011blo testovat?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-5\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-5-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Pro z\u00edsk\u00e1n\u00ed reprezentativn\u00edch v\u00fdsledk\u016f mus\u00ed b\u00fdt v ka\u017ed\u00e9m sm\u011bru (MD a CMD) testov\u00e1no nejm\u00e9n\u011b p\u011bt platn\u00fdch vzork\u016f.<\/p>\n<\/div>\n<\/div>\n\n\n\n<div data-wp-class--is-open=\"state.isOpen\" data-wp-context=\"{ &quot;id&quot;: &quot;accordion-item-6&quot;, &quot;openByDefault&quot;: false }\" data-wp-init=\"callbacks.initAccordionItems\" data-wp-on-window--hashchange=\"callbacks.hashChange\" class=\"wp-block-accordion-item is-layout-flow wp-block-accordion-item-is-layout-flow\">\n<h3 class=\"wp-block-accordion-heading\"><button aria-expanded=\"false\" aria-controls=\"accordion-item-6-panel\" data-wp-bind--aria-expanded=\"state.isOpen\" data-wp-on--click=\"actions.toggle\" data-wp-on--keydown=\"actions.handleKeyDown\" id=\"accordion-item-6\" type=\"button\" class=\"wp-block-accordion-heading__toggle\"><span class=\"wp-block-accordion-heading__toggle-title\">Jak\u00e9 vybaven\u00ed se pro tento test pou\u017e\u00edv\u00e1?<\/span><span class=\"wp-block-accordion-heading__toggle-icon\" aria-hidden=\"true\">+<\/span><\/button><\/h3>\n\n\n\n<div inert aria-labelledby=\"accordion-item-6\" data-wp-bind--inert=\"!state.isOpen\" id=\"accordion-item-6-panel\" role=\"region\" class=\"wp-block-accordion-panel is-layout-flow wp-block-accordion-panel-is-layout-flow\">\n<p class=\"wp-block-paragraph\">Univerz\u00e1ln\u00ed tahov\u00e1 zkou\u0161e\u010dka s vhodn\u00fdmi trhac\u00edmi p\u0159\u00edpravky se obvykle pou\u017e\u00edv\u00e1 pro. <a href=\"https:\/\/store.astm.org\/d5884_d5884m-23.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D5884<\/a> testov\u00e1n\u00ed.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Norma ASTM D5884 ur\u010duje pevnost v roztr\u017een\u00ed geomembr\u00e1n vyztu\u017een\u00fdch vnit\u0159n\u00ed v\u00fdztu\u017e\u00ed pomoc\u00ed metody trh\u00e1n\u00ed jazykem. Zkou\u0161ka m\u011b\u0159\u00ed \u0161pi\u010dkovou s\u00edlu pot\u0159ebnou k \u0161\u00ed\u0159en\u00ed trhliny skrz p\u0159ed\u0159ezan\u00fd vzorek ve sm\u011bru stroje i p\u0159\u00ed\u010dn\u00e9ho stroje.<\/p>","protected":false},"featured_media":0,"parent":0,"template":"","meta":{"_acf_changed":true},"standard-category":[56],"class_list":["post-1102","standard","type-standard","status-publish","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.geo-tester.com\/cs\/wp-json\/wp\/v2\/standard\/1102","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.geo-tester.com\/cs\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.geo-tester.com\/cs\/wp-json\/wp\/v2\/types\/standard"}],"wp:attachment":[{"href":"https:\/\/www.geo-tester.com\/cs\/wp-json\/wp\/v2\/media?parent=1102"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.geo-tester.com\/cs\/wp-json\/wp\/v2\/standard-category?post=1102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}