{"id":1115,"date":"2025-05-19T16:13:25","date_gmt":"2025-05-19T08:13:25","guid":{"rendered":"https:\/\/www.puncturetest.com\/?page_id=1115"},"modified":"2025-07-03T15:42:21","modified_gmt":"2025-07-03T07:42:21","slug":"astm-d3787","status":"publish","type":"page","link":"https:\/\/www.puncturetest.com\/sk\/standards\/astm-d3787\/","title":{"rendered":"ASTM D3787"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"1115\" class=\"elementor elementor-1115\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c60fdbb e-flex e-con-boxed e-con e-parent\" data-id=\"c60fdbb\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-db6fcba e-con-full e-flex e-con e-child\" data-id=\"db6fcba\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-9d1f798 e-con-full e-flex e-con e-child\" data-id=\"9d1f798\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-8cc5a79 e-con-full e-flex e-con e-child\" data-id=\"8cc5a79\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b6b67d4 elementor-widget elementor-widget-heading\" data-id=\"b6b67d4\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">ASTM D3787<br>Test pevnosti pri roztrhnut\u00ed lopti\u010dky<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-75302b5 elementor-widget elementor-widget-heading\" data-id=\"75302b5\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Pevnos\u0165 text\u00edli\u00ed v trhlinovom \u0165ahu<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-69f526a elementor-widget__width-initial elementor-widget elementor-widget-text-editor\" data-id=\"69f526a\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"0\" data-end=\"201\">Zistite, ako norma ASTM D3787 stanovuje postup sk\u00fa\u0161ky prasknutia gu\u013eou na hodnotenie pevnosti textiln\u00fdch materi\u00e1lov pri prasknut\u00ed, \u010d\u00edm zabezpe\u010duje presnos\u0165 a kontrolu kvality v textilnom priemysle.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3908ffb elementor-button-align-stretch elementor-widget elementor-widget-form\" data-id=\"3908ffb\" data-element_type=\"widget\" data-settings=\"{&quot;button_width&quot;:&quot;25&quot;,&quot;step_next_label&quot;:&quot;Next&quot;,&quot;step_previous_label&quot;:&quot;Previous&quot;,&quot;step_type&quot;:&quot;number_text&quot;,&quot;step_icon_shape&quot;:&quot;circle&quot;}\" data-widget_type=\"form.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<form class=\"elementor-form\" method=\"post\" name=\"New Form\" action=\"\">\n\t\t\t<input type=\"hidden\" name=\"post_id\" value=\"1115\"\/>\n\t\t\t<input type=\"hidden\" name=\"form_id\" value=\"3908ffb\"\/>\n\t\t\t<input type=\"hidden\" name=\"referer_title\" value=\"Puncture Test\" \/>\n\n\t\t\t\n\t\t\t<div class=\"elementor-form-fields-wrapper elementor-labels-\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-name elementor-col-100 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-name\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tN\u00e1zov\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[name]\" id=\"form-field-name\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"N\u00e1zov\" required=\"required\" aria-required=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-text elementor-field-group elementor-column elementor-field-group-field_26b0101 elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-field_26b0101\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tSpolo\u010dnos\u0165\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"text\" name=\"form_fields[field_26b0101]\" id=\"form-field-field_26b0101\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"Spolo\u010dnos\u0165\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-email elementor-field-group elementor-column elementor-field-group-email elementor-col-100 elementor-field-required\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-email\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tE-mail\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<input size=\"1\" type=\"email\" name=\"form_fields[email]\" id=\"form-field-email\" class=\"elementor-field elementor-size-sm  elementor-field-textual\" placeholder=\"E-mail\" required=\"required\" aria-required=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-textarea elementor-field-group elementor-column elementor-field-group-message elementor-col-100\">\n\t\t\t\t\t\t\t\t\t\t\t\t<label for=\"form-field-message\" class=\"elementor-field-label elementor-screen-only\">\n\t\t\t\t\t\t\t\tSpr\u00e1va\t\t\t\t\t\t\t<\/label>\n\t\t\t\t\t\t<textarea class=\"elementor-field-textual elementor-field  elementor-size-sm\" name=\"form_fields[message]\" id=\"form-field-message\" rows=\"4\" placeholder=\"Spr\u00e1va\"><\/textarea>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-type-recaptcha elementor-field-group elementor-column elementor-field-group-field_50f0fd6 elementor-col-100\">\n\t\t\t\t\t<div class=\"elementor-field\" id=\"form-field-field_50f0fd6\"><div class=\"elementor-g-recaptcha\" data-sitekey=\"6LcO3HUrAAAAAKhAi3KjswdM4-_7i5zKd1s5FO2N\" data-type=\"v2_checkbox\" data-theme=\"light\" data-size=\"normal\"><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"elementor-field-group elementor-column elementor-field-type-submit elementor-col-25 e-form__buttons\">\n\t\t\t\t\t<button class=\"elementor-button elementor-size-sm\" type=\"submit\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Odosla\u0165<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<input type=\"hidden\" name=\"trp-form-language\" value=\"sk\"\/><\/form>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-163fe1b e-con-full e-flex e-con e-child\" data-id=\"163fe1b\" data-element_type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-3f2b60d e-flex e-con-boxed e-con e-parent\" data-id=\"3f2b60d\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7c5f6d2 elementor-widget elementor-widget-heading\" data-id=\"7c5f6d2\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">ASTM D3787 \u2013 Met\u00f3da sk\u00fa\u0161ky prasknutia gu\u013eou na stanovenie pevnosti text\u00edli\u00ed v prasknut\u00ed<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6126588 elementor-widget elementor-widget-text-editor\" data-id=\"6126588\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"379\" data-end=\"1042\">Textiln\u00e9 materi\u00e1ly pou\u017e\u00edvan\u00e9 v medic\u00edne, odevnom priemysle alebo v priemysle s\u00fa po\u010das pou\u017e\u00edvania \u010dasto vystaven\u00e9 extr\u00e9mnym za\u0165a\u017eeniam. Jedn\u00fdm z k\u013e\u00fa\u010dov\u00fdch parametrov kvality je <em data-start=\"586\" data-end=\"605\">pevnos\u0165 v prasknut\u00ed<\/em>, \u010do vyjadruje, do akej miery je tkanina odoln\u00e1 vo\u010di tlaku p\u00f4sobiacemu z konkr\u00e9tneho bodu. <strong data-start=\"693\" data-end=\"707\">ASTM D3787<\/strong>, norma vypracovan\u00e1 organiz\u00e1ciou ASTM International, poskytuje jasn\u00e9 a spo\u013eahliv\u00e9 <strong data-start=\"783\" data-end=\"809\">met\u00f3da sk\u00fa\u0161ky prasknutia gule<\/strong> na vyhodnotenie <strong data-start=\"829\" data-end=\"852\">sila prasknutia lopti\u010dky<\/strong> z tkan\u00edn, pleten\u00edn alebo netkan\u00fdch text\u00edli\u00ed. V tomto \u010dl\u00e1nku sa budeme venova\u0165 tomu, ako funguje norma ASTM D3787, ak\u00fd m\u00e1 v\u00fdznam a ako ju m\u00f4\u017eu odborn\u00edci v oblasti testovania presne dodr\u017eiava\u0165, aby zabezpe\u010dili s\u00falad s normou a trvanlivos\u0165 v\u00fdrobkov.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-580df19 e-flex e-con-boxed e-con e-parent\" data-id=\"580df19\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-8262e73 elementor-widget elementor-widget-heading\" data-id=\"8262e73\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u010co je norma ASTM D3787?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7c71437 elementor-widget elementor-widget-text-editor\" data-id=\"7c71437\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"1090\" data-end=\"1541\"><strong data-start=\"1090\" data-end=\"1104\">ASTM D3787<\/strong> je <em data-start=\"1112\" data-end=\"1216\">\u0160tandardn\u00e1 sk\u00fa\u0161obn\u00e1 met\u00f3da na stanovenie pevnosti text\u00edli\u00ed v pretrhnut\u00ed - sk\u00fa\u0161ka r\u00fdchlos\u0165ou pretrhnutia gu\u013e\u00f4\u010dky (CRT)<\/em>. Je \u0161peci\u00e1lne navrhnut\u00e1 pre tkaniny s vysokou roz\u0165a\u017enos\u0165ou, ako s\u00fa pleten\u00e9 alebo elastick\u00e9 materi\u00e1ly. T\u00e1to met\u00f3da vyu\u017e\u00edva <strong data-start=\"1348\" data-end=\"1370\">Zariadenie na sk\u00fa\u0161anie \u0165ahu CRT<\/strong> vybaven\u00fd <strong data-start=\"1387\" data-end=\"1412\">pr\u00edslu\u0161enstvo na rozb\u00edjanie lopti\u010diek<\/strong>, \u010do mu umo\u017e\u0148uje simulova\u0165 podmienky viacsmern\u00e9ho nam\u00e1hania tak, \u017ee na tkaninu tla\u010d\u00ed gu\u013eov\u00fa oce\u013eov\u00fa gu\u013eu a\u017e do jej prasknutia.<\/p><p class=\"\" data-start=\"1543\" data-end=\"1784\">T\u00e1to met\u00f3da sa be\u017ene pou\u017e\u00edva v r\u00f4znych odvetviach \u2013 od <em data-start=\"1595\" data-end=\"1612\">zdravotn\u00edcke pom\u00f4cky<\/em> a <em data-start=\"1617\" data-end=\"1626\">odevy<\/em> do <em data-start=\"1630\" data-end=\"1650\">technick\u00e9 text\u00edlie<\/em>\u2014na pos\u00fadenie kvality v\u00fdrobku, najm\u00e4 ak sa od neho o\u010dak\u00e1va, \u017ee po\u010das pou\u017e\u00edvania vydr\u017e\u00ed naf\u00faknutie, bodov\u00e9 za\u0165a\u017eenie alebo roztiahnutie.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a9693b2 e-flex e-con-boxed e-con e-parent\" data-id=\"a9693b2\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b44c843 elementor-widget elementor-widget-heading\" data-id=\"b44c843\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Postup pri sk\u00fa\u0161ke roztrhnutia gu\u013eou<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3e38b53 elementor-widget elementor-widget-text-editor\" data-id=\"3e38b53\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"1829\" data-end=\"1929\">Str\u00e1nka <strong data-start=\"1833\" data-end=\"1859\">met\u00f3da sk\u00fa\u0161ky prasknutia gule<\/strong> v s\u00falade s normou ASTM D3787 zah\u0155\u0148a \u0161pecifick\u00fd a kontrolovan\u00fd postup sk\u00fa\u0161ania:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-038313d e-grid e-con-full e-con e-child\" data-id=\"038313d\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-ca884b4 e-con-full e-flex e-con e-child\" data-id=\"ca884b4\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7d4bee6 elementor-widget elementor-widget-heading\" data-id=\"7d4bee6\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">1. Pr\u00edprava vzorky:<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f0e94c elementor-widget elementor-widget-text-editor\" data-id=\"6f0e94c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"1933\" data-end=\"2209\">Pripravte kruhov\u00e9 alebo \u0161tvorcov\u00e9 textiln\u00e9 vzorky, zvy\u010dajne s priemerom alebo d\u013a\u017ekou 125 mm (5 in.), pri\u010dom dbajte na to, aby \u017eiadne dve vzorky nemali rovnak\u00e9 osnovn\u00e9 a \u00fatkov\u00e9 priadze. Vyhnite sa okrajom \u2013 vzorky vyrez\u00e1vajte \u010falej od lemovky, aby ste vyl\u00fa\u010dili skreslenie sp\u00f4soben\u00e9 zosilnen\u00fdmi okrajmi.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-259e565 elementor-widget elementor-widget-heading\" data-id=\"259e565\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">2. Upevnenie vzorky:<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0ff4ad7 elementor-widget elementor-widget-text-editor\" data-id=\"0ff4ad7\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Vzorka je upnut\u00e1 v <strong data-start=\"2269\" data-end=\"2283\">kr\u00fa\u017ekov\u00e1 svorka<\/strong> bez nap\u00e4tia. Pr\u00edpravok zabezpe\u010duje pevn\u00e9 uchytenie tkaniny a z\u00e1rove\u0148 umo\u017e\u0148uje jej vertik\u00e1lny pohyb po\u010das sk\u00fa\u0161ky.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5798a7e e-con-full e-flex e-con e-child\" data-id=\"5798a7e\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fc5fa31 elementor-widget elementor-widget-heading\" data-id=\"fc5fa31\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">3. Vykonanie za\u0165a\u017eenia:<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-20b8485 elementor-widget elementor-widget-text-editor\" data-id=\"20b8485\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"2400\" data-end=\"2676\">A <strong data-start=\"2429\" data-end=\"2452\">le\u0161ten\u00e1 oce\u013eov\u00e1 gu\u013ea<\/strong> (s priemerom 25,4 mm \u00b1 0,005 mm) je upevnen\u00fd na pevnej svorku zariadenia CRT. Kr\u00fa\u017ekov\u00e1 svorka sa pohybuje kon\u0161tantnou r\u00fdchlos\u0165ou 305 mm\/min \u00b1 13 mm\/min a tla\u010d\u00ed tkaninu proti guli\u010dke, a\u017e k\u00fdm text\u00edlia nevydr\u017e\u00ed a nepraskne.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9a9ba5b elementor-widget elementor-widget-heading\" data-id=\"9a9ba5b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">4. Zaznamen\u00e1vanie v\u00fdsledkov:<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-11027ef elementor-widget elementor-widget-text-editor\" data-id=\"11027ef\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"2680\" data-end=\"2909\">Maxim\u00e1lna sila p\u00f4sobiaca pred prasknut\u00edm sa zaznamen\u00e1va ako <strong data-start=\"2771\" data-end=\"2794\">sila prasknutia lopti\u010dky<\/strong> vzorky. V\u00fdsledky sa zvy\u010dajne uv\u00e1dzaj\u00fa v libr\u00e1ch-sile (lbf) alebo v newtonoch (N) s presnos\u0165ou 0,1 lbf.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-93a65ac elementor-widget elementor-widget-text-editor\" data-id=\"93a65ac\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"2911\" data-end=\"3084\">T\u00e1to met\u00f3da lep\u0161ie napodob\u0148uje skuto\u010dn\u00e9 podmienky nam\u00e1hania ne\u017e sk\u00fa\u0161ky \u0165ahom na rovnej ploche, najm\u00e4 v pr\u00edpade text\u00edli\u00ed pou\u017e\u00edvan\u00fdch v odevn\u00fdch v\u00fdrobkoch alebo \u010dal\u00fanen\u00ed, kde doch\u00e1dza k deform\u00e1cii vo viacer\u00fdch smeroch.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-687887c e-flex e-con-boxed e-con e-parent\" data-id=\"687887c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ebd7702 elementor-widget elementor-widget-heading\" data-id=\"ebd7702\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">V\u00fdznam merania pevnosti text\u00edli\u00ed v prasknut\u00ed<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-02249ad elementor-widget elementor-widget-text-editor\" data-id=\"02249ad\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"3153\" data-end=\"3232\">Str\u00e1nka <strong data-start=\"3157\" data-end=\"3189\">pevnos\u0165 text\u00edlie v prasknut\u00ed<\/strong> materi\u00e1ly s\u00fa k\u013e\u00fa\u010dov\u00fdm atrib\u00fatom kvality:<\/p><ul><li data-start=\"3236\" data-end=\"3342\"><strong data-start=\"3236\" data-end=\"3259\">V z\u00e1ujme bezpe\u010dnosti v\u00fdrobku:<\/strong> Zais\u0165uje, aby tkaniny pou\u017eit\u00e9 v ochrannom oble\u010den\u00ed alebo v zdravotn\u00edckych obaloch nevykazovali poruchy pri p\u00f4soben\u00ed tlaku.<\/li><li data-start=\"3345\" data-end=\"3439\"><strong data-start=\"3345\" data-end=\"3364\">Pre dlh\u00fa \u017eivotnos\u0165:<\/strong> Pom\u00e1ha v\u00fdrobcom vybra\u0165 spr\u00e1vnu triedu materi\u00e1lu pre v\u00fdrobky ur\u010den\u00e9 na intenz\u00edvne pou\u017e\u00edvanie.<\/li><li data-start=\"3442\" data-end=\"3533\"><strong data-start=\"3442\" data-end=\"3472\">V s\u00falade s pr\u00e1vnymi predpismi:<\/strong> Podporuje protokoly zabezpe\u010denia kvality a prij\u00edmac\u00edch testov.<\/li><li data-start=\"3536\" data-end=\"3632\"><strong data-start=\"3536\" data-end=\"3566\">V z\u00e1ujme spokojnosti z\u00e1kazn\u00edkov:<\/strong> Predch\u00e1dza vzniku ch\u00fdb, ktor\u00e9 by mohli negat\u00edvne ovplyvni\u0165 v\u00fdkonnos\u0165 alebo vzh\u013ead.<\/li><\/ul><p class=\"\" data-start=\"3634\" data-end=\"3792\">V\u010faka norme ASTM D3787 m\u00f4\u017eu v\u00fdrobcovia s istotou potvrdi\u0165 neporu\u0161enos\u0165 text\u00edli\u00ed, najm\u00e4 pri hromadnej preprave alebo pri v\u00fdvoze na trhy s pr\u00edsnymi normami.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a32f25a e-flex e-con-boxed e-con e-parent\" data-id=\"a32f25a\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c38d309 elementor-widget elementor-widget-heading\" data-id=\"c38d309\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Ako spr\u00e1vne vykona\u0165 sk\u00fa\u0161ku pod\u013ea normy ASTM D3787<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a4e0f3b elementor-widget elementor-widget-text-editor\" data-id=\"a4e0f3b\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"3847\" data-end=\"3950\">Na spr\u00e1vne dodr\u017eanie postupu pod\u013ea normy ASTM D3787 budete potrebova\u0165 \u0161pecializovan\u00e9 vybavenie a vhodn\u00e9 podmienky na testovanie:<\/p><ol><li data-start=\"3955\" data-end=\"4028\"><strong data-start=\"3955\" data-end=\"3988\">Pou\u017eite \u0165ahov\u00fa sk\u00fa\u0161obn\u00fa stroj typu CRT<\/strong> s platn\u00fdm <strong data-start=\"4002\" data-end=\"4027\">pr\u00edslu\u0161enstvo na rozb\u00edjanie lopti\u010diek<\/strong>.<\/li><li data-start=\"4032\" data-end=\"4100\">Uistite sa, \u017ee <strong data-start=\"4043\" data-end=\"4066\">svorka s gu\u013eou a kr\u00fa\u017ekom<\/strong> sp\u013a\u0148a rozmery stanoven\u00e9 normou ASTM.<\/li><li data-start=\"4104\" data-end=\"4196\">V\u0161etky vzorky nechajte aklimatizova\u0165 v \u0161tandardnej atmosf\u00e9re (21 \u00b1 1 \u00b0C a 65 \u00b1 2% relat\u00edvna vlhkos\u0165).<\/li><li data-start=\"4200\" data-end=\"4285\">Sk\u00faste <strong data-start=\"4207\" data-end=\"4256\">minim\u00e1lne p\u00e4\u0165 vzoriek na jednu vzorku materi\u00e1lu<\/strong> z h\u013eadiska \u0161tatistickej spo\u013eahlivosti.<\/li><li data-start=\"4289\" data-end=\"4375\">Nahl\u00e1ste v\u0161etky nezrovnalosti alebo po\u0161kodenia, ktor\u00e9 neboli sp\u00f4soben\u00e9 testovac\u00edm zariaden\u00edm, aby boli v\u00fdsledky platn\u00e9.<\/li><\/ol><p class=\"\" data-start=\"4377\" data-end=\"4485\">Pre dosiahnutie najlep\u0161\u00edch v\u00fdsledkov pou\u017e\u00edvajte zariadenia, ktor\u00e9 pon\u00fakaj\u00fa automatiz\u00e1ciu, zaznamen\u00e1vanie \u00fadajov a programovate\u013en\u00e9 riadenie r\u00fdchlosti.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a6df764 e-flex e-con-boxed e-con e-parent\" data-id=\"a6df764\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-e5f91e3 e-grid e-con-full e-con e-child\" data-id=\"e5f91e3\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-40d8734 e-con-full e-flex e-con e-child\" data-id=\"40d8734\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-15bd215 elementor-widget elementor-widget-heading\" data-id=\"15bd215\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\"><a href=\"https:\/\/www.puncturetest.com\/sk\/tissue-paper-ball-burst-strength-test\/\">Tester sily prasknutia gu\u013e\u00f4\u010dky<\/a><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-44c6d75 elementor-widget elementor-widget-text-editor\" data-id=\"44c6d75\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"4560\" data-end=\"4684\">Puncturetest.com pon\u00faka presn\u00e9 <strong data-start=\"4596\" data-end=\"4626\">Pr\u00edstroj na meranie pevnosti gule pri prasknut\u00ed<\/strong> plne kompatibiln\u00fd s <a href=\"https:\/\/store.astm.org\/d3787-16r20.html\" target=\"_blank\" rel=\"noopener\">ASTM D3787<\/a>. N\u00e1\u0161 n\u00e1stroj zaru\u010duje:<\/p><ul data-start=\"4686\" data-end=\"4946\"><li class=\"\" data-start=\"4686\" data-end=\"4749\"><p class=\"\" data-start=\"4688\" data-end=\"4749\">Vysok\u00e1 presnos\u0165 v\u010faka certifikovanej zostave z oce\u013eovej gu\u013e\u00f4\u010dky a kr\u00fa\u017eku.<\/p><\/li><li class=\"\" data-start=\"4750\" data-end=\"4806\"><p class=\"\" data-start=\"4752\" data-end=\"4806\">Automatick\u00e9 up\u00ednanie a vkladanie pre konzistentn\u00e9 v\u00fdsledky.<\/p><\/li><li class=\"\" data-start=\"4807\" data-end=\"4871\"><p class=\"\" data-start=\"4809\" data-end=\"4871\">Krivky sily a posunutia v re\u00e1lnom \u010dase a funkcie na export \u00fadajov.<\/p><\/li><li class=\"\" data-start=\"4872\" data-end=\"4946\"><p class=\"\" data-start=\"4874\" data-end=\"4946\">Nastavenia, ktor\u00e9 je mo\u017en\u00e9 prisp\u00f4sobi\u0165 r\u00f4znym typom text\u00edli\u00ed a po\u017eiadavk\u00e1m na testovanie.<\/p><\/li><\/ul><p class=\"\" data-start=\"4948\" data-end=\"5136\">S oporou v desiatkach rokov sk\u00fasenost\u00ed v oblasti <strong data-start=\"4983\" data-end=\"4996\">obal<\/strong>, <strong data-start=\"4998\" data-end=\"5009\">lek\u00e1rsky<\/strong>, <strong data-start=\"5011\" data-end=\"5022\">textiln\u00fd<\/strong>a <strong data-start=\"5028\" data-end=\"5046\">farmaceutick\u00fd<\/strong> Testovanie \u2013 Puncturetest.com je va\u0161\u00edm d\u00f4veryhodn\u00fdm partnerom v oblasti spo\u013eahliv\u00fdch rie\u0161en\u00ed pre kontrolu kvality.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e5f0632 elementor-widget elementor-widget-image\" data-id=\"e5f0632\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.puncturetest.com\/sk\/tissue-paper-ball-burst-strength-test\/\">\n\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"300\" height=\"300\" src=\"https:\/\/www.puncturetest.com\/wp-content\/uploads\/2025\/02\/ISO-8871-5-Elastomeric-Closures-Penetrability-Test-300x300.webp\" class=\"attachment-medium size-medium wp-image-813\" alt=\"Sk\u00fa\u0161ka ihlovou penetr\u00e1ciou pod\u013ea normy ASTM F3014\" srcset=\"https:\/\/www.puncturetest.com\/wp-content\/uploads\/2025\/02\/ISO-8871-5-Elastomeric-Closures-Penetrability-Test-300x300.webp 300w, https:\/\/www.puncturetest.com\/wp-content\/uploads\/2025\/02\/ISO-8871-5-Elastomeric-Closures-Penetrability-Test-150x150.webp 150w, https:\/\/www.puncturetest.com\/wp-content\/uploads\/2025\/02\/ISO-8871-5-Elastomeric-Closures-Penetrability-Test.webp 600w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6821011 e-con-full e-flex e-con e-parent\" data-id=\"6821011\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-665057d elementor-cta--skin-classic elementor-animated-content elementor-bg-transform elementor-bg-transform-zoom-in elementor-widget elementor-widget-call-to-action\" data-id=\"665057d\" data-element_type=\"widget\" data-widget_type=\"call-to-action.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-cta\">\n\t\t\t\t\t<div class=\"elementor-cta__bg-wrapper\">\n\t\t\t\t<div class=\"elementor-cta__bg elementor-bg\" style=\"background-image: url(https:\/\/www.puncturetest.com\/wp-content\/uploads\/2025\/02\/Elastomeric-Closures-Penetrability-Test-1024x256.webp);\" role=\"img\" aria-label=\"Sk\u00fa\u0161ka priepustnosti elastom\u00e9rov\u00fdch uz\u00e1verov\"><\/div>\n\t\t\t\t<div class=\"elementor-cta__bg-overlay\"><\/div>\n\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-cta__content\">\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<h2 class=\"elementor-cta__title elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tZabezpe\u010dte si s\u00falad s predpismi o tkaniv\u00e1ch e\u0161te dnes\t\t\t\t\t<\/h2>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__description elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t\tStr\u00e1nka <b>ASTM D3787<\/b> T\u00e1to norma zohr\u00e1va k\u013e\u00fa\u010dov\u00fa \u00falohu pri zabezpe\u010dovan\u00ed toho, aby textiln\u00e9 v\u00fdrobky odol\u00e1vali tlaku a fungovali v re\u00e1lnych podmienkach. Dodr\u017eiavan\u00edm <b>met\u00f3da sk\u00fa\u0161ky prasknutia gule<\/b>, odborn\u00edci m\u00f4\u017eu z\u00edska\u0165 presn\u00e9 a opakovate\u013en\u00e9 \u00fadaje o <b>pevnos\u0165 text\u00edlie v prasknut\u00ed<\/b> materi\u00e1ly, \u010d\u00edm sa v kone\u010dnom d\u00f4sledku zvy\u0161uje bezpe\u010dnos\u0165 a \u017eivotnos\u0165.\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-cta__button-wrapper elementor-cta__content-item elementor-content-item\">\n\t\t\t\t\t<a class=\"elementor-cta__button elementor-button elementor-size-\" href=\"https:\/\/www.puncturetest.com\/sk\/contact\/\">\n\t\t\t\t\t\tKliknite tu\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>ASTM D3787Ball Burst Strength Test Bursting Strength of Textile Learn how ASTM D3787 guides the ball burst test method for evaluating the bursting strength of textile materials, ensuring precision and quality control in textile applications. ASTM D3787 &#8211; Ball Burst Test Method for Bursting Strength of Textile Textile materials used in medical, apparel, or industrial [&hellip;]<\/p>","protected":false},"author":3,"featured_media":0,"parent":974,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-1115","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>ASTM D3787 - Bursting Strength of Textile - Puncture Test<\/title>\n<meta name=\"description\" content=\"ASTM D3787 ball burst test method for evaluating the bursting strength of textile materials, ensuring puncture resistance of textiles.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.puncturetest.com\/sk\/standards\/astm-d3787\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ASTM D3787 - 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