{"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\/da\/standard\/astm-d5884\/","title":{"rendered":"ASTM D5884"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Geomembraner anvendes i vid udstr\u00e6kning i milj\u00f8indd\u00e6mningssystemer s\u00e5som lossepladser, reservoirer, minedriftsteder og spildevandsrensningsanl\u00e6g. I disse anvendelser skal materialet kunne modst\u00e5 mekaniske skader under installationen og i l\u00f8bet af den langvarige drift. En af de mest afg\u00f8rende pr\u00e6stationsindikatorer er <strong>rivestyrke<\/strong>, is\u00e6r n\u00e5r geomembranen indeholder <strong>intern tekstilforst\u00e6rkning<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Standarden ASTM D5884, der er udgivet af ASTM International, beskriver en p\u00e5lidelig laboratoriemetode til vurdering af rivestyrken hos armerede geomembraner ved hj\u00e6lp af <strong>Metode til at rive tungen af<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Denne standardiserede <strong>ASTM D5884-pr\u00f8vning af rivestyrke<\/strong> giver ingeni\u00f8rer, producenter og kvalitetskontrol\u00f8rer mulighed for at sammenligne geomembranmaterialer og vurdere deres modstandsdygtighed over for rivningsudbredelse under kontrollerede forhold.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Brudstyrketest af armerede geomembraner<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>rivestyrkepr\u00f8vning<\/strong> m\u00e5ler den kraft, der kr\u00e6ves for at udvide et eksisterende snit eller en eksisterende indsk\u00e6ring i et materiale. For armerede geomembraner er denne egenskab afg\u00f8rende, da der kan opst\u00e5 sm\u00e5 snit under transport, installation eller drift.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hvis materialet har ringe rivestyrke, kan en lille defekt hurtigt brede sig, hvilket kan f\u00f8re til l\u00e6kage eller systemsvigt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM D5884 omhandler <strong>fleksible geomembraner forst\u00e6rket med tekstilstrukturer<\/strong>, f.eks.:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Scrim-forst\u00e6rkede membraner<\/li>\n\n\n\n<li>V\u00e6vede, tekstilforst\u00e6rkede geomembraner<\/li>\n\n\n\n<li>Sammensatte barriere-materialer af polymer og tekstil<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Standarden vurderer rivstyrken i begge:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Maskinens retning (MD)<\/strong><\/li>\n\n\n\n<li><strong>Retning p\u00e5 tv\u00e6rs af maskiner (CMD)<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Det er vigtigt at teste i begge retninger, da forst\u00e6rkningsfibrene ofte er orienteret forskelligt, hvilket kan have en betydelig indflydelse p\u00e5 rivstyrken.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">I henhold til ASTM D5884 udtrykker den rivstyrke, der fremkommer ved pr\u00f8vningen, <strong>relativ modstand under kontrollerede laboratorieforhold<\/strong>, snarere end en direkte forudsigelse af ydeevnen i praksis.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pr\u00f8vningsmetode for rivning af geomembraner i henhold til ASTM D5884<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Den <strong>rivestest af geomembran<\/strong> If\u00f8lge standarden ASTM D5884 anvendes en pr\u00f8ve med en forudsk\u00e5ret spalte, der danner to \u201ctunger\u201d. Hver tunge fastsp\u00e6ndes i pr\u00f8vningsmaskinen og tr\u00e6kkes fra hinanden, indtil rivningen breder sig.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ops\u00e6tning af pr\u00f8ven<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pr\u00f8ven skal centreres i pr\u00f8vningsmaskinen, s\u00e5ledes at:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Den ene tunge er fastsp\u00e6ndt i det \u00f8verste greb<\/strong><\/li>\n\n\n\n<li><strong>Den anden tunge er fastsp\u00e6ndt i det nederste greb<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Grebene skal opretholde en indledende afstand p\u00e5: <strong><span style=\"text-decoration: underline;\"><em>75 mm (3 in.)<\/em><\/span><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Med denne ops\u00e6tning placeres grebsfladerne omtrent <strong>38 mm fra spaltens sammenl\u00f8bende ende<\/strong>, hvilket sikrer en ensartet rivningsudbredelse.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Test af hastighed<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">If\u00f8lge ASTM D5884 skal pr\u00f8vningsmaskinen k\u00f8re med en kontrolleret forskydningshastighed.<\/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 \u00b1 2\\ \\text{mm\/min}<\/annotation><\/semantics><\/math>v = 50 \u00b1 2 mm\/min<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Det er afg\u00f8rende at holde den angivne hastighed, fordi <strong>rivestyrken kan variere betydeligt afh\u00e6ngigt af deformationshastigheden<\/strong>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Testudf\u00f8relse<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Under testen:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Maskinen tr\u00e6kker de to tunge fra hinanden.<\/li>\n\n\n\n<li>Revnen breder sig langs den forudsk\u00e5rne spalte.<\/li>\n\n\n\n<li>Testinstrumentet registrerer l\u00f8bende den p\u00e5f\u00f8rte kraft.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Pr\u00f8ven forts\u00e6tter med at rive over en str\u00e6kning p\u00e5 <strong>75\u2013100 mm<\/strong> indtil der opst\u00e5r en fejl.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pr\u00f8vning af t\u00e5refasthed i tungen og beregning af resultater<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">I <strong>pr\u00f8vning af tungens brudstyrke<\/strong>, det vigtigste resultat er <strong>den maksimale kraft, der kr\u00e6ves for at udvide bruddet<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">I henhold til ASTM D5884:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Den <strong>rivestyrken af en enkelt pr\u00f8ve<\/strong> er lig med <strong>den h\u00f8jeste belastning, der blev registreret under testen<\/strong>.<\/li>\n\n\n\n<li>Den <strong>pr\u00f8veemnets rivestyrke<\/strong> er lig med <strong>gennemsnitsv\u00e6rdien af fem gyldige pr\u00f8ver<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Testningen skal udf\u00f8res i begge:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Maskinens retning (MD)<\/strong><\/li>\n\n\n\n<li><strong>Retning p\u00e5 tv\u00e6rs af maskiner (CMD)<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Laboratorierne b\u00f8r desuden beregne yderligere statistiske indikatorer:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Gennemsnitlig rivestyrke<\/strong><\/li>\n\n\n\n<li><strong>Standardafvigelse<\/strong><\/li>\n\n\n\n<li><strong>Variationskoefficient<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Hvis en pr\u00f8ve rives i en utilsigtet retning eller giver et resultat <strong>25% over eller under gennemsnittet p\u00e5 grund af en m\u00e5lefejl<\/strong>, s\u00e5 b\u00f8r resultatet v\u00e6re <strong>kasseret og erstattet med et nyt eksemplar<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Disse beregninger hj\u00e6lper kvalitetsingeni\u00f8rer med at vurdere <strong>ensartethed og p\u00e5lidelighed af forst\u00e6rkningskonstruktioner med geomembraner<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Anbefalet udstyr til ASTM D5884-pr\u00f8vning<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>pr\u00e6cisionstr\u00e6kpr\u00f8vningsmaskine<\/strong> er n\u00f8dvendigt for at kunne udf\u00f8re rivpr\u00f8vninger i henhold til ASTM D5884 n\u00f8jagtigt. Instrumentet skal kunne:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Stabil kraftm\u00e5ling<\/li>\n\n\n\n<li>Reguleret testhastighed<\/li>\n\n\n\n<li>P\u00e5lidelige fastsp\u00e6ndingsanordninger<\/li>\n\n\n\n<li>Registrering af belastningskurver i realtid<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">TST-01-tr\u00e6kpr\u00f8vemaskinen fra <strong>Cell Instruments<\/strong> er velegnet til vurdering af geomembraners rivestyrke.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">De vigtigste fordele er:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>PLC-styret testsystem med en 7-tommers touchscreen-brugergr\u00e6nseflade<\/strong><\/li>\n\n\n\n<li><strong>Pr\u00e6cisionskugleskrue-mekanisme til j\u00e6vn bev\u00e6gelseskontrol<\/strong><\/li>\n\n\n\n<li><strong>Justerbar hastighed fra 1\u2013500 mm\/min<\/strong>, i overensstemmelse med kravene i ASTM D5884<\/li>\n\n\n\n<li><strong>Belastningsm\u00e5ling med h\u00f8j n\u00f8jagtighed (0,5% FS)<\/strong><\/li>\n\n\n\n<li><strong>Kompatibilitet med flere armaturer<\/strong> til brud-, tr\u00e6k-, afskalnings- og punkteringspr\u00f8vninger<\/li>\n\n\n\n<li>Valgfrit <strong>mikroprinter og RS-232-tilslutning<\/strong> til testrapportering og datah\u00e5ndtering<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Da laboratorier, der arbejder med geomembraner, ofte udf\u00f8rer flere mekaniske pr\u00f8vninger, giver en universal tr\u00e6kpr\u00f8vemaskine mulighed for <strong>effektiv skift mellem forskellige ASTM-metoder<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Hvorfor ASTM D5884 er vigtig for geomembraners kvalitet<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">ASTM D5884 beskriver en standardiseret metode til vurdering af rivstyrken hos armerede geomembraner under kontrollerede laboratorieforhold.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Metoden hj\u00e6lper producenter og projektingeni\u00f8rer med:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Sammenlign forskellige armeringskonstruktioner<\/strong><\/li>\n\n\n\n<li><strong>Vurder materialets ensartethed under produktionen<\/strong><\/li>\n\n\n\n<li><strong>Identificer svage bindinger mellem armeringen og polymerlagene<\/strong><\/li>\n\n\n\n<li><strong>Kontroller, at de tekniske specifikationer overholdes<\/strong><\/li>\n\n\n\n<li><strong>St\u00f8tte forskning og produktudvikling<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">I forbindelse med store indd\u00e6mningsprojekter, s\u00e5som lossepladser eller minebassiner, bidrager disse tests direkte til <strong>materialers p\u00e5lidelighed og milj\u00f8sikkerhed<\/strong>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ofte stillede sp\u00f8rgsm\u00e5l<\/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\">Hvad m\u00e5ler 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\">ASTM D5884 m\u00e5ler rivestyrken hos indvendigt forst\u00e6rkede geomembraner, n\u00e6rmere bestemt den maksimale kraft, der kr\u00e6ves for at udbrede et riv langs en defineret bane.<\/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\">Hvilke materialer testes i henhold til 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\">Metoden er udviklet til fleksible geomembraner med tekstilforst\u00e6rkning, herunder membraner forst\u00e6rket med scrim og v\u00e6vet forst\u00e6rkning.<\/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\">Hvorfor er MD- og CMD-testene n\u00f8dvendige?<\/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\">Armeringens retning kan medf\u00f8re forskellig mekanisk opf\u00f8rsel i forskellige retninger, og derfor giver det en fuldst\u00e6ndig vurdering at udf\u00f8re pr\u00f8vninger i begge retninger.<\/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\">Hvad er standardpr\u00f8vningshastigheden i 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\">Den kr\u00e6vede testhastighed er 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\">Hvor mange pr\u00f8ver skal testes?<\/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\">Der skal testes mindst fem gyldige pr\u00f8ver i hver retning (MD og CMD) for at opn\u00e5 repr\u00e6sentative resultater.<\/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\">Hvilket udstyr anvendes til denne test?<\/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\">En universal tr\u00e6kpr\u00f8vemaskine med passende rivfasthedsbeslag anvendes typisk til <a href=\"https:\/\/store.astm.org\/d5884_d5884m-23.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D5884<\/a> test.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>ASTM D5884 bestemmer rivestyrken af indvendigt armerede geomembraner ved hj\u00e6lp af tunget\u00e6kkemetoden. Testen m\u00e5ler den maksimale kraft, der kr\u00e6ves for at udbrede en revne gennem en forudsk\u00e5ret pr\u00f8ve i b\u00e5de maskin- og tv\u00e6rg\u00e5ende retning.<\/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\/da\/wp-json\/wp\/v2\/standard\/1102","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.geo-tester.com\/da\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.geo-tester.com\/da\/wp-json\/wp\/v2\/types\/standard"}],"wp:attachment":[{"href":"https:\/\/www.geo-tester.com\/da\/wp-json\/wp\/v2\/media?parent=1102"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.geo-tester.com\/da\/wp-json\/wp\/v2\/standard-category?post=1102"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}