{"id":9865,"date":"2026-02-24T15:11:46","date_gmt":"2026-02-24T07:11:46","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/astm-d751\/"},"modified":"2026-04-16T09:53:21","modified_gmt":"2026-04-16T01:53:21","slug":"astm-d751","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/lt\/standard\/astm-d751\/","title":{"rendered":"ASTM D751"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Dengto audinio bandymo metodo ap\u017evalga<\/h2>\n\n\n\n<p>The <strong data-start=\"927\" data-end=\"956\">Dengto audinio bandymo metodas<\/strong> ASTM D751 standarte yra kelios pagrindin\u0117s padengt\u0173 audini\u0173 fizikini\u0173 savybi\u0173 vertinimo proced\u016bros. Tai - gnybt\u0173 bandymo metodas, kuriuo nustatomas atsparumas ply\u0161imui, pailg\u0117jimas ply\u0161tant, atsparumo ply\u0161imui bandymai, atsparumas prad\u016brimui ir atsparumo ply\u0161imui \u012fvertinimas. \u0160ie metodai padeda nustatyti med\u017eiagos geb\u0117jim\u0105 atlaikyti mechaninius poveikius, tod\u0117l jie labai svarb\u016bs u\u017etikrinant dengt\u0173 audini\u0173 kokyb\u0119 ir patikimum\u0105 realiomis s\u0105lygomis.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">L\u016b\u017eio stiprumo bandymas: Bandymo griebtuvu metodas<\/h2>\n\n\n\n<p>The <strong data-start=\"2779\" data-end=\"2799\">griebimo bandymo metodas<\/strong> yra vienas i\u0161 pla\u010diausiai naudojam\u0173 metod\u0173, skirt\u0173 nustatyti <strong data-start=\"2862\" data-end=\"2883\">atsparumas tr\u016bkiui<\/strong> dengt\u0173 audini\u0173. Atliekant \u0161\u012f bandym\u0105 matuojama j\u0117ga, kuriai esant audinys ply\u0161ta veikiant tempimo apkrovai. Ply\u0161imo stipris yra pagrindinis med\u017eiag\u0173, naudojam\u0173 didel\u0117ms apkrovoms, pavyzd\u017eiui, didel\u0117s apkrovos pakuot\u0117ms ar apsauginiams audiniams, eksploatacini\u0173 savybi\u0173 rodiklis.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong data-start=\"3149\" data-end=\"3187\">Bandymo metodu su griebtuvu proced\u016bra<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong data-start=\"3191\" data-end=\"3216\">M\u0117ginio paruo\u0161imas:<\/strong> M\u0117giniai supjaustomi tam tikro dyd\u017eio, paprastai 102 mm (4 coli\u0173) plo\u010dio ir 152 mm (6 coli\u0173) ilgio. Tuomet audinys dedamas \u012f bandymo ma\u0161in\u0105, u\u017etikrinant, kad jis b\u016bt\u0173 tinkamai i\u0161lygintas.<\/li>\n\n\n\n<li><strong data-start=\"3412\" data-end=\"3430\">Ma\u0161inos nustatymas:<\/strong> Bandinys u\u017espaud\u017eiamas abiejuose galuose, o ma\u0161ina veikia tolygia traukimo j\u0117ga 5 \u00b1 0,2 mm\/s (12 \u00b1 0,5 col.\/min) grei\u010diu.<\/li>\n\n\n\n<li><p data-start=\"3567\" data-end=\"3742\"><strong data-start=\"3567\" data-end=\"3583\">Matavimas:<\/strong> \u012erenginys fiksuoja audin\u012f veikian\u010di\u0105 j\u0117g\u0105 tol, kol jis ply\u0161ta, ir pateikia svarbius duomenis apie audinio <strong data-start=\"3693\" data-end=\"3713\">atsparumas tempimui<\/strong> ir <strong data-start=\"3718\" data-end=\"3741\">pailg\u0117jimas nutr\u016bkus<\/strong>.<\/p><\/li>\n<\/ol>\n\n\n\n<p>Bandym\u0173 griebimo metodu rezultatai leid\u017eia nustatyti audinio ilgaam\u017ei\u0161kum\u0105, ypa\u010d jo atsparum\u0105 ply\u0161imui veikiant i\u0161orin\u0117ms j\u0117goms. Tokiose srityse, kaip apsaugin\u0117s pakuot\u0117s ar lauko tekstil\u0117s gaminiai, labai svarbus didelis tempiamasis stipris, kad med\u017eiaga b\u016bt\u0173 atspari intensyviam naudojimui.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pailg\u0117jimas pertr\u016bkio metu<\/h2>\n\n\n\n<p><strong data-start=\"1980\" data-end=\"1994\">Pailg\u0117jimas<\/strong> matuoja audinio geb\u0117jim\u0105 i\u0161sitempti prie\u0161 jam nutr\u016bkstant. Tai ypa\u010d svarbu pakavimo med\u017eiagoms, nes didelio pailg\u0117jimo audiniai gali absorbuoti didesn\u012f \u012ftemp\u012f ir i\u0161vengti pa\u017eeidim\u0173 juos tvarkant ir transportuojant.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pailg\u0117jimo matavimo proced\u016bra:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Atlikus su\u0117mimo bandym\u0105, pailg\u0117jimas apskai\u010diuojamas kaip audinio ilgio padid\u0117jimas procentais.<\/li>\n\n\n\n<li>Siekiant nustatyti bendr\u0105 audinio eksploatacini\u0173 savybi\u0173 rodikl\u012f, pailg\u0117jimo rezultatai i\u0161vedami i\u0161 keli\u0173 bandini\u0173 vidurkio.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Ply\u0161imo stiprumo bandymas<\/h2>\n\n\n\n<p>The <strong data-start=\"2531\" data-end=\"2557\">ply\u0161imo stiprumo bandymas<\/strong> matuojamas sl\u0117gis, kuriam esant padengtas audinys ply\u0161ta veikiant hidrauliniam ar mechaniniam sl\u0117giui. \u0160is bandymas labai svarbus pakavimo med\u017eiagoms, kurios turi atlaikyti auk\u0161to sl\u0117gio aplink\u0105.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ply\u0161imo stiprumo bandymo metodai:<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong data-start=\"5427\" data-end=\"5449\" style=\"background-color: rgba(75, 79, 88, 0.2); font-size: 1rem;\">Kamuolio sprogimo metodas:<\/strong><span style=\"background-color: rgba(75, 79, 88, 0.2); font-size: 1rem;\"> Poliruoto plieno rutuliukas spaud\u017eia audin\u012f, kol jis ply\u0161ta. \u0160iuo metodu matuojamas audinio atsparumas staigiam vietiniam spaudimui.<\/span><\/li>\n\n\n\n<li><strong data-start=\"5599\" data-end=\"5626\" style=\"font-size: 1rem;\">Membranos ply\u0161imo metodas:<\/strong><span style=\"font-size: 1rem;\"> Hidraulin\u0117 sl\u0117gio sistema prip\u016bt\u0117 po audiniu esan\u010di\u0105 diafragm\u0105, didindama sl\u0117g\u012f, kol \u0161i ply\u0161ta. \u0160iuo metodu imituojamas audinio geb\u0117jimas i\u0161laikyti sl\u0117g\u012f didesniame pavir\u0161iaus plote.<\/span><\/li>\n<\/ol>\n\n\n\n<p><span style=\"background-color: rgba(75, 79, 88, 0.2); font-size: 1rem;\">Abu metodai suteikia informacijos apie audinio <\/span><strong data-start=\"5877\" data-end=\"5898\" style=\"font-size: 1rem;\">sprogimo j\u0117ga<\/strong><span style=\"background-color: rgba(75, 79, 88, 0.2); font-size: 1rem;\">, kuri yra labai svarbi med\u017eiagoms, kurias veikia vidinis sl\u0117gis, pavyzd\u017eiui, sandarioms maisto pakuot\u0117ms ar medicininiams mai\u0161eliams.<\/span><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Audinio atsparumo ply\u0161imui bandymas<\/h2>\n\n\n\n<p><strong data-start=\"6943\" data-end=\"6960\">Atsparumas ply\u0161imui<\/strong> matuojamas audinio atsparumas ply\u0161imui veikiant apkrovai. Pakuot\u0117ms ir tekstil\u0117s gaminiams naudojami dengti audiniai turi b\u016bti pakankamai atspar\u016bs ply\u0161imui, kad atlaikyt\u0173 tvarkym\u0105, gabenim\u0105 ir \u0161iurk\u0161\u010dias s\u0105lygas.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Ply\u0161imo bandymo metodai:<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p data-start=\"7190\" data-end=\"7359\"><strong data-start=\"7190\" data-end=\"7215\">\u0160vytuokl\u0117s bandymo metodas:<\/strong> \u0160vytuokl\u0117 veikia audin\u012f j\u0117ga tol, kol \u0161is ply\u0161ta. \u0160iuo metodu matuojamas audinio atsparumas ply\u0161imui dinamin\u0117s apkrovos s\u0105lygomis.<\/p><\/li>\n\n\n\n<li><p data-start=\"7190\" data-end=\"7359\"><strong data-start=\"7363\" data-end=\"7391\" style=\"font-size: 1rem;\">Lie\u017euvio ply\u0161imo bandymo metodas:<\/strong><span style=\"font-size: 1rem;\"> Bandinys supjaustomas lie\u017euv\u0117lio forma ir, panaudojus j\u0117g\u0105, audinys perpl\u0117\u0161iamas. Registruojama j\u0117ga, kurios reikia ply\u0161imui prad\u0117ti ir jam plisti.<\/span><\/p><\/li>\n<\/ol>\n\n\n\n<p>Abu metodai padeda \u012fvertinti audinio <strong data-start=\"7580\" data-end=\"7597\">atsparumas ply\u0161imui<\/strong>u\u017etikrinant, kad jis i\u0161silaikys \u012fprastomis naudojimo s\u0105lygomis ir per anksti nesuply\u0161.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Atsparumo prad\u016brimui testas: Apsauga nuo a\u0161tri\u0173 daikt\u0173<\/h2>\n\n\n\n<p>The <strong data-start=\"6101\" data-end=\"6129\">atsparumo prad\u016brimui bandymas<\/strong> matuojamas audinio atsparumas a\u0161tri\u0173 daikt\u0173 prad\u016brimams, o tai labai svarbi savyb\u0117 pakavimo med\u017eiagoms, kurios turi apsaugoti jautrius produktus nuo pa\u017eeidim\u0173. \u0160is bandymas paprastai naudojamas tokioms med\u017eiagoms kaip lanks\u010dios pakuot\u0117s, medicinin\u0117s pakuot\u0117s ar apsauginiai drabu\u017eiai.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Atsparumo prad\u016brimui bandymo proced\u016bra:<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p data-start=\"6456\" data-end=\"6565\">A <strong data-start=\"6458\" data-end=\"6481\">piercing instrumentas<\/strong>, pana\u0161us \u012f plok\u0161\u010di\u0105 atsuktuv\u0105, veikia audin\u012f j\u0117ga, kol praduria.<\/p><\/li>\n\n\n\n<li><p data-start=\"6456\" data-end=\"6565\"><span style=\"font-size: 1rem;\">Registruojama j\u0117ga, kurios reikia audiniui pradurti, ir taip gaunami vertingi duomenys apie med\u017eiagos atsparum\u0105 a\u0161triems daiktams.<\/span><\/p><\/li>\n<\/ol>\n\n\n\n<p>Auk\u0161tas atsparumo prad\u016brimui reitingas yra labai svarbus pakavimo med\u017eiagoms, naudojamoms tokiose pramon\u0117s \u0161akose, kaip maisto, farmacijos ar elektronikos pramon\u0117, kur yra didel\u0117 prad\u016brimo rizika.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Trapecijos formos ply\u0161imo testas: Pa\u017eangus atsparumo ply\u0161imui vertinimas<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Bandymo proced\u016bra:<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><p data-start=\"8019\" data-end=\"8136\">Sta\u010diakampio formos audinio bandinys perpjaunamas trapecijos forma, o i\u0161ilgai pj\u016bvio veikiant j\u0117gai audinys perpl\u0117\u0161iamas.<\/p><\/li>\n\n\n\n<li><p data-start=\"8019\" data-end=\"8136\"><span style=\"font-size: 1rem;\">I\u0161matuojama j\u0117ga, kurios reikia audiniui supl\u0117\u0161yti, ir taip i\u0161samiai \u012fvertinamas audinio atsparumas ply\u0161imui.<\/span><\/p><\/li>\n<\/ol>\n\n\n\n<p>\u0160is bandymas paprastai naudojamas pakuo\u010di\u0173 ir tekstil\u0117s gamini\u0173 gamyboje, kai audini\u0173 patvarumas veikiant apkrovai yra labai svarbus.<\/p>\n\n\n\n<p>ASTM D751 pateikia i\u0161sami\u0105 sistem\u0105, skirt\u0105 testuoti <strong data-start=\"8474\" data-end=\"8522\">dengt\u0173 audini\u0173 eksploatacin\u0117s savyb\u0117s ir ilgaam\u017ei\u0161kumas<\/strong>. I\u0161 <strong data-start=\"8533\" data-end=\"8553\">griebimo bandymo metodas<\/strong> u\u017e atsparum\u0105 tr\u016bkiui iki <strong data-start=\"8583\" data-end=\"8611\">atsparumo prad\u016brimui bandymas<\/strong> atsparumo a\u0161triems daiktams, kiekvienas bandym\u0173 metodas atlieka lemiam\u0105 vaidmen\u012f u\u017etikrinant med\u017eiagos tinkamum\u0105 numatytai paskir\u010diai. Dengtos med\u017eiagos turi b\u016bti kruop\u0161\u010diai i\u0161bandytos, kad b\u016bt\u0173 u\u017etikrinta, jog jos atitinka pramoninius saugos ir eksploatacini\u0173 savybi\u0173 standartus.<\/p>\n\n\n\n<p>Pramon\u0117s specialistams, naudojantiems <strong data-start=\"8905\" data-end=\"8939\">Cell Instruments' Ply\u0161imo testeriai<\/strong> ir <strong data-start=\"8944\" data-end=\"8963\"><a href=\"https:\/\/www.packqc.com\/lt\/products\/sale-packaging-tensile-strength-tester-film\/\" target=\"_blank\" rel=\"noreferrer noopener\">Tempimo testeriai<\/a><\/strong> u\u017etikrina tikslius ir patikimus rezultatus, atitinkan\u010dius ASTM D751 standartus. \u0160ie prietaisai padeda gamintojams gaminti auk\u0161tos kokyb\u0117s dengtus audinius, kurie gali atlaikyti grie\u017etus realaus pasaulio reikalavimus.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\n\t\t\t\tSusisiekite su mumis Gaukite ASTM D751 bandym\u0173 sprendim\u0105\t\t\t\t<\/h2>\n\n\n\n<p>K: Kam pirmiausia naudojamas ASTM D751 standartas?<br>A: ASTM D751 pirmiausia naudojamas dengt\u0173 audini\u0173 eksploatacin\u0117ms savyb\u0117ms tikrinti, atliekant tokius bandymus kaip atsparumas ply\u0161imui, pailg\u0117jimas, ply\u0161imo stipris, atsparumas ply\u0161imui ir atsparumas prad\u016brimui.<\/p>\n\n\n\n<p>K: Kas yra ASTM D751 standarte nurodytas \u201cgriebimo bandymo metodas\u201d?<br>A: Grem\u017etuko bandymo metodas naudojamas dengt\u0173 audini\u0173 atsparumui ply\u0161imui tikrinti. Audinio bandinys laikomas tarp spaustuv\u0173 ir veikiamas tolygia traukimo j\u0117ga, kol audinys ply\u0161ta, ir taip matuojamas jo stipris.<\/p>\n\n\n\n<p>K: Kaip ASTM D751 standarte tikrinamas dengt\u0173 audini\u0173 atsparumas ply\u0161imui?<br>A: Dengt\u0173 audini\u0173 atsparumas ply\u0161imui gali b\u016bti bandomas taikant \u201ckamuolio ply\u0161imo metod\u0105\u201d arba \u201cdiafragmos ply\u0161imo metod\u0105\u201d, kai spaudimas daromas statmenai audiniui, kol jis ply\u0161ta. Reikalaujamas sl\u0117gis u\u017eregistruojamas kaip audinio ply\u0161imo stipris.<\/p>\n\n\n\n<p>K: Kas yra \u201catsparumo prad\u016brimui bandymas\u201d?<br>A: Atliekant atsparumo prad\u016brimui bandymus nustatomas padengt\u0173 audini\u0173 atsparumas prad\u016brimui. Audinys praduriamas bukomis galvut\u0117mis, o siekiant nustatyti atsparum\u0105 prad\u016brimui, matuojama j\u0117ga, kurios reikia, kad audinys prasiskverbt\u0173.<\/p>\n\n\n\n<p>K: Koks yra ry\u0161ys tarp \u201ctempimo bandymo\u201d ir \u201catsparumo ply\u0161imui\u201d. <a href=\"https:\/\/store.astm.org\/d0751-19.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D751<\/a>?<br>A.: Tempimo bandymais nustatomas audinio stiprumas j\u012f i\u0161tempiant, o ply\u0161imo stiprumo bandymais - audinio atsparumas ply\u0161imui. Abu bandymai padeda \u012fvertinti audinio savybes esant skirtingoms apkrovoms.<\/p>","protected":false},"excerpt":{"rendered":"<p>Coated Fabric Test Method Overview The Coated Fabric Test Method in ASTM D751 involves several key procedures for evaluating the physical properties of coated fabrics. These include the grab test method for breaking strength, the elongation at break, bursting strength tests, puncture resistance, and tear strength evaluations. These methods help determine the material&#8217;s ability to [&hellip;]<\/p>","protected":false},"featured_media":8089,"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-9865","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/lt\/wp-json\/wp\/v2\/standard\/9865","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/lt\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/lt\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/lt\/wp-json\/wp\/v2\/media\/8089"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/lt\/wp-json\/wp\/v2\/media?parent=9865"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/lt\/wp-json\/wp\/v2\/standard-category?post=9865"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}