{"id":9862,"date":"2026-02-24T15:11:46","date_gmt":"2026-02-24T07:11:46","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/iso-7854\/"},"modified":"2026-04-16T09:54:22","modified_gmt":"2026-04-16T01:54:22","slug":"iso-7854","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/ro\/standard\/iso-7854\/","title":{"rendered":"ISO 7854"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u00cen\u021belegerea ISO 7854 \u0219i a importan\u021bei sale<\/h2>\n\n\n\n<p>Standardul include trei metode de testare diferite, cu <strong data-start=\"958\" data-end=\"996\">Metoda C - metoda Crumple\/Flex<\/strong> - fiind una dintre cele mai cuprinz\u0103toare abord\u0103ri. Aceasta simuleaz\u0103 condi\u021biile reale de flexie prin supunerea \u021bes\u0103turilor acoperite la torsiune \u0219i compresie continue, ceea ce o face esen\u021bial\u0103 pentru industriile \u00een care stresul mecanic \u0219i mi\u0219c\u0103rile repetate sunt frecvente.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Testerul Crumple Flex \u0219i metoda C explicate<\/h2>\n\n\n\n<p>The <a href=\"https:\/\/www.packqc.com\/ro\/product\/gft-gelbo-flex-tester\/\" target=\"_blank\" rel=\"noopener\"><strong data-start=\"2006\" data-end=\"2029\">tester de flexie<\/strong><\/a> este aparatul cheie pentru <strong data-start=\"2055\" data-end=\"2076\">ISO 7854 Metoda C<\/strong>. \u00cen aceast\u0103 metod\u0103, o <strong data-start=\"2096\" data-end=\"2132\">e\u0219antion de \u021bes\u0103tur\u0103 rectangular\u0103 acoperit\u0103<\/strong> este cusut \u00eentr-o form\u0103 cilindric\u0103 \u0219i montat \u00eentre dou\u0103 discuri rotative \u0219i reciproce.<\/p>\n\n\n\n<p>\u00cen timpul <strong data-start=\"2238\" data-end=\"2256\">metoda crumple<\/strong> test:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Un disc <strong data-start=\"2277\" data-end=\"2311\">oscileaz\u0103 \u00eentr-un unghi de 90\u00b0<\/strong>, aplic\u00e2nd o mi\u0219care de r\u0103sucire.<\/li>\n\n\n\n<li>Cel\u0103lalt disc <strong data-start=\"2360\" data-end=\"2377\">se deplaseaz\u0103 axial<\/strong>, comprim\u00e2nd cilindrul pe lungime.<\/li>\n\n\n\n<li>Aceste ac\u021biuni combinate simuleaz\u0103 repetarea <strong data-start=\"2461\" data-end=\"2499\">\u00eendoire, r\u0103sucire \u0219i comprimare<\/strong>, similare cu tensiunile \u00eent\u00e2lnite \u00een utilizarea real\u0103 a produsului.<\/li>\n<\/ul>\n\n\n\n<p>\u00cencercarea continu\u0103 pentru un num\u0103r specificat de cicluri sau p\u00e2n\u0103 c\u00e2nd <strong data-start=\"2628\" data-end=\"2678\">fisuri, defec\u021biuni ale stratului de acoperire sau defec\u021biuni ale materialului<\/strong> apar. Rezultatele ofer\u0103 o m\u0103sur\u0103 cuantificabil\u0103 a <strong data-start=\"2733\" data-end=\"2752\">rezisten\u021b\u0103 la flexie<\/strong> \u015fi <strong data-start=\"2757\" data-end=\"2780\">durabilitatea materialului<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"Tester de durabilitate Gelbo flex de la Cell Instruments\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/HDpqg4jkaeA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Testul de flexibilitate a \u021bes\u0103turii acoperite \u0219i obiectivele acestuia<\/h2>\n\n\n\n<p>The <strong data-start=\"1311\" data-end=\"1338\">test de flexare a \u021bes\u0103turii acoperite<\/strong> m\u0103soar\u0103 c\u00e2t de bine rezist\u0103 un material textil \u00eembr\u0103cat la deformare f\u0103r\u0103 deteriorarea suprafe\u021bei sau pierderea func\u021bionalit\u0103\u021bii. Obiectivele principale includ:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Determinarea <strong data-start=\"1496\" data-end=\"1544\">rezisten\u021b\u0103 la fisurare sau la separarea stratului de acoperire<\/strong> \u00een timpul flex\u0103rii repetate.<\/li>\n\n\n\n<li>Compararea performan\u021bei materialelor \u00een condi\u021bii de utilizare simulate.<\/li>\n\n\n\n<li>Asigurarea fiabilit\u0103\u021bii produselor \u00een aplica\u021bii solicitante, cum ar fi interioarele auto, ambalajele medicale \u0219i echipamentele de exterior.<\/li>\n<\/ul>\n\n\n\n<p>Prin urm\u0103toarele <strong data-start=\"1781\" data-end=\"1793\">ISO 7854<\/strong>, produc\u0103torii pot asigura o calitate constant\u0103, pot \u00eembun\u0103t\u0103\u021bi proiectarea produselor \u0219i pot valida materialele furnizorilor \u00een raport cu standardele interna\u021bionale recunoscute.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Evaluarea rezultatelor: Indicatori de durabilitate a flexibilit\u0103\u021bii<\/h2>\n\n\n\n<p>Dup\u0103 testare, probele sunt examinate vizual pentru:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"2900\" data-end=\"2942\">Fisuri de suprafa\u021b\u0103 sau delaminare a stratului de acoperire<\/strong><\/li>\n\n\n\n<li><strong data-start=\"2947\" data-end=\"2972\">Schimbare de culoare sau luciu<\/strong><\/li>\n\n\n\n<li><strong data-start=\"2977\" data-end=\"3014\">Pierderea aderen\u021bei sau a impermeabiliz\u0103rii<\/strong><\/li>\n<\/ul>\n\n\n\n<p>Un num\u0103r mai mare de cicluri \u00eenainte de deteriorare indic\u0103 o mai bun\u0103 <strong data-start=\"3075\" data-end=\"3094\">durabilitate flexibil\u0103<\/strong>. Aceste rezultate ghideaz\u0103 echipele de control al calit\u0103\u021bii \u0219i inginerii de materiale \u00een optimizarea formul\u0103rilor, acoperirilor \u0219i combina\u021biilor de substraturi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Aplica\u021bii ale testului de rezisten\u021b\u0103 la flexie ISO 7854<\/h2>\n\n\n\n<p>The <strong data-start=\"3295\" data-end=\"3319\">test de rezisten\u021b\u0103 la flexie<\/strong> joac\u0103 un rol important \u00een industrii precum:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong data-start=\"3372\" data-end=\"3404\">Textile \u0219i \u021bes\u0103turi acoperite:<\/strong> pentru corturi, prelate \u0219i \u00eembr\u0103c\u0103minte de protec\u021bie.<\/li>\n\n\n\n<li><strong data-start=\"3457\" data-end=\"3491\">Dispozitive medicale \u0219i ambalaje:<\/strong> asigurarea fiabilit\u0103\u021bii materialului \u00een ambalaje de sterilizare sau man\u0219ete de tensiune arterial\u0103.<\/li>\n\n\n\n<li><strong data-start=\"3574\" data-end=\"3603\">Industria auto \u0219i aerospa\u021bial\u0103:<\/strong> evaluarea materialelor interioare flexibile \u0219i a etan\u0219\u0103rilor.<\/li>\n\n\n\n<li><strong data-start=\"3658\" data-end=\"3677\">Bunuri de consum:<\/strong> cum ar fi pelerinele de ploaie, \u00eenc\u0103l\u021b\u0103mintea \u0219i tapi\u021beria.<\/li>\n<\/ul>\n\n\n\n<p>Prin adoptarea <strong data-start=\"3738\" data-end=\"3768\">Testare \u00een conformitate cu ISO 7854<\/strong>, companiile se asigur\u0103 c\u0103 \u021bes\u0103turile lor acoperite \u00ee\u0219i pot men\u021bine func\u021bionalitatea \u0219i estetica \u00een condi\u021bii de stres repetat.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Alegerea testerului Crumple Flex potrivit<\/h2>\n\n\n\n<p>Pentru laboratoarele \u0219i produc\u0103torii care au nevoie de <strong data-start=\"3996\" data-end=\"4025\">Metoda de testare ISO 7854 C<\/strong>, <strong data-start=\"4027\" data-end=\"4082\">Cell Instruments ofer\u0103 GFT Crumple Flex Tester<\/strong>.<\/p>\n\n\n\n<p>The <strong data-start=\"4091\" data-end=\"4098\">GFT<\/strong> este proiectat pentru <strong data-start=\"4115\" data-end=\"4166\">evaluare precis\u0103, repetabil\u0103 a rezisten\u021bei la flexie<\/strong> de \u021bes\u0103turi acoperite, laminate \u0219i materiale flexibile similare. Caracteristici:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Mecanisme de oscila\u021bie \u0219i compresie controlate cu precizie.<\/li>\n\n\n\n<li>Set\u0103ri reglabile ale vitezei \u0219i cursei pentru condi\u021bii de testare standard sau personalizate.<\/li>\n\n\n\n<li>Num\u0103rare automat\u0103 a ciclurilor \u0219i func\u021bii de siguran\u021b\u0103.<\/li>\n\n\n\n<li>Compatibilitate cu <strong data-start=\"4463\" data-end=\"4475\">ISO 7854<\/strong>, <strong data-start=\"4477\" data-end=\"4491\">ASTM F392<\/strong>\u0219i standardele de durabilitate a flexibilit\u0103\u021bii aferente.<\/li>\n<\/ul>\n\n\n\n<p>Cu <strong data-start=\"4540\" data-end=\"4564\">Cell Instruments GFT<\/strong>, utilizatorii pot asigura acurate\u021bea \u0219i eficien\u021ba <strong data-start=\"4606\" data-end=\"4630\">\u00cencercarea de deformare flexibil\u0103<\/strong> men\u021bin\u00e2nd \u00een acela\u0219i timp conformitatea cu normele globale de testare.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Contacta\u021bi-ne pentru a ob\u021bine solu\u021bia de testare ISO 7854 <\/h2>\n\n\n\n<p>Alegerea unui instrument fiabil precum <strong data-start=\"5100\" data-end=\"5125\">Cell Instruments' GFT<\/strong> nu numai c\u0103 \u00eembun\u0103t\u0103\u021be\u0219te eficien\u021ba test\u0103rii, dar spore\u0219te \u0219i credibilitatea \u00een evaluarea materialelor. Pentru industriile \u00een care fiabilitatea \u021bes\u0103turilor acoperite este important\u0103, <strong data-start=\"5273\" data-end=\"5309\"><a href=\"https:\/\/www.iso.org\/standard\/14777.html\" target=\"_blank\" rel=\"noopener nofollow\">ISO 7854<\/a> testarea durabilit\u0103\u021bii flexiei<\/strong> este un pas esen\u021bial \u00een asigurarea calit\u0103\u021bii constante \u0219i a satisfac\u021biei clien\u021bilor.<\/p>","protected":false},"excerpt":{"rendered":"<p>Understanding ISO 7854 and Its Importance The standard includes three different test methods, with Method C \u2013 the Crumple\/Flex method \u2013 being one of the most comprehensive approaches. It simulates real-world flexing conditions by subjecting coated fabrics to continuous twisting and compression, making it essential for industries where mechanical stress and repeated motion are common. [&hellip;]<\/p>","protected":false},"featured_media":8052,"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":[612],"class_list":["post-9862","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-iso"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/ro\/wp-json\/wp\/v2\/standard\/9862","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/ro\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/ro\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/ro\/wp-json\/wp\/v2\/media\/8052"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/ro\/wp-json\/wp\/v2\/media?parent=9862"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/ro\/wp-json\/wp\/v2\/standard-category?post=9862"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}