{"id":9864,"date":"2026-02-24T15:11:46","date_gmt":"2026-02-24T07:11:46","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/astm-d624\/"},"modified":"2026-04-16T09:53:21","modified_gmt":"2026-04-16T01:53:21","slug":"astm-d624","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/uz\/standard\/astm-d624\/","title":{"rendered":"ASTM D624"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Rezina yig'lash kuchi va uning ahamiyati<\/h2>\n\n\n\n<p>The <strong data-start=\"1487\" data-end=\"1511\">rezina yirtish mustahkamligi<\/strong> Mulkiyati materialning yirtilish boshlanishiga yoki tarqalishiga qarshi qanchalik samarali turishini ko'rsatadi. Cho'zilish kuchi umumiy cho'zilish qobiliyatini o'lchasa, yirtilish kuchi esa e'tiborni <em data-start=\"1695\" data-end=\"1721\">Haqiqiy dunyodagi nosozlik rejimlari<\/em>. O'tkir qirralar, siklik yuklanish, ishqalanish yoki yopishib qolgan zarralar ko'pincha mahalliylashgan kuchlanishlarni yuzaga keltiradi, bu esa ekspluatatsiya sharoitida yirtilishni eng keng tarqalgan shikastlanish mexanizmi qiladi.<\/p>\n\n\n\n<p>Bir nechta omillar yirtilish xususiyatlariga ta'sir qiladi, jumladan kuchlanish taqsimoti, deformatsiya tezligi, namuna geometriyasi va kesiklar mavjudligi. ASTM D624 ushbu omillarning ta'sirini miqdoriy baholash uchun nazorat ostida va takrorlanuvchi usulni taqdim etadi, bu muhandislar va sifat nazorati mutaxassislariga ishonchli taqqoslashlar o'tkazish imkonini beradi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Yirtish kuchi sinovi bo'yicha standart talablar<\/h2>\n\n\n\n<p>The <strong data-start=\"2238\" data-end=\"2269\">Yirtish kuchi sinovi standarti<\/strong> Namunalarga tayyorlash, ularni sharoitga keltirish va to'liq uzilish yuz berguncha doimiy ravishda oshirib boriladigan yuk qo'llash tartiblarini belgilaydi.  Tozish kuchini o'lchash testi namunani aniqlangan krosxed tezligida tortadi.  Qayd etilgan kuch \u2014 qalinlik birligiga to'g'ri kelganida \u2014 yirtilish mustahkamligini bildiradi.<\/p>\n\n\n\n<p>Standartga muvofiq:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A, B va C turidagi namunalar ishlatiladi <strong data-start=\"2599\" data-end=\"2618\">500 \u00b1 50 mm\/min<\/strong> ajralish tezligi.<\/li>\n\n\n\n<li>T va CP turidagi namunalardan foydalanish <strong data-start=\"2667\" data-end=\"2684\">50 \u00b1 5 mm\/min<\/strong> tezlik.<\/li>\n\n\n\n<li>Namunaning to'g'ri joylashtirilishi bir xil cho'zilishni ta'minlaydi va qisqichning sirpanib ketishini oldini oladi.<\/li>\n\n\n\n<li>Turli geometriyalardan olingan sinov natijalari o'zaro almashtirib bo'lmaydi, chunki har bir dizayn turlicha yirtilish mexanizmini ifodalaydi.<\/li>\n<\/ul>\n\n\n\n<p>Ushbu farqlar foydalanuvchilarga testni ma'lum bir mahsulot sharoitlariga moslashtirish imkonini beradi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">ASTM D624 A turi, B turi, C turi, T turi va CP turi<\/h2>\n\n\n\n<p>ASTM D624 bir nechta namunav turlarini o'z ichiga oladi, har biri turlicha buzilish xulq-atvorini aks ettiradi. Ushbu turli variantlar elastomerlarning turli qo'llanilish sohalariga yaqindan mos keladi.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">ASTM D624 A turi \u2013 kichik namunalar uchun yarimoyli<\/h3>\n\n\n\n<p><strong data-start=\"3703\" data-end=\"3723\">ASTM D624 A turi<\/strong> U B turiga o'xshaydi, lekin kengaytirilgan yorliq uchlarisiz. Laboratoriyalar kichikroq quyma komponentlar yoki cheklangan material miqdori bilan ishlaganda A turidan foydalanadi. U shuningdek yirtilish tarqalishini o'lchaydi, ammo qisqaroq o'lchov uzunligi tufayli stress taqsimoti biroz boshqacha bo'lishi mumkin.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">ASTM D624 B turi \u2013 yorliqli yarim oy<\/h3>\n\n\n\n<p><strong data-start=\"3277\" data-end=\"3297\">ASTM D624 B turi<\/strong> eng ko'p afzal ko'riladigan geometriyalardan biridir. U o'tkir kesilgan yarimoy shaklga ega bo'lib, ushlash barqarorligini yaxshilaydigan cho'zilgan yorliqlarga ega. Bu tur o'lchovi <strong data-start=\"3455\" data-end=\"3484\">yoriq tarqalish kuchi<\/strong>, bu uni umumiy rezina sifat nazorati uchun ideal qiladi. Ishlab chiqaruvchilar ko'pincha asl varaq yetarlicha katta bo'lsa va undan kerakli o'lchamlarni tayyorlash mumkin bo'lsa, B turini tanlaydilar.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">ASTM D624 C turi \u2013 90 daraja apex namunasi<\/h3>\n\n\n\n<p><strong data-start=\"4049\" data-end=\"4069\">ASTM D624 C turi<\/strong> Kesiksiz, aniq 90 daraja burchakka ega. Cho'qqidagi kuch konsentratsiyasi baholashga yordam beradi. <strong data-start=\"4170\" data-end=\"4198\">Yoriq boshlanish kuchi<\/strong>, Bu o'tkir burchaklar yoki ichiga singib ketgan nuqsonlardan kelib chiqqan muvaffaqiyatsizlikni baholashda juda muhimdir. Agar yirtilish cho'qqidan boshlanmasa, natijalar tortish kuchiga o'xshash bo'lishi mumkin, shuning uchun namunani to'g'ri tayyorlash zarur.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">ASTM D624 T turi \u2013 shim yirtilish namunasi<\/h3>\n\n\n\n<p><strong data-start=\"4457\" data-end=\"4477\">ASTM D624 T turi<\/strong> Ikki oyoqli, shim shakliga o'xshash geometriyadan iborat. U namunaning uzunligi bo'ylab yirtilish tarqalishini o'lchaydi. T turi egiluvchan elastomerli plyonkalarda, yupqa listalarda va yumshoq TPE aralashmalarida keng qo'llaniladi.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">ASTM D624 CP turi \u2013 cheklangan yo'nalishli yirtish<\/h3>\n\n\n\n<p><strong data-start=\"4735\" data-end=\"4756\">ASTM D624 CP turi<\/strong> bu T turining o'zgartirilgan ko'rinishi. U ...dan foydalanadi. <strong data-start=\"4796\" data-end=\"4821\">Cheklangan yosh yo'li<\/strong> va yoriqning to'g'ri yo'nalishda qolishini ta'minlash uchun qalinroq oyoqlarga ega bo'lib, bu burilishga moyil yoki ortiqcha cho'ziladigan materiallar uchun ayniqsa mos keladi. Natijada propagatsiya natijalari yanada barqaror va takrorlanadigan bo'ladi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">To'g'ri yirtish kuchi sinovchisini tanlash<\/h2>\n\n\n\n<p>Muvofiqini tanlash <strong data-start=\"5104\" data-end=\"5131\">Yirtish kuchi sinovchisi<\/strong> to'g'ri va izchil natijalarni ta'minlaydi. Sinovchi barqaror krosxed tezligini saqlab turishi, sezgir kuch o'lchovini ta'minlashi va turli ushlagich konfiguratsiyalarini qo'llab-quvvatlashi kerak.<\/p>\n\n\n\n<p>The <strong data-start=\"5306\" data-end=\"5348\">Cell Instruments TST-01 tortish sinovchisi<\/strong> uning quyidagi xususiyatlari tufayli ASTM D624 sinovi uchun a'lo tanlovdir:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Yuqori aniqlikdagi yuk hujayrasi va yuqori namuna olish tezligi<\/li>\n\n\n\n<li>Yuqori tezlikli va past tezlikli yirtish sinovlari uchun barqaror kesish bosh harakati<\/li>\n\n\n\n<li>Type A, B, C, T va CP yoritgichlar bilan moslik<\/li>\n\n\n\n<li>Tadqiqot va rivojlantirish hamda odatiy sifat nazorati uchun moslashuvchanlik<\/li>\n<\/ul>\n\n\n\n<p>Turli kesish rejimlari o'rtasida almashtirish imkoniyati laboratoriyalarga bitta qurilma yordamida ASTM D624 sinovlarining to'liq spektrini bajarishga imkon beradi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Biz bilan bog'laning va ASTM D624 sinov yechimini oling <\/h2>\n\n\n\n<p><a href=\"https:\/\/www.astm.org\/d0624-00r20.html\" target=\"_blank\" rel=\"noopener nofollow\">ASTM D624<\/a> rezina va TPE mahsulotlarida yirtilish xulq-atvorini baholash uchun keng qamrovli tizimni taqdim etadi. Uning turli namunalar turlari foydalanuvchilarga turli ilovalarda yirtilish boshlanishi va tarqalishini qayd etish imkonini beradi. Masalan, ishonchli asbob-uskunalar, jumladan <strong data-start=\"6591\" data-end=\"6616\"><a href=\"https:\/\/www.packqc.com\/uz\/products\/sale-packaging-tensile-strength-tester-film\/\" target=\"_blank\" rel=\"noreferrer noopener\">TST-01 kuchlanish sinov qurilmasi<\/a><\/strong>, Laboratoriyalar mahsulot sifatini yaxshilaydigan va materiallar muhandisligi bo'yicha qarorlarni mustahkamlaydigan izchil, aniq va takrorlanadigan natijalarga erisha oladilar. Ishonchli yirtish baholashini izlayotgan ishlab chiqaruvchilar va sifat xodimlari uchun ASTM D624 ajralmas standart bo'lib qolmoqda.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Rezina yirtilish kuchi va uning ahamiyati  Rezina yirtilish kuchi xossasi materialning yirtilish boshlanishiga yoki tarqalishiga qanchalik samarali qarshi turishini ko'rsatadi.  Cho'zilish kuchi umumiy cho'zilish qobiliyatini o'lchasa, yirtilish kuchi real sharoitdagi buzilish rejimlariga e'tibor qaratadi.  O'tkir qirralar, siklik yuklama, ishqalanish yoki ichiga singib qolgan zarrachalar ko'pincha mahalliy stresslar hosil qilib, yirtilishni eng [\u2026]<\/p>","protected":false},"featured_media":8078,"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-9864","standard","type-standard","status-publish","has-post-thumbnail","hentry","standard-category-astm"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/uz\/wp-json\/wp\/v2\/standard\/9864","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/uz\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/uz\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/uz\/wp-json\/wp\/v2\/media\/8078"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/uz\/wp-json\/wp\/v2\/media?parent=9864"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/uz\/wp-json\/wp\/v2\/standard-category?post=9864"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}