{"id":9845,"date":"2026-02-24T15:11:45","date_gmt":"2026-02-24T07:11:45","guid":{"rendered":"https:\/\/www.packqc.com\/standard\/astm-d4917-2\/"},"modified":"2026-03-12T10:37:47","modified_gmt":"2026-03-12T02:37:47","slug":"astm-d4917","status":"publish","type":"standard","link":"https:\/\/www.packqc.com\/hi\/standard\/astm-d4917\/","title":{"rendered":"\u090f\u090f\u0938\u091f\u0940\u090f\u092e \u0921\u09404917"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u0915\u093e\u0917\u091c \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u092e\u0947\u0902 \u0918\u0930\u094d\u0937\u0923 \u0917\u0941\u0923\u093e\u0902\u0915 \u0915\u0940 \u0938\u092e\u091d<\/h2>\n\n\n\n<p><strong data-start=\"1472\" data-end=\"1505\">\u0918\u0930\u094d\u0937\u0923 \u0917\u0941\u0923\u093e\u0902\u0915 (COF)<\/strong> \u092f\u0939 \u090f\u0915 \u092e\u0939\u0924\u094d\u0935\u092a\u0942\u0930\u094d\u0923 \u092a\u0948\u0930\u093e\u092e\u0940\u091f\u0930 \u0939\u0948 \u091c\u094b \u0926\u094b \u0938\u0924\u0939\u094b\u0902 \u0915\u0947 \u092c\u0940\u091a \u0917\u0924\u093f \u0915\u0947 \u092a\u094d\u0930\u0924\u093f \u092a\u094d\u0930\u0924\u093f\u0930\u094b\u0927 \u0915\u094b \u0926\u0930\u094d\u0936\u093e\u0924\u093e \u0939\u0948\u0964 \u0915\u093e\u0917\u091c\u093c \u0938\u0902\u092c\u0902\u0927\u0940 \u0905\u0928\u0941\u092a\u094d\u0930\u092f\u094b\u0917\u094b\u0902 \u092e\u0947\u0902, \u092f\u0939 \u092e\u093e\u0928 \u092a\u094d\u0930\u092d\u093e\u0935\u093f\u0924 \u0915\u0930\u0924\u093e \u0939\u0948 \u0915\u093f \u090f\u0915 \u0936\u0940\u091f \u0926\u0942\u0938\u0930\u0940 \u092a\u0930 \u0915\u0948\u0938\u0947 \u092b\u093f\u0938\u0932\u0924\u0940 \u0939\u0948\u0964 <strong data-start=\"1674\" data-end=\"1688\">\u0938\u094d\u0925\u093f\u0930 COF<\/strong> \u0917\u0924\u093f \u0936\u0941\u0930\u0942 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0906\u0935\u0936\u094d\u092f\u0915 \u092c\u0932 \u0928\u093f\u0930\u094d\u0927\u093e\u0930\u093f\u0924 \u0915\u0930\u0924\u093e \u0939\u0948, \u091c\u092c\u0915\u093f <strong data-start=\"1752\" data-end=\"1767\">\u0917\u0924\u093f\u0915\u0940\u092f COF<\/strong> \u092f\u0939 \u0917\u0924\u093f \u0915\u094b \u0938\u094d\u0925\u093f\u0930 \u0935\u0947\u0917 \u092a\u0930 \u092c\u0928\u093e\u090f \u0930\u0916\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0906\u0935\u0936\u094d\u092f\u0915 \u092c\u0932 \u0915\u094b \u092e\u093e\u092a\u0924\u093e \u0939\u0948\u0964 ASTM D4917 \u0915\u094d\u0937\u0948\u0924\u093f\u091c \u0938\u094d\u0932\u093e\u0907\u0921\u093f\u0902\u0917 \u0917\u0924\u093f \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u0930\u0915\u0947 \u0926\u094b\u0928\u094b\u0902 \u092e\u093e\u092a\u094b\u0902 \u0915\u094b \u0938\u0915\u094d\u0937\u092e \u092c\u0928\u093e\u0924\u093e \u0939\u0948\u0964.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0909\u092a\u0915\u0930\u0923 \u0914\u0930 \u0928\u092e\u0942\u0928\u093e \u0924\u0948\u092f\u093e\u0930\u0940 \u0938\u0902\u092c\u0902\u0927\u0940 \u0935\u093f\u091a\u093e\u0930<\/h2>\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=\"\u0915\u093e\u0917\u091c \u0915\u093e \u0918\u0930\u094d\u0937\u0923 \u0917\u0941\u0923\u093e\u0902\u0915 \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u092a\u094d\u0930\u0917\u0924\u093f \u092a\u0930\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/Iq-UFiGqF64?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<p>ASTM D4917 \u0915\u0947 \u0905\u0928\u0941\u0938\u093e\u0930 \u0935\u093f\u0936\u094d\u0935\u0938\u0928\u0940\u092f COF \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0935\u093f\u0936\u0947\u0937 \u0909\u092a\u0915\u0930\u0923 \u0906\u0935\u0936\u094d\u092f\u0915 \u0939\u0948\u0902\u0964 \u090f\u0915 <strong data-start=\"3843\" data-end=\"3877\">\u0938\u094d\u0925\u093f\u0930-\u0917\u0924\u093f-\u0926\u0930 \u092a\u0930\u0940\u0915\u094d\u0937\u0915<\/strong>, \u0932\u094b\u0921 \u0938\u0947\u0932 \u0938\u0947 \u0938\u0941\u0938\u091c\u094d\u091c\u093f\u0924 \u0914\u0930 150 \u00b1 30 \u092e\u093f\u092e\u0940\/\u092e\u093f\u0928\u091f \u0915\u0940 \u0917\u0924\u093f \u0938\u0947 \u0938\u094d\u0932\u0947\u091c \u0916\u0940\u0902\u091a\u0928\u0947 \u092e\u0947\u0902 \u0938\u0915\u094d\u0937\u092e, \u0915\u093e \u0906\u092e\u0924\u094c\u0930 \u092a\u0930 \u0909\u092a\u092f\u094b\u0917 \u0915\u093f\u092f\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964.<\/p>\n\n\n\n<p>\u0938\u091f\u0940\u0915 \u092a\u0930\u093f\u0923\u093e\u092e\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f, \u0928\u092e\u0942\u0928\u094b\u0902 \u0915\u094b \u092e\u093e\u0928\u0915 \u0935\u093e\u092f\u0941\u092e\u0902\u0921\u0932\u0940\u092f \u092a\u0930\u093f\u0938\u094d\u0925\u093f\u0924\u093f\u092f\u094b\u0902 (TAPPI T402 \u092f\u093e ASTM D685 \u0915\u0947 \u0905\u0928\u0941\u0938\u093e\u0930) \u092e\u0947\u0902 \u092a\u0942\u0930\u094d\u0935-\u0905\u0928\u0941\u0915\u0942\u0932\u093f\u0924 \u0915\u093f\u092f\u093e \u091c\u093e\u0928\u093e \u091a\u093e\u0939\u093f\u090f \u0914\u0930 \u092e\u0936\u0940\u0928 \u0915\u0940 \u0926\u093f\u0936\u093e \u0924\u0925\u093e \u0926\u093e\u0928\u0947 \u0915\u0940 \u0905\u092d\u093f\u0935\u093f\u0928\u094d\u092f\u093e\u0938 \u0915\u0947 \u0905\u0928\u0941\u0930\u0942\u092a \u0924\u0948\u092f\u093e\u0930 \u0915\u093f\u092f\u093e \u091c\u093e\u0928\u093e \u091a\u093e\u0939\u093f\u090f\u0964.<\/p>\n\n\n\n<p>\u0939\u092e \u0905\u0928\u0941\u0936\u0902\u0938\u093e \u0915\u0930\u0924\u0947 \u0939\u0948\u0902 <strong data-start=\"4191\" data-end=\"4249\">Cell Instruments COF-01 \u0918\u0930\u094d\u0937\u0923 \u0917\u0941\u0923\u093e\u0902\u0915 \u092a\u0930\u0940\u0915\u094d\u0937\u0915<\/strong>, \u090f\u0915 \u0909\u091a\u094d\u091a-\u0938\u091f\u0940\u0915\u0924\u093e \u0935\u093e\u0932\u093e \u0915\u094d\u0937\u0948\u0924\u093f\u091c \u0938\u092e\u0924\u0932 \u0909\u092a\u0915\u0930\u0923 \u0939\u0948 \u091c\u093f\u0938\u0947 ASTM D4917 \u0914\u0930 ISO 8295 \u0915\u0940 \u0906\u0935\u0936\u094d\u092f\u0915\u0924\u093e\u0913\u0902 \u0915\u094b \u092a\u0942\u0930\u093e \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0921\u093f\u091c\u093c\u093e\u0907\u0928 \u0915\u093f\u092f\u093e \u0917\u092f\u093e \u0939\u0948\u0964 \u0907\u0938\u092e\u0947\u0902 \u0921\u093f\u091c\u093f\u091f\u0932 \u0928\u093f\u092f\u0902\u0924\u094d\u0930\u0923, \u0938\u092e\u093e\u092f\u094b\u091c\u094d\u092f \u0938\u094d\u0932\u0947\u0921 \u0935\u093f\u0915\u0932\u094d\u092a \u0914\u0930 \u0938\u094d\u0935\u091a\u093e\u0932\u093f\u0924 \u092c\u0932 \u092e\u093e\u092a\u0928 \u0915\u0940 \u0938\u0941\u0935\u093f\u0927\u093e \u0939\u0948\u2014\u091c\u094b \u0938\u094d\u0925\u0948\u0924\u093f\u0915 \u0914\u0930 \u0917\u0924\u093f\u091c COF \u092a\u0930\u0940\u0915\u094d\u0937\u0923\u094b\u0902 \u0926\u094b\u0928\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f \u0938\u091f\u0940\u0915, \u092a\u0941\u0928\u0930\u0941\u0924\u094d\u092a\u093e\u0926\u093f\u0924 \u092a\u0930\u093f\u0923\u093e\u092e \u0938\u0941\u0928\u093f\u0936\u094d\u091a\u093f\u0924 \u0915\u0930\u0924\u093e \u0939\u0948\u0964.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0915\u093e\u0917\u091c\u093c \u092a\u0930 \u0938\u094d\u0925\u0948\u0924\u093f\u0915 \u0914\u0930 \u0917\u0924\u093f\u091c \u0918\u0930\u094d\u0937\u0923 \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0915\u0940 \u0935\u094d\u092f\u093e\u0916\u094d\u092f\u093e<\/h2>\n\n\n\n<p>ASTM D4917 \u0915\u0947 \u0924\u0939\u0924 \u0915\u093e\u0917\u091c \u0915\u093e \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u090f\u0915 \u0938\u092e\u0924\u0932 \u0915\u094d\u0937\u0948\u0924\u093f\u091c \u0938\u0924\u0939 \u092a\u0930 \u090f\u0915 \u0915\u093e\u0917\u091c\u093c \u0915\u0940 \u0936\u0940\u091f \u0930\u0916\u0928\u0947 \u0914\u0930 \u0909\u0938\u0915\u0947 \u090a\u092a\u0930 \u090f\u0915 \u0938\u092e\u093e\u0928 \u0936\u0940\u091f \u0930\u0916\u0928\u0947 \u0938\u0947 \u0939\u094b\u0924\u093e \u0939\u0948\u0964 \u090f\u0915 \u0938\u094d\u0932\u0947\u091c (\u0906\u092e\u0924\u094c\u0930 \u092a\u0930 \u0930\u092c\u0930-\u0906\u0935\u0943\u0924) \u0936\u0940\u0930\u094d\u0937 \u0936\u0940\u091f \u0915\u0947 \u090a\u092a\u0930 \u0930\u0916\u093e \u091c\u093e\u0924\u093e \u0939\u0948\u0964 \u091c\u092c \u0938\u094d\u0932\u0947\u091c \u0915\u094b \u0916\u0940\u0902\u091a\u093e \u091c\u093e\u0924\u093e \u0939\u0948, \u0924\u094b \u0917\u0924\u093f \u0906\u0930\u0902\u092d \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0906\u0935\u0936\u094d\u092f\u0915 \u092c\u0932 (\u0938\u094d\u0925\u0948\u0924\u093f\u0915 \u0918\u0930\u094d\u0937\u0923) \u0914\u0930 \u0917\u0924\u093f \u091c\u093e\u0930\u0940 \u0930\u0916\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0906\u0935\u0936\u094d\u092f\u0915 \u092c\u0932 (\u0917\u0924\u093f\u0915 \u0918\u0930\u094d\u0937\u0923) \u092e\u093e\u092a\u0947 \u091c\u093e\u0924\u0947 \u0939\u0948\u0902\u0964.<\/p>\n\n\n\n<p>\u092f\u0939 <strong data-start=\"2334\" data-end=\"2368\">\u0915\u093e\u0917\u091c\u093c \u0915\u0940 \u0917\u0924\u093f\u091c \u0918\u0930\u094d\u0937\u0923 \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/strong> \u0914\u0930 <strong data-start=\"2373\" data-end=\"2406\">\u0915\u093e\u0917\u091c\u093c \u0915\u093e \u0938\u094d\u0925\u0948\u0924\u093f\u0915 \u0918\u0930\u094d\u0937\u0923 \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/strong> \u0924\u0947\u091c\u093c-\u0917\u0924\u093f \u092a\u094d\u0930\u0923\u093e\u0932\u093f\u092f\u094b\u0902 \u092e\u0947\u0902 \u0936\u0940\u091f \u092a\u0943\u0925\u0915\u094d\u0915\u0930\u0923, \u092b\u093c\u0940\u0921 \u0938\u094d\u0925\u093f\u0930\u0924\u093e \u0914\u0930 \u092e\u0941\u0926\u094d\u0930\u0923 \u0938\u0902\u0930\u0947\u0916\u0923 \u0915\u094b \u0938\u092e\u091d\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u092e\u0939\u0924\u094d\u0935\u092a\u0942\u0930\u094d\u0923 \u0921\u0947\u091f\u093e \u092a\u094d\u0930\u0926\u093e\u0928 \u0915\u0930\u0924\u093e \u0939\u0948\u0964.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u092e\u0941\u0926\u094d\u0930\u0923 \u0914\u0930 \u092c\u093f\u0928\u093e \u0915\u094b\u091f\u093f\u0902\u0917 \u0935\u093e\u0932\u0947 \u0915\u093e\u0917\u091c \u092e\u0947\u0902 COF \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u092e\u0947\u0902 ASTM D4917 \u0915\u0947 \u0905\u0928\u0941\u092a\u094d\u0930\u092f\u094b\u0917<\/h2>\n\n\n\n<p>The <strong data-start=\"2613\" data-end=\"2640\">\u092a\u094d\u0930\u093f\u0902\u091f\u093f\u0902\u0917 \u092a\u0947\u092a\u0930 COF \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/strong> \u092a\u094d\u0930\u0947\u0938\u0930\u0942\u092e \u0915\u0947 \u0935\u093e\u0924\u093e\u0935\u0930\u0923 \u092e\u0947\u0902 \u092f\u0939 \u0935\u093f\u0936\u0947\u0937 \u0930\u0942\u092a \u0938\u0947 \u092e\u0939\u0924\u094d\u0935\u092a\u0942\u0930\u094d\u0923 \u0939\u0948, \u091c\u0939\u093e\u0901 \u0918\u0930\u094d\u0937\u0923 \u0938\u0902\u092c\u0902\u0927\u0940 \u090f\u0915\u0930\u0942\u092a\u0924\u093e \u090f\u0915\u0932-\u0936\u0940\u091f \u092b\u0940\u0921 \u0915\u0940 \u0938\u091f\u0940\u0915\u0924\u093e \u0938\u0941\u0928\u093f\u0936\u094d\u091a\u093f\u0924 \u0915\u0930\u0924\u0940 \u0939\u0948 \u0914\u0930 \u091c\u093e\u092e \u092f\u093e \u092e\u093f\u0938\u092b\u0940\u0921 \u0915\u094b \u0915\u092e \u0915\u0930\u0924\u0940 \u0939\u0948\u0964 \u0907\u0938\u0940 \u0924\u0930\u0939, <strong data-start=\"2799\" data-end=\"2826\">\u092c\u093f\u0928\u093e \u0915\u094b\u091f\u093f\u0902\u0917 \u0935\u093e\u0932\u0947 \u0915\u093e\u0917\u091c \u0915\u093e COF \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/strong> \u0915\u093e\u0917\u091c \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e\u0913\u0902 \u0915\u094b \u0930\u0942\u092a\u093e\u0902\u0924\u0930\u0923 \u092f\u093e \u0921\u093f\u0932\u0940\u0935\u0930\u0940 \u0938\u0947 \u092a\u0939\u0932\u0947 \u0909\u0924\u094d\u092a\u093e\u0926 \u0935\u093f\u0928\u093f\u0930\u094d\u0926\u0947\u0936\u094b\u0902 \u0915\u094b \u0938\u0924\u094d\u092f\u093e\u092a\u093f\u0924 \u0915\u0930\u0928\u0947 \u092e\u0947\u0902 \u092e\u0926\u0926 \u0915\u0930\u0924\u093e \u0939\u0948\u0964.<\/p>\n\n\n\n<p>\u0926\u094b\u0928\u094b\u0902 \u0905\u0928\u0941\u092a\u094d\u0930\u092f\u094b\u0917\u094b\u0902 \u092e\u0947\u0902, ASTM D4917 \u090f\u0915 \u092e\u093e\u0928\u0915\u0940\u0915\u0943\u0924 \u0926\u0943\u0937\u094d\u091f\u093f\u0915\u094b\u0923 \u092a\u094d\u0930\u0926\u093e\u0928 \u0915\u0930\u0924\u093e \u0939\u0948 \u091c\u094b \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u092e\u0947\u0902 \u092a\u0930\u093f\u0935\u0930\u094d\u0924\u0928\u0936\u0940\u0932\u0924\u093e \u0915\u094b \u0915\u092e \u0915\u0930\u0924\u093e \u0939\u0948 \u0914\u0930 \u0909\u0926\u094d\u092f\u094b\u0917 \u0915\u0940 \u0917\u0941\u0923\u0935\u0924\u094d\u0924\u093e \u092e\u093e\u0928\u0926\u0902\u0921\u094b\u0902 \u0915\u0947 \u0905\u0928\u0941\u092a\u093e\u0932\u0928 \u0915\u094b \u0938\u0941\u0928\u093f\u0936\u094d\u091a\u093f\u0924 \u0915\u0930\u0924\u093e \u0939\u0948\u0964.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0905\u0928\u094d\u092f \u0935\u093f\u0927\u093f\u092f\u094b\u0902 \u0915\u0947 \u092c\u091c\u093e\u092f ASTM D4917 \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u094d\u092f\u094b\u0902 \u0915\u0930\u0947\u0902?<\/h2>\n\n\n\n<p>\u091d\u0941\u0915\u0940 \u0939\u0941\u0908 \u0938\u092e\u0924\u0932 \u0935\u093f\u0927\u093f\u092f\u094b\u0902 (\u091c\u0948\u0938\u0947 ASTM D4918) \u0915\u0947 \u0935\u093f\u092a\u0930\u0940\u0924, \u091c\u094b \u0917\u0924\u093f\u091c \u0918\u0930\u094d\u0937\u0923 \u0917\u0941\u0923\u093e\u0902\u0915 (COF) \u0928\u093f\u0930\u094d\u0927\u093e\u0930\u093f\u0924 \u0928\u0939\u0940\u0902 \u0915\u0930 \u0938\u0915\u0924\u0940\u0902, ASTM D4917 \u0915\u094d\u0937\u0948\u0924\u093f\u091c \u0917\u0924\u093f \u0915\u0947 \u092e\u093e\u0927\u094d\u092f\u092e \u0938\u0947 \u0938\u094d\u0925\u093f\u0930 \u0914\u0930 \u0917\u0924\u093f\u091c \u0918\u0930\u094d\u0937\u0923 \u0926\u094b\u0928\u094b\u0902 \u0915\u093e \u0938\u091f\u0940\u0915 \u092e\u0942\u0932\u094d\u092f\u093e\u0902\u0915\u0928 \u0915\u0930\u0928\u0947 \u0915\u0940 \u0905\u0928\u0941\u092e\u0924\u093f \u0926\u0947\u0924\u0940 \u0939\u0948\u0964 \u0907\u0938\u0915\u0947 \u0905\u0932\u093e\u0935\u093e, \u092f\u0939 \u0915\u0947\u0935\u0932 \u092a\u094d\u0930\u0925\u092e \u0938\u0902\u092a\u0930\u094d\u0915 \u092a\u0930 \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0915\u0930\u0915\u0947 \u0938\u094d\u0932\u093e\u0907\u0921\u093f\u0902\u0917 \u0918\u093f\u0938\u093e\u0935 \u0915\u094b \u0928\u094d\u092f\u0942\u0928\u0924\u092e \u0915\u0930\u0924\u093e \u0939\u0948, \u091c\u094b \u0935\u093e\u0938\u094d\u0924\u0935\u093f\u0915 \u0926\u0941\u0928\u093f\u092f\u093e \u092e\u0947\u0902 \u0936\u0940\u091f \u0939\u0948\u0902\u0921\u0932\u093f\u0902\u0917 \u092a\u0930\u093f\u0926\u0943\u0936\u094d\u092f\u094b\u0902 \u0915\u093e \u092c\u0947\u0939\u0924\u0930 \u0905\u0928\u0941\u0915\u0930\u0923 \u0915\u0930\u0924\u093e \u0939\u0948\u0964.<\/p>\n\n\n\n<p>\u0932\u0939\u0930\u0926\u093e\u0930 \u092c\u094b\u0930\u094d\u0921 \u091c\u0948\u0938\u0940 \u0905\u0927\u093f\u0915 \u0915\u0920\u094b\u0930 \u0938\u093e\u092e\u0917\u094d\u0930\u093f\u092f\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f, ASTM D4521 \u092f\u093e ASTM D3247 \u0905\u0927\u093f\u0915 \u0909\u092a\u092f\u0941\u0915\u094d\u0924 \u0939\u0948\u0964 \u0932\u0947\u0915\u093f\u0928 \u0915\u0947 \u0932\u093f\u090f <strong data-start=\"3557\" data-end=\"3592\">\u092a\u0924\u0932\u0947, \u0932\u091a\u0940\u0932\u0947, \u092c\u093f\u0928\u093e \u0915\u094b\u091f\u093f\u0902\u0917 \u0935\u093e\u0932\u0947 \u0915\u093e\u0917\u091c\u093c<\/strong>, D4917 \u0905\u0927\u093f\u0915\u093e\u0902\u0936 \u092a\u0947\u092a\u0930 \u0915\u0928\u094d\u0935\u0930\u094d\u091f\u0930\u094d\u0938 \u0914\u0930 \u092a\u0948\u0915\u0947\u091c\u093f\u0902\u0917 \u092a\u094d\u0930\u092f\u094b\u0917\u0936\u093e\u0932\u093e\u0913\u0902 \u0926\u094d\u0935\u093e\u0930\u093e \u0905\u0928\u0941\u0936\u0902\u0938\u093f\u0924 \u092a\u094d\u0930\u092e\u0941\u0916 \u0935\u093f\u0927\u093f \u0939\u0948\u0964.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0918\u0930\u094d\u0937\u0923 \u0917\u0941\u0923\u093e\u0902\u0915 \u092a\u0930\u0940\u0915\u094d\u0937\u0915 \u0915\u093e \u0938\u0939\u0940 \u091a\u092f\u0928<\/h2>\n\n\n\n<p>ASTM D4917 \u0915\u093e \u0905\u0928\u0941\u092a\u093e\u0932\u0928 \u0915\u0930\u0928\u0947 \u0914\u0930 \u0915\u093e\u0917\u091c \u0915\u0947 COF \u0915\u0947 \u0938\u091f\u0940\u0915 \u092a\u0930\u093f\u0923\u093e\u092e \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f, \u0939\u092e \u0915\u0940 \u0938\u093f\u092b\u093e\u0930\u093f\u0936 \u0915\u0930\u0924\u0947 \u0939\u0948\u0902\u0964 <strong data-start=\"4239\" data-end=\"4270\">\u0938\u0947\u0932 \u0909\u092a\u0915\u0930\u0923 <a href=\"https:\/\/www.packqc.com\/hi\/product\/coefficient-of-friction-testing-equipment\/\">\u0938\u0940\u0913\u090f\u092b-01<\/a> \u092a\u0930\u0940\u0915\u094d\u0937\u0915<\/strong>, \u091c\u094b \u0915\u0947 \u0932\u093f\u090f \u0905\u0928\u0941\u0915\u0942\u0932\u093f\u0924 \u0939\u0948:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0915\u094d\u0937\u0948\u0924\u093f\u091c \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/li>\n\n\n\n<li>\u0938\u094d\u0925\u0948\u0924\u093f\u0915 \u0914\u0930 \u0917\u0924\u093f\u091c \u0918\u0930\u094d\u0937\u0923 \u092e\u093e\u092a<\/li>\n\n\n\n<li>\u092c\u093f\u0928\u093e \u0915\u094b\u091f\u093f\u0902\u0917 \u0935\u093e\u0932\u0947 \u0914\u0930 \u0935\u093f\u0936\u0947\u0937 \u0915\u093e\u0917\u091c\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f \u0915\u0938\u094d\u091f\u092e \u092b\u093f\u0915\u094d\u0938\u094d\u091a\u0930 \u0921\u093f\u091c\u093c\u093e\u0907\u0928<\/li>\n\n\n\n<li>\u0938\u094d\u092e\u093e\u0930\u094d\u091f \u0921\u0947\u091f\u093e \u0930\u093f\u0915\u0949\u0930\u094d\u0921\u093f\u0902\u0917\u00a0<\/li>\n<\/ul>\n\n\n\n<p>\u092e\u091c\u092c\u0942\u0924 \u0907\u0902\u091c\u0940\u0928\u093f\u092f\u0930\u093f\u0902\u0917 \u0914\u0930 \u0905\u0928\u0941\u092a\u094d\u0930\u092f\u094b\u0917 \u0938\u092e\u0930\u094d\u0925\u0928 \u0938\u0947 \u0938\u092e\u0930\u094d\u0925\u093f\u0924, Cell Instruments \u0915\u0947 \u0918\u0930\u094d\u0937\u0923 \u092a\u0930\u0940\u0915\u094d\u0937\u0915 \u0935\u093f\u092d\u093f\u0928\u094d\u0928 \u0915\u093e\u0917\u091c\u093c\u0940 \u0938\u092c\u094d\u0938\u091f\u094d\u0930\u0947\u091f\u094d\u0938 \u092a\u0930 \u0938\u091f\u0940\u0915\u0924\u093e \u0914\u0930 \u092a\u0941\u0928\u0930\u093e\u0935\u0943\u0924\u094d\u0924\u093f \u0938\u0941\u0928\u093f\u0936\u094d\u091a\u093f\u0924 \u0915\u0930\u0924\u0947 \u0939\u0948\u0902\u0964.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0939\u092e\u0938\u0947 \u0938\u0902\u092a\u0930\u094d\u0915 \u0915\u0930\u0947\u0902 ASTM D4917 \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0938\u092e\u093e\u0927\u093e\u0928 \u092a\u094d\u0930\u093e\u092a\u094d\u0924 \u0915\u0930\u0947\u0902 <\/h2>\n\n\n\n<p>\u0915\u093e\u0917\u091c\u093c\u0940 \u0938\u093e\u092e\u0917\u094d\u0930\u093f\u092f\u094b\u0902 \u0915\u0947 \u0918\u0930\u094d\u0937\u0923 \u0917\u0941\u0923 \u092e\u0941\u0926\u094d\u0930\u0923, \u092a\u0948\u0915\u0947\u091c\u093f\u0902\u0917 \u0914\u0930 \u0930\u0942\u092a\u093e\u0902\u0924\u0930\u0923 \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e\u0913\u0902 \u092e\u0947\u0902 \u092a\u094d\u0930\u0926\u0930\u094d\u0936\u0928 \u0915\u094b \u092e\u0939\u0924\u094d\u0935\u092a\u0942\u0930\u094d\u0923 \u0930\u0942\u092a \u0938\u0947 \u092a\u094d\u0930\u092d\u093e\u0935\u093f\u0924 \u0915\u0930\u0924\u0947 \u0939\u0948\u0902\u0964. <strong data-start=\"5267\" data-end=\"5281\">\u090f\u090f\u0938\u091f\u0940\u090f\u092e \u0921\u09404917<\/strong> \u092c\u093f\u0928\u093e \u0915\u094b\u091f\u093f\u0902\u0917 \u0935\u093e\u0932\u0947 \u0932\u0947\u0916\u0928 \u0914\u0930 \u092e\u0941\u0926\u094d\u0930\u0923 \u0915\u093e\u0917\u091c \u0915\u0947 \u0938\u094d\u0925\u0948\u0924\u093f\u0915 \u0914\u0930 \u0917\u0924\u093f\u091c \u0918\u0930\u094d\u0937\u0923 \u0915\u094b \u092e\u093e\u092a\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u090f\u0915 \u092e\u093e\u0928\u0915\u0940\u0915\u0943\u0924, \u0935\u093f\u0936\u094d\u0935\u0938\u0928\u0940\u092f \u0922\u093e\u0902\u091a\u093e \u092a\u094d\u0930\u0926\u093e\u0928 \u0915\u0930\u0924\u093e \u0939\u0948\u0964 \u091c\u0948\u0938\u0947 \u0938\u091f\u0940\u0915 \u0909\u092a\u0915\u0930\u0923\u094b\u0902 \u0915\u0947 \u0938\u093e\u0925 <strong data-start=\"5448\" data-end=\"5478\">\u0926\u094d\u0935\u093e\u0930\u093e COF-01 <a href=\"https:\/\/www.packqc.com\/hi\/\">\u0938\u0947\u0932 \u0909\u092a\u0915\u0930\u0923<\/a><\/strong>, \u0917\u0941\u0923\u0935\u0924\u094d\u0924\u093e\u092a\u0942\u0930\u094d\u0923 \u092a\u0947\u0936\u0947\u0935\u0930 \u0906\u0924\u094d\u092e\u0935\u093f\u0936\u094d\u0935\u093e\u0938 \u0915\u0947 \u0938\u093e\u0925 \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0915\u0930 \u0938\u0915\u0924\u0947 \u0939\u0948\u0902, \u092a\u0930\u093f\u0923\u093e\u092e\u094b\u0902 \u0915\u0940 \u0935\u094d\u092f\u093e\u0916\u094d\u092f\u093e \u0915\u0930 \u0938\u0915\u0924\u0947 \u0939\u0948\u0902, \u0914\u0930 \u0938\u0941\u0927\u093e\u0930 \u0932\u093e\u0917\u0942 \u0915\u0930 \u0938\u0915\u0924\u0947 \u0939\u0948\u0902\u0964.<\/p>\n\n\n\n<p>\u091a\u093e\u0939\u0947 \u0906\u092a \u0915\u0947 \u0932\u093f\u090f \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0915\u0930 \u0930\u0939\u0947 \u0939\u094b\u0902 <strong data-start=\"5608\" data-end=\"5634\">\u0915\u093e\u0917\u091c\u093c \u0917\u0924\u093f\u091c \u0918\u0930\u094d\u0937\u0923<\/strong>, <strong data-start=\"5636\" data-end=\"5655\">\u0938\u094d\u0925\u0948\u0924\u093f\u0915 \u0918\u0930\u094d\u0937\u0923<\/strong>, <strong data-start=\"5657\" data-end=\"5679\">\u092a\u094d\u0930\u093f\u0902\u091f\u093f\u0902\u0917 \u092a\u0947\u092a\u0930 \u0938\u0940\u0913\u090f\u092b<\/strong>, \u092f\u093e \u0938\u0902\u091a\u093e\u0932\u0928 \u0915\u0930\u0928\u093e <strong data-start=\"5698\" data-end=\"5725\">\u092c\u093f\u0928\u093e \u0915\u094b\u091f\u093f\u0902\u0917 \u0935\u093e\u0932\u0947 \u0915\u093e\u0917\u091c \u0915\u093e COF \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/strong>, ASTM D4917 \u0915\u094b \u0938\u092e\u091d\u0928\u093e \u0914\u0930 \u0932\u093e\u0917\u0942 \u0915\u0930\u0928\u093e \u092f\u0939 \u0938\u0941\u0928\u093f\u0936\u094d\u091a\u093f\u0924 \u0915\u0930\u0924\u093e \u0939\u0948 \u0915\u093f \u0906\u092a\u0915\u0947 \u092a\u0930\u093f\u0923\u093e\u092e \u0938\u093e\u0930\u094d\u0925\u0915, \u092a\u0941\u0928\u0930\u0941\u0924\u094d\u092a\u093e\u0926\u093f\u0924 \u0915\u0930\u0928\u0947 \u092f\u094b\u0917\u094d\u092f \u0914\u0930 \u0935\u0948\u0936\u094d\u0935\u093f\u0915 \u092e\u093e\u0928\u0915\u094b\u0902 \u0915\u0947 \u0905\u0928\u0941\u0930\u0942\u092a \u0939\u094b\u0902\u0964.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u092a\u0942\u091b\u0947 \u091c\u093e\u0928\u0947 \u0935\u093e\u0932\u0947 \u092a\u094d\u0930\u0936\u094d\u0928<\/h2>\n\n\n\n<p><a tabindex=\"0\">1. ASTM D4917 \u0915\u094d\u092f\u093e \u092e\u093e\u092a\u0924\u093e \u0939\u0948?<\/a><br>ASTM D4917 \u0915\u094d\u0937\u0948\u0924\u093f\u091c \u0938\u092e\u0924\u0932 \u0935\u093f\u0927\u093f \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0915\u0930\u0915\u0947 \u092c\u093f\u0928\u093e \u0915\u094b\u091f\u093f\u0902\u0917 \u0935\u093e\u0932\u0947 \u0932\u0947\u0916\u0928 \u0914\u0930 \u092e\u0941\u0926\u094d\u0930\u0923 \u0915\u093e\u0917\u091c \u0915\u0947 \u0938\u094d\u0925\u0948\u0924\u093f\u0915 \u0914\u0930 \u0917\u0924\u093f\u091c \u0918\u0930\u094d\u0937\u0923 \u0917\u0941\u0923\u093e\u0902\u0915 \u0915\u094b \u092e\u093e\u092a\u0924\u093e \u0939\u0948\u0964.<\/p>\n\n\n\n<p><a tabindex=\"0\">2. \u0915\u093e\u0917\u091c\u093c \u0915\u0947 \u0909\u0924\u094d\u092a\u093e\u0926\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f \u0918\u0930\u094d\u0937\u0923 \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0915\u094d\u092f\u094b\u0902 \u092e\u0939\u0924\u094d\u0935\u092a\u0942\u0930\u094d\u0923 \u0939\u0948?<\/a><br>\u0918\u0930\u094d\u0937\u0923 \u092a\u094d\u0930\u093f\u0902\u091f\u0930\u094b\u0902 \u0914\u0930 \u0915\u0949\u092a\u093f\u092f\u0930\u094b\u0902 \u092e\u0947\u0902 \u092b\u093c\u0940\u0921 \u0935\u093f\u0936\u094d\u0935\u0938\u0928\u0940\u092f\u0924\u093e \u0915\u094b \u092a\u094d\u0930\u092d\u093e\u0935\u093f\u0924 \u0915\u0930\u0924\u093e \u0939\u0948, \u0914\u0930 \u092a\u0930\u093f\u0935\u0930\u094d\u0924\u093f\u0924 \u0915\u0930\u0928\u0947 \u0924\u0925\u093e \u092a\u0948\u0915\u0947\u091c\u093f\u0902\u0917 \u092e\u0936\u0940\u0928\u0930\u0940 \u092e\u0947\u0902 \u0909\u091a\u093f\u0924 \u0939\u0948\u0902\u0921\u0932\u093f\u0902\u0917 \u0938\u0941\u0928\u093f\u0936\u094d\u091a\u093f\u0924 \u0915\u0930\u0924\u093e \u0939\u0948\u0964.<\/p>\n\n\n\n<p><a tabindex=\"0\">3. \u0938\u094d\u0925\u0948\u0924\u093f\u0915 COF \u0917\u0924\u093f\u091c COF \u0938\u0947 \u0915\u0948\u0938\u0947 \u092d\u093f\u0928\u094d\u0928 \u0939\u0948?<\/a><br>\u0938\u094d\u0925\u0948\u0924\u093f\u0915 \u0918\u0930\u094d\u0937\u0923 \u0917\u0941\u0923\u093e\u0902\u0915 \u0926\u094b \u0938\u0924\u0939\u094b\u0902 \u0915\u0947 \u092c\u0940\u091a \u0917\u0924\u093f \u0906\u0930\u0902\u092d \u0915\u0930\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0906\u0935\u0936\u094d\u092f\u0915 \u092c\u0932 \u0915\u094b \u092e\u093e\u092a\u0924\u093e \u0939\u0948, \u091c\u092c\u0915\u093f \u0917\u0924\u093f\u0915 \u0918\u0930\u094d\u0937\u0923 \u0917\u0941\u0923\u093e\u0902\u0915 \u0909\u0938 \u0917\u0924\u093f \u0915\u094b \u091c\u093e\u0930\u0940 \u0930\u0916\u0928\u0947 \u0915\u0947 \u0932\u093f\u090f \u0906\u0935\u0936\u094d\u092f\u0915 \u092c\u0932 \u0915\u094b \u092e\u093e\u092a\u0924\u093e \u0939\u0948\u0964.<\/p>\n\n\n\n<p><a tabindex=\"0\">4. \u0915\u0930 \u0938\u0915\u0924\u093e \u0939\u0948 <\/a><a href=\"https:\/\/store.astm.org\/d4917-97r07e01.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">\u090f\u090f\u0938\u091f\u0940\u090f\u092e \u0921\u09404917<\/a><a tabindex=\"0\"> \u0915\u094b\u091f\u0947\u0921 \u092f\u093e \u0935\u093f\u0936\u0947\u0937 \u0915\u093e\u0917\u091c\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f \u0907\u0938\u094d\u0924\u0947\u092e\u093e\u0932 \u0915\u093f\u092f\u093e \u091c\u093e\u090f\u0917\u093e?<\/a><br>\u0939\u093e\u0932\u093e\u0901\u0915\u093f \u0907\u0938\u0947 \u092c\u093f\u0928\u093e \u0915\u094b\u091f\u093f\u0902\u0917 \u0935\u093e\u0932\u0947 \u0932\u0947\u0916\u0928 \u0914\u0930 \u092e\u0941\u0926\u094d\u0930\u0923 \u0915\u093e\u0917\u091c\u094b\u0902 \u0915\u0947 \u0932\u093f\u090f \u0905\u0928\u0941\u0915\u0942\u0932\u093f\u0924 \u0915\u093f\u092f\u093e \u0917\u092f\u093e \u0939\u0948, ASTM D4917 \u0915\u093e \u0909\u092a\u092f\u094b\u0917 \u0905\u0928\u094d\u092f \u092a\u094d\u0930\u0915\u093e\u0930 \u0915\u0947 \u0915\u093e\u0917\u091c\u094b\u0902 \u0915\u0947 \u0938\u093e\u0925 \u092d\u0940 \u0915\u093f\u092f\u093e \u091c\u093e \u0938\u0915\u0924\u093e \u0939\u0948, \u0939\u093e\u0932\u093e\u0902\u0915\u093f \u092a\u0930\u093f\u0923\u093e\u092e\u094b\u0902 \u0915\u0940 \u0938\u091f\u0940\u0915\u0924\u093e \u092d\u093f\u0928\u094d\u0928 \u0939\u094b \u0938\u0915\u0924\u0940 \u0939\u0948\u0964.<\/p>","protected":false},"excerpt":{"rendered":"<p>Understanding Coefficient of Friction in Paper Testing Coefficient of friction (COF) is a crucial parameter that reflects the resistance to motion between two surfaces. In paper applications, this value influences how one sheet slides over another. The static COF determines the force required to start the movement, while the kinetic COF measures the force needed [&hellip;]<\/p>","protected":false},"featured_media":10018,"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":[],"class_list":["post-9845","standard","type-standard","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.packqc.com\/hi\/wp-json\/wp\/v2\/standard\/9845","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.packqc.com\/hi\/wp-json\/wp\/v2\/standard"}],"about":[{"href":"https:\/\/www.packqc.com\/hi\/wp-json\/wp\/v2\/types\/standard"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.packqc.com\/hi\/wp-json\/wp\/v2\/media\/10018"}],"wp:attachment":[{"href":"https:\/\/www.packqc.com\/hi\/wp-json\/wp\/v2\/media?parent=9845"}],"wp:term":[{"taxonomy":"standard-category","embeddable":true,"href":"https:\/\/www.packqc.com\/hi\/wp-json\/wp\/v2\/standard-category?post=9845"}],"curies":[{"name":"\u0921\u092c\u094d\u0932\u094d\u092f\u0942\u092a\u0940","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}