{"id":370,"date":"2025-04-15T09:10:27","date_gmt":"2025-04-15T09:10:27","guid":{"rendered":"https:\/\/www.coefficientfriction.com\/?page_id=370"},"modified":"2025-04-16T01:45:55","modified_gmt":"2025-04-16T01:45:55","slug":"astm-d4917","status":"publish","type":"page","link":"https:\/\/www.coefficientfriction.com\/ja\/astm-d4917","title":{"rendered":"ASTM D4917"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"370\" class=\"elementor elementor-370\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e87c6b2 e-flex e-con-boxed e-con e-parent\" data-id=\"e87c6b2\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d087c52 e-con-full e-flex e-con e-child\" data-id=\"d087c52\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d9f31fd elementor-invisible elementor-widget elementor-widget-image\" data-id=\"d9f31fd\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomIn&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"600\" height=\"200\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/04\/ASTM-D4197.webp\" class=\"attachment-large size-large wp-image-372\" alt=\"ASTM D4197\" srcset=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/04\/ASTM-D4197.webp 600w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/04\/ASTM-D4197-300x100.webp 300w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/04\/ASTM-D4197-18x6.webp 18w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-60fbb6b e-con-full e-flex e-con e-child\" data-id=\"60fbb6b\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-0e3633c elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"0e3633c\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;zoomIn&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u6c34\u5e73\u9762\u6cd5\u9759\u6469\u64e6\u30fb\u52d5\u6469\u64e6\u4fc2\u6570\u8a66\u9a13\u65b9\u6cd5<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a73bac6 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"a73bac6\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"499\" data-end=\"1017\">\u7d19\u306e\u6469\u64e6\u6319\u52d5\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u5370\u5237\u3001\u52a0\u5de5\u3001\u5305\u88c5\u306e\u5404\u696d\u52d9\u3067\u6700\u9069\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002 <strong data-start=\"643\" data-end=\"657\">ASTM D4917<\/strong> \u3092\u6e2c\u5b9a\u3059\u308b\u305f\u3081\u306e\u6a19\u6e96\u5316\u3055\u308c\u305f\u624b\u9806\u3092\u6982\u8aac\u3057\u3066\u3044\u308b\u3002 <em data-start=\"710\" data-end=\"754\">\u9759\u6469\u64e6\u4fc2\u6570\u3068\u52d5\u6469\u64e6\u4fc2\u6570<\/em> \u975e\u5857\u5de5\u5370\u5237\u30fb\u7b46\u8a18\u7528\u7d19\u306e\u54c1\u8cea\u7ba1\u7406\u5c02\u9580\u5bb6\u3092\u6307\u5c0e\u3057\u3001\u7d19\u304c\u305d\u308c\u81ea\u8eab\u3084\u904b\u52d5\u4e2d\u306e\u4ed6\u306e\u6750\u6599\u3068\u3069\u306e\u3088\u3046\u306b\u76f8\u4e92\u4f5c\u7528\u3059\u308b\u304b\u3092\u6c7a\u5b9a\u3059\u308b\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0364755 e-flex e-con-boxed e-con e-parent\" data-id=\"0364755\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f673fbc elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"f673fbc\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">ASTM D4917 \u91cd\u8981\u7d19\u6469\u64e6\u4fc2\u6570\u8a66\u9a13<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-156f03e elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"156f03e\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"1079\" data-end=\"1532\">ASTM D4917\u306f\u3001\u4ee5\u4e0b\u306e\u898f\u683c\u3092\u898f\u5b9a\u3057\u3066\u3044\u308b\u3002 <strong data-start=\"1101\" data-end=\"1128\">\u6c34\u5e73\u9762\u6cd5<\/strong> \u7279\u306b\u7d19\u306e\u8010\u6ed1\u6027\u3092\u8a55\u4fa1\u3059\u308b <strong data-start=\"1187\" data-end=\"1206\">\u975e\u5857\u5de5\u7d19<\/strong>\u5b9f\u969b\u306e\u4f7f\u7528\u6761\u4ef6\u4e0b\u3067\u3053\u306e\u8a66\u9a13\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u30d7\u30ed\u30bb\u30b9\u3067\u7d19\u30b7\u30fc\u30c8\u306b\u4f5c\u7528\u3059\u308b\u529b\u3092\u30b7\u30df\u30e5\u30ec\u30fc\u30c8\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u3002 <strong data-start=\"1324\" data-end=\"1373\">\u5370\u5237\u3001\u30b3\u30d4\u30fc\u6a5f\u3078\u306e\u6295\u5165\u3001\u68b1\u5305<\/strong>.\u305d\u308c\u306f\u4e00\u8cab\u6027\u3092\u4fdd\u8a3c\u3059\u308b\u3002 <strong data-start=\"1397\" data-end=\"1427\">\u30b7\u30fc\u30c8\u9593\u76f8\u4e92\u4f5c\u7528<\/strong>\u30e1\u30fc\u30ab\u30fc\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b <strong data-start=\"1460\" data-end=\"1504\">\u88fd\u54c1\u306e\u5b8c\u5168\u6027\u3001\u6a5f\u68b0\u306e\u4e92\u63db\u6027<\/strong>\u305d\u3057\u3066\u30a8\u30f3\u30c9\u30e6\u30fc\u30b6\u30fc\u306e\u6e80\u8db3\u5ea6\u3067\u3042\u308b\u3002<\/p><p class=\"\" data-start=\"1534\" data-end=\"1860\">\u6469\u64e6\u7279\u6027\u306f\u3001\u7528\u7d19\u304c\u88c5\u7f6e\u3092\u901a\u904e\u3059\u308b\u969b\u306e\u9001\u308a\u3084\u3059\u3055\u306b\u76f4\u63a5\u5f71\u97ff\u3059\u308b\u3002COF\u304c\u4f4e\u3059\u304e\u308b\u3068\u4e8c\u91cd\u9001\u308a\u306b\u306a\u308a\u3001\u9ad8\u3059\u304e\u308b\u3068\u30b8\u30e3\u30e0\u3084\u30df\u30b9\u30d5\u30a3\u30fc\u30c9\u306e\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002ASTM D4917\u306f\u3001\u4ee5\u4e0b\u306e\u4e21\u65b9\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002 <strong data-start=\"1737\" data-end=\"1771\">\u7d19\u306e\u52d5\u6469\u64e6\u8a66\u9a13<\/strong> \u305d\u3057\u3066 <strong data-start=\"1776\" data-end=\"1809\">\u7d19\u306e\u9759\u6469\u64e6\u8a66\u9a13<\/strong> \u5b9f\u8df5\u7684\u306a\u624b\u9806\u3068\u8a73\u7d30\u306a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u4ed8\u304d\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-38e9bd9 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"38e9bd9\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">ASTM D4917 \u6469\u64e6\u4fc2\u6570\u8a66\u9a13\u65b9\u6cd5<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b4a43e8 e-con-full e-flex e-con e-child\" data-id=\"b4a43e8\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-949eee6 elementor-widget__width-inherit elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"949eee6\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInLeft&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"1914\" data-end=\"2019\">ASTM D4917\u306b\u6e96\u62e0\u3057\u305f\u6469\u64e6\u8a66\u9a13\u3092\u884c\u3046\u306b\u306f\u3001\u8a66\u6599\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002 <strong data-start=\"1983\" data-end=\"2003\">\u30ab\u30c3\u30c8\uff06\u30d7\u30ec\u30d1\u30ec\u30fc\u30b7\u30e7\u30f3<\/strong> \u6b63\u78ba\u306b\uff1a<\/p><ul><li data-start=\"2023\" data-end=\"2149\">\u306b\u3064\u3044\u3066 <strong data-start=\"2027\" data-end=\"2052\">\u30de\u30b7\u30f3\u65b9\u5411 COF<\/strong>\u8a66\u9a13\u7247\u306f\u3001\u7d50\u6676\u7c92\u306e\u65b9\u5411\u3092\u9577\u3044\u65b9\u306e\u5bf8\u6cd5\uff08215mm x 130mm\uff09\u306b\u5408\u308f\u305b\u3066\u5207\u65ad\u3059\u308b\u3002<\/li><li data-start=\"2023\" data-end=\"2149\">\u306b\u3064\u3044\u3066 <strong data-start=\"2156\" data-end=\"2187\">\u30af\u30ed\u30b9\u30de\u30b7\u30f3\u65b9\u5411 COF<\/strong>\u6728\u76ee\u306f\u77ed\u3044\u65b9\u306b\u6cbf\u3063\u3066\u3044\u308b\u3002<\/li><li data-start=\"2023\" data-end=\"2149\">\u524d\u51e6\u7406\u3068\u8a66\u9a13\u306f\u3001ASTM D685\u3067\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u306b\u3001\u7ba1\u7406\u3055\u308c\u305f\u74b0\u5883\u3067\u884c\u308f\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002<\/li><\/ul><p class=\"\" data-start=\"2327\" data-end=\"2654\">\u8a66\u6599\u306f\u3001\u6c34\u5e73\u9762\u306b\u8a2d\u7f6e\u3055\u308c\u305f\u3082\u306e\u3068\u3001\u6c34\u5e73\u9762\u306b\u53d6\u308a\u4ed8\u3051\u3089\u308c\u305f\u3082\u306e\u306e2\u3064\u30671\u7d44\u306b\u306a\u308b\u3002 <strong data-start=\"2423\" data-end=\"2431\">\u305d\u308a<\/strong>-\u3092\u4f7f\u7528\u3057\u3066\u30c6\u30b9\u30c8\u3057\u305f\u3002 <strong data-start=\"2451\" data-end=\"2489\">\u5b9a\u7387\u904b\u52d5\u8a08<\/strong>.\u305d\u306e <strong data-start=\"2495\" data-end=\"2509\">\u9759\u7684COF<\/strong> \u306f\u3001\u904b\u52d5\u3092\u958b\u59cb\u3059\u308b\u306e\u306b\u5fc5\u8981\u306a\u529b\u3068\u3057\u3066\u8a18\u9332\u3055\u308c\u308b\u3002 <strong data-start=\"2572\" data-end=\"2587\">\u904b\u52d5COF<\/strong> \u3092\u3001130mm\u306e\u8ddd\u96e2\u3092\u5b9a\u5e38\u7684\u306b\u6ed1\u8d70\u3059\u308b\u969b\u306e\u5e73\u5747\u529b\u3068\u3057\u305f\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-768d61b e-con-full e-flex e-con e-child\" data-id=\"768d61b\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e43e1f1 elementor-widget__width-inherit elementor-invisible elementor-widget elementor-widget-video\" data-id=\"e43e1f1\" data-element_type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/NUgXENOz8J0&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;play_on_mobile&quot;:&quot;yes&quot;,&quot;mute&quot;:&quot;yes&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;_animation&quot;:&quot;fadeInRight&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f5aa253 elementor-invisible elementor-widget elementor-widget-image\" data-id=\"f5aa253\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInRight&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.coefficientfriction.com\/ja\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"600\" height=\"200\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/ASTM-D1894-1.webp\" class=\"attachment-large size-large wp-image-77\" alt=\"ASTM D1894\" srcset=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/ASTM-D1894-1.webp 600w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/ASTM-D1894-1-300x100.webp 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9d958da e-flex e-con-boxed e-con e-parent\" data-id=\"9d958da\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5055911 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"5055911\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u7d19\u306e\u6469\u64e6\u4fc2\u6570\u8a66\u9a13\u6cd5-\u8a08\u7b97<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7cac45b elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"7cac45b\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"2720\" data-end=\"2784\">ASTM D4917\u306f\u3001COF\u5024\u3092\u8a08\u7b97\u3059\u308b\u305f\u3081\u306e\u7c21\u5358\u306a\u516c\u5f0f\u3092\u898f\u5b9a\u3057\u3066\u3044\u308b\uff1a<\/p><ul data-start=\"2786\" data-end=\"2915\"><li class=\"\" data-start=\"2786\" data-end=\"2852\"><p class=\"\" data-start=\"2788\" data-end=\"2852\"><strong data-start=\"2788\" data-end=\"2807\">\u30b9\u30bf\u30c6\u30a3\u30c3\u30afCOF<\/strong> = \u904b\u52d5\u3092\u958b\u59cb\u3059\u308b\u529b\uff0f\u30bd\u30ea\u306e\u91cd\u91cf<\/p><\/li><li class=\"\" data-start=\"2853\" data-end=\"2915\"><p class=\"\" data-start=\"2855\" data-end=\"2915\"><strong data-start=\"2855\" data-end=\"2875\">\u30ad\u30cd\u30c6\u30a3\u30c3\u30afCOF\uff08Uk\uff09<\/strong> = \u5e73\u5747\u6ed1\u8d70\u529b\uff0f\u305d\u308a\u91cd\u91cf<\/p><\/li><\/ul><p class=\"\" data-start=\"2917\" data-end=\"3149\">\u5404\u7d50\u679c\u306f\u3001\u7d71\u8a08\u7684\u306b\u6709\u610f\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u3001\u901a\u5e385\u7d44\u306e\u6709\u52b9\u306a\u691c\u4f53\u306b\u3064\u3044\u3066\u5e73\u5747\u3055\u308c\u308b\u3002\u3053\u306e\u65b9\u6cd5\u306f <strong data-start=\"3031\" data-end=\"3065\">\u518d\u73fe\u6027\u3068\u30c8\u30ec\u30fc\u30b5\u30d3\u30ea\u30c6\u30a3<\/strong>\u306e\u696d\u754c\u6a19\u6e96\u306b\u6cbf\u3063\u305f\u3082\u306e\u3067\u3042\u308b\u3002 <strong data-start=\"3104\" data-end=\"3125\">\u54c1\u8cea\u4fdd\u8a3c<\/strong> \u88fd\u7d19\u696d\u306b\u304a\u3051\u308b<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f7a7ced e-flex e-con-boxed e-con e-parent\" data-id=\"f7a7ced\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2507506 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"2507506\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 <br><small>ASTM D4917 \u7d19\u306e\u9759\u6469\u64e6\u304a\u3088\u3073\u52d5\u6469\u64e6\u8a66\u9a13<\/small><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d337fc7 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"d337fc7\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"3229\" data-end=\"3390\">\u306b\u3064\u3044\u3066 <strong data-start=\"3233\" data-end=\"3260\">\u5370\u5237\u7528\u7d19COF\u8a66\u9a13<\/strong> \u88fd\u7d19\u30fb\u5370\u5237\u696d\u754c\u306b\u304a\u3044\u3066\u3001\u3053\u306e\u3088\u3046\u306a\u8a55\u4fa1\u306f\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002 <strong data-start=\"3321\" data-end=\"3367\">\u4f9b\u7d66\u6027\u3001\u7a4d\u307f\u91cd\u306d\u6027\u3001\u8d70\u884c\u6027<\/strong>.\u7528\u9014\u306f\u4ee5\u4e0b\u306e\u901a\u308a\uff1a<\/p><ul data-start=\"3392\" data-end=\"3620\"><li class=\"\" data-start=\"3392\" data-end=\"3459\"><p class=\"\" data-start=\"3394\" data-end=\"3459\"><strong data-start=\"3394\" data-end=\"3424\">\u975e\u5857\u5de5\u7d19COF\u8a66\u9a13<\/strong> \u30aa\u30d5\u30a3\u30b9\u304a\u3088\u3073\u5546\u696d\u5370\u5237\u7528<\/p><\/li><li class=\"\" data-start=\"3460\" data-end=\"3541\"><p class=\"\" data-start=\"3462\" data-end=\"3541\">\u6469\u64e6\u8a66\u9a13 <strong data-start=\"3482\" data-end=\"3498\">\u30e9\u30d9\u30eb\u7528\u7d19<\/strong>\u5305\u88c5\u8cc7\u6750\u3001\u6bb5\u30dc\u30fc\u30eb<\/p><\/li><li class=\"\" data-start=\"3542\" data-end=\"3620\"><p class=\"\" data-start=\"3544\" data-end=\"3620\">\u7d19\u3068\u306e\u76f8\u6027\u306e\u8a55\u4fa1 <strong data-start=\"3581\" data-end=\"3620\">\u30c7\u30b8\u30bf\u30eb\u304a\u3088\u3073\u30aa\u30d5\u30bb\u30c3\u30c8\u5370\u5237\u6a5f<\/strong><\/p><\/li><\/ul><p class=\"\" data-start=\"3622\" data-end=\"3772\">\u4fe1\u983c\u6027\u306e\u9ad8\u3044COF\u6e2c\u5b9a\u306f\u30e1\u30fc\u30ab\u30fc\u3092\u52a9\u3051\u308b <strong data-start=\"3667\" data-end=\"3698\">\u8868\u9762\u51e6\u7406\u306e\u6700\u9069\u5316<\/strong>\u6e1b\u3089\u3059 <strong data-start=\"3707\" data-end=\"3733\">\u6a5f\u68b0\u505c\u6b62\u7387<\/strong>\u305d\u3057\u3066 <strong data-start=\"3746\" data-end=\"3771\">\u9867\u5ba2\u6e80\u8db3<\/strong>.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2456f1d e-flex e-con-boxed e-con e-parent\" data-id=\"2456f1d\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4be0d7a elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"4be0d7a\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u7d19\u6469\u64e6\u8a66\u9a13\u306e\u305f\u3081\u306e\u5148\u9032\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-0424cfa e-con-full e-grid e-con e-child\" data-id=\"0424cfa\" data-element_type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-3a3fc5c e-con-full e-flex e-con e-child\" data-id=\"3a3fc5c\" data-element_type=\"container\" data-settings=\"{&quot;animation&quot;:&quot;none&quot;}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9e1f2e3 elementor-invisible elementor-widget elementor-widget-image\" data-id=\"9e1f2e3\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInLeft&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.coefficientfriction.com\/ja\/\">\n\t\t\t\t\t\t\t<img decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/coefficient-of-friction-testing-equipment-01.webp\" class=\"attachment-medium_large size-medium_large wp-image-96\" alt=\"\u6469\u64e6\u4fc2\u6570\u8a66\u9a13\u6a5f 01\" srcset=\"https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/coefficient-of-friction-testing-equipment-01.webp 600w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/coefficient-of-friction-testing-equipment-01-300x300.webp 300w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/coefficient-of-friction-testing-equipment-01-150x150.webp 150w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/elementor\/thumbs\/coefficient-of-friction-testing-equipment-01-r3gmfg1nnljvgm1sgd9e374sfjg8cayrot70czv2xs.webp 400w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/elementor\/thumbs\/coefficient-of-friction-testing-equipment-01-r3gmfg1ovgcb2m7iva4k79z5gvnv026hkls6iecayw.webp 500w, https:\/\/www.coefficientfriction.com\/wp-content\/uploads\/2025\/03\/elementor\/thumbs\/coefficient-of-friction-testing-equipment-01-r3gmfg1nwdb5s7ojc5fmiewgn0ak2nlwv641l9yiy0.webp 420w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-a290580 e-con-full e-flex e-con e-child\" data-id=\"a290580\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-41e1fbd elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"41e1fbd\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInRight&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"3779\" data-end=\"3850\"><strong data-start=\"3779\" data-end=\"3850\">\u6469\u64e6\u8a66\u9a13\u306e\u305f\u3081\u306e\u5148\u9032\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\uff1a\u30bb\u30eb\u30a4\u30f3\u30b9\u30c4\u30eb\u30e1\u30f3\u30c4\u306eCOF-01<\/strong><\/p><p class=\"\" data-start=\"3852\" data-end=\"4123\">ASTM\u3092\u7c21\u5358\u306b\u3059\u308b\u305f\u3081\u306b <a href=\"https:\/\/www.astm.org\/d4917-97r07.html\" target=\"_blank\" rel=\"noopener nofollow\">D4917<\/a> \u3092\u9075\u5b88\u3057\u3066\u3044\u308b\u3001 <strong data-start=\"3887\" data-end=\"3907\">Cell Instruments<\/strong> \u3092\u63d0\u4f9b\u3057\u3066\u3044\u308b\u3002 <a href=\"https:\/\/www.coefficientfriction.com\/ja\/\"><strong data-start=\"3919\" data-end=\"3960\">COF-01 \u6469\u64e6\u4fc2\u6570\u30c6\u30b9\u30bf\u30fc<\/strong><\/a>\u9ad8\u7cbe\u5ea6\u3068\u4f7f\u3044\u3084\u3059\u3055\u3092\u8ffd\u6c42\u3002COF-01\u306f <strong data-start=\"4029\" data-end=\"4063\">\u9759\u7684\u304a\u3088\u3073\u904b\u52d5COF\u8a66\u9a13<\/strong> ASTM D4917\u304a\u3088\u3073\u305d\u306e\u4ed6\u306e\u95a2\u9023\u898f\u683c\u306b\u6e96\u62e0\u3002<\/p><p class=\"\" data-start=\"4125\" data-end=\"4162\"><strong data-start=\"4125\" data-end=\"4162\">COF-01\u306e\u4e3b\u306a\u5229\u70b9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\uff1a<\/strong><\/p><ul data-start=\"4164\" data-end=\"4493\"><li class=\"\" data-start=\"4164\" data-end=\"4212\"><p class=\"\" data-start=\"4166\" data-end=\"4212\">\u5b8c\u5168\u306b\u81ea\u52d5\u5316\u3055\u308c\u305f\u52d5\u304d\u3068\u529b\u306e\u691c\u51fa<\/p><\/li><li class=\"\" data-start=\"4213\" data-end=\"4271\"><p class=\"\" data-start=\"4215\" data-end=\"4271\">\u9ad8\u7cbe\u5ea6\u30ed\u30fc\u30c9\u30bb\u30eb\u3068\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u30fb\u30c7\u30b8\u30bf\u30eb\u8868\u793a<\/p><\/li><li class=\"\" data-start=\"4272\" data-end=\"4366\"><p class=\"\" data-start=\"4274\" data-end=\"4366\">\u3053\u3093\u306a\u4eba\u306b\u5411\u3044\u3066\u3044\u308b <strong data-start=\"4287\" data-end=\"4314\">\u5370\u5237\u7528\u7d19COF\u8a66\u9a13<\/strong>, <strong data-start=\"4316\" data-end=\"4343\">\u975e\u30b3\u30fc\u30c8\u7d19COF\u8a66\u9a13<\/strong>\u305d\u306e\u4ed6\u8cc7\u6599<\/p><\/li><li class=\"\" data-start=\"4367\" data-end=\"4422\"><p class=\"\" data-start=\"4369\" data-end=\"4422\">\u591a\u8a00\u8a9e\u5bfe\u5fdc\u306e\u30e6\u30fc\u30b6\u30fc\u30d5\u30ec\u30f3\u30c9\u30ea\u30fc\u306a\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9<\/p><\/li><li class=\"\" data-start=\"4423\" data-end=\"4493\"><p class=\"\" data-start=\"4425\" data-end=\"4493\">\u5bfe\u5fdc\u6a5f\u7a2e <strong data-start=\"4441\" data-end=\"4483\">\u30c7\u30fc\u30bf\u53ce\u96c6\u3068\u30ec\u30dd\u30fc\u30c8\u4f5c\u6210<\/strong> \u30b7\u30b9\u30c6\u30e0<\/p><\/li><\/ul><p class=\"\" data-start=\"4495\" data-end=\"4660\">COF-01\u306f\u3001\u54c1\u8cea\u7ba1\u7406\u62c5\u5f53\u8005\u3084\u691c\u67fb\u6280\u5e2b\u306e\u305f\u3081\u306b\u3001\u6b21\u306e\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002 <strong data-start=\"4561\" data-end=\"4603\">\u8fc5\u901f\u3001\u6b63\u78ba\u3001\u518d\u73fe\u6027\u306e\u3042\u308b\u691c\u67fb<\/strong>\u88fd\u7d19\u4f1a\u793e\u304c\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3068\u7af6\u4e89\u529b\u3092\u7dad\u6301\u3067\u304d\u308b\u3088\u3046\u652f\u63f4\u3059\u308b\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6d2c64c e-flex e-con-boxed e-con e-parent\" data-id=\"6d2c64c\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-c394047 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"c394047\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">\u3088\u304f\u3042\u308b\u3054\u8cea\u554f<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b484e06 elementor-invisible elementor-widget elementor-widget-n-accordion\" data-id=\"b484e06\" data-element_type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;,&quot;max_items_expended&quot;:&quot;multiple&quot;,&quot;default_state&quot;:&quot;expanded&quot;,&quot;n_accordion_animation_duration&quot;:{&quot;unit&quot;:&quot;ms&quot;,&quot;size&quot;:400,&quot;sizes&quot;:[]}}\" data-widget_type=\"nested-accordion.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"e-n-accordion\" aria-label=\"\u30a2\u30b3\u30fc\u30c7\u30a3\u30aa\u30f3Enter\u30ad\u30fc\u307e\u305f\u306fSpace\u30ad\u30fc\u3067\u30ea\u30f3\u30af\u3092\u958b\u304d\u3001Escape\u30ad\u30fc\u3067\u9589\u3058\u3001\u77e2\u5370\u30ad\u30fc\u3067\u79fb\u52d5\u3057\u307e\u3059\u3002\">\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1890\" class=\"e-n-accordion-item\" open>\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"1\" tabindex=\"0\" aria-expanded=\"true\" aria-controls=\"e-n-accordion-item-1890\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 1.ASTM D4917\u898f\u683c\u306e\u76ee\u7684\u306f\u4f55\u3067\u3059\u304b\uff1f <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1890\" class=\"elementor-element elementor-element-4dda86b e-con-full e-flex e-con e-child\" data-id=\"4dda86b\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b1ee56f elementor-widget elementor-widget-text-editor\" data-id=\"b1ee56f\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"5774\" data-end=\"6068\">ASTM D4917\u306f\u3001\u7d19\u3001\u7279\u306b\u975e\u5857\u5de5\u306e\u5370\u5237\u7528\u7d19\u3084\u7b46\u8a18\u7528\u7d19\u306e\u9759\u6469\u64e6\u4fc2\u6570\u3068\u52d5\u6469\u64e6\u4fc2\u6570\u3092\u6e2c\u5b9a\u3059\u308b\u624b\u9806\u3092\u6a19\u6e96\u5316\u3057\u305f\u3082\u306e\u3067\u3001\u5370\u5237\u3084\u5305\u88c5\u306a\u3069\u306e\u7528\u9014\u3067\u4e00\u8cab\u3057\u305f\u6027\u80fd\u3092\u4fdd\u8a3c\u3059\u308b\u3082\u306e\u3067\u3059\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1891\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"2\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1891\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 2.\u8a66\u9a13\u65b9\u6cd5\u306f\u3001\u5b9f\u969b\u306e\u7d19\u306e\u6319\u52d5\u3092\u3069\u306e\u3088\u3046\u306b\u30b7\u30df\u30e5\u30ec\u30fc\u30c8\u3057\u3066\u3044\u308b\u304b\u3002 <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1891\" class=\"elementor-element elementor-element-4213cd7 e-con-full e-flex e-con e-child\" data-id=\"4213cd7\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a5cb0ea elementor-widget elementor-widget-text-editor\" data-id=\"a5cb0ea\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"6070\" data-end=\"6333\">\u6c34\u5e73\u9762\u6cd5\u306f\u3001\u6a5f\u68b0\u306e\u9001\u308a\u51fa\u3057\u3084\u7a4d\u307f\u91cd\u306d\u306e\u969b\u306e\u7d19\u306e\u6ed1\u308a\u3092\u6a21\u5023\u3057\u3066\u304a\u308a\u3001\u5b9f\u969b\u306e\u4f7f\u7528\u30b7\u30fc\u30f3\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u6469\u64e6\u7279\u6027\u306e\u8a55\u4fa1\u306b\u975e\u5e38\u306b\u9069\u3057\u3066\u3044\u308b\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1892\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"3\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1892\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 3.ASTM D4917\u306f\u30b3\u30fc\u30c8\u7d19\u3084\u7279\u6b8a\u7d19\u306b\u3082\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b\uff1f <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1892\" class=\"elementor-element elementor-element-8cbaf70 e-con-full e-flex e-con e-child\" data-id=\"8cbaf70\" data-element_type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ed707d2 elementor-widget elementor-widget-text-editor\" data-id=\"ed707d2\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"6335\" data-end=\"6581\">ASTM D4917\u306f\u975e\u5857\u5de5\u7d19\u7528\u306b\u8a2d\u8a08\u3055\u308c\u305f\u3082\u306e\u3067\u3042\u308b\u304c\u3001\u8868\u9762\u7279\u6027\u306e\u9055\u3044\u306b\u3088\u308a\u7d50\u679c\u306e\u7cbe\u5ea6\u304c\u7570\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3053\u3068\u3092\u7406\u89e3\u3057\u305f\u4e0a\u3067\u3001\u4ed6\u306e\u7a2e\u985e\u306e\u7d19\u306b\u3082\u9069\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1893\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"4\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1893\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 4.\u30da\u30fc\u30d1\u30fc\u30c6\u30b9\u30c8\u306b\u304a\u3051\u308b\u30b9\u30bf\u30c6\u30a3\u30c3\u30afCOF\u3068\u30ad\u30cd\u30c6\u30a3\u30c3\u30afCOF\u306e\u9055\u3044\u306f\uff1f <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1893\" class=\"elementor-element elementor-element-afe3920 e-flex e-con-boxed e-con e-child\" data-id=\"afe3920\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-932ab24 elementor-widget elementor-widget-text-editor\" data-id=\"932ab24\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"6583\" data-end=\"6846\">\u9759\u7684COF\u306f\u904b\u52d5\u3092\u958b\u59cb\u3059\u308b\u969b\u306e\u62b5\u6297\u3092\u6e2c\u5b9a\u3057\u3001\u904b\u52d5COF\u306f\u904b\u52d5\u3092\u7d99\u7d9a\u3059\u308b\u969b\u306e\u62b5\u6297\u3092\u6e2c\u5b9a\u3059\u308b\u3002\u3069\u3061\u3089\u3082\u30da\u30fc\u30d1\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u306e\u6319\u52d5\u3092\u7406\u89e3\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/details>\n\t\t\t\t\t\t<details id=\"e-n-accordion-item-1894\" class=\"e-n-accordion-item\" >\n\t\t\t\t<summary class=\"e-n-accordion-item-title\" data-accordion-index=\"5\" tabindex=\"-1\" aria-expanded=\"false\" aria-controls=\"e-n-accordion-item-1894\" >\n\t\t\t\t\t<span class='e-n-accordion-item-title-header'><div class=\"e-n-accordion-item-title-text\"> 5.ASTM D4197\u3068ASTM D4198\u306e\u9055\u3044 <\/div><\/span>\n\t\t\t\t\t\t\t<span class='e-n-accordion-item-title-icon'>\n\t\t\t<span class='e-opened' ><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-minus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h384c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t\t<span class='e-closed'><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-plus\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 208H272V64c0-17.67-14.33-32-32-32h-32c-17.67 0-32 14.33-32 32v144H32c-17.67 0-32 14.33-32 32v32c0 17.67 14.33 32 32 32h144v144c0 17.67 14.33 32 32 32h32c17.67 0 32-14.33 32-32V304h144c17.67 0 32-14.33 32-32v-32c0-17.67-14.33-32-32-32z\"><\/path><\/svg><\/span>\n\t\t<\/span>\n\n\t\t\t\t\t\t<\/summary>\n\t\t\t\t<div role=\"region\" aria-labelledby=\"e-n-accordion-item-1894\" class=\"elementor-element elementor-element-f438e49 e-flex e-con-boxed e-con e-child\" data-id=\"f438e49\" data-element_type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ae2370c elementor-widget elementor-widget-text-editor\" data-id=\"ae2370c\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p class=\"\" data-start=\"4711\" data-end=\"5075\">\u306e\u3088\u3046\u306a\u4ee3\u66ff\u65b9\u6cd5\u3068\u306f\u7570\u306a\u308b\u3002 <strong data-start=\"4743\" data-end=\"4781\">ASTM D4918\uff08\u50be\u659c\u5e73\u9762\u6cd5\uff09<\/strong>ASTM D4917\u306f\u6b21\u306e\u3088\u3046\u306b\u898f\u5b9a\u3057\u3066\u3044\u308b\u3002 <strong data-start=\"4803\" data-end=\"4832\">\u5b9a\u91cf\u6e2c\u5b9a<\/strong> 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\u5370\u5237\u3001\u52a0\u5de5\u3001\u5305\u88c5\u4f5c\u696d\u306b\u304a\u3044\u3066\u6700\u9069\u306a\u6027\u80fd\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u7d19\u306e\u6469\u64e6\u6319\u52d5\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002ASTM D4917\u306f\u3001\u975e\u5857\u5de5\u5370\u5237\u7528\u7d19\u3068\u7b46\u8a18\u7528\u7d19\u306e\u9759\u6469\u64e6\u4fc2\u6570\u3068\u52d5\u6469\u64e6\u4fc2\u6570\u3092\u6e2c\u5b9a\u3059\u308b\u305f\u3081\u306e\u6a19\u6e96\u5316\u3055\u308c\u305f\u624b\u9806\u3092\u6982\u8aac\u3057\u3066\u304a\u308a\u3001\u54c1\u8cea\u7ba1\u7406\u306e\u5c02\u9580\u5bb6\u304c\u7d19\u81ea\u8eab\u3084\u4ed6\u306e\u6750\u6599\u3068\u3069\u306e\u3088\u3046\u306b\u76f8\u4e92\u4f5c\u7528\u3059\u308b\u304b\u3092\u5224\u65ad\u3059\u308b\u969b\u306e\u6307\u91dd\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002ASTM D4917 Importance Paper Coefficient of Friction Test ASTM 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