{"id":85221,"date":"2024-10-18T04:03:54","date_gmt":"2024-10-18T04:03:54","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/astm-c1331-3\/"},"modified":"2024-10-24T20:05:01","modified_gmt":"2024-10-24T20:05:01","slug":"astm-c1331-3","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/astm\/astm-c1331-3\/","title":{"rendered":"ASTM-C1331"},"content":{"rendered":"<\/p>\n<div class=\"SectionLevel2\">\n<p class=\"subsec1\">1.1 This test method describes a procedure for measurement of ultrasonic velocity in structural engineering solids such as monolithic ceramics, toughened ceramics, and ceramic matrix composites.<\/p>\n<\/p><\/div>\n<div class=\"SectionLevel2\">\n<p class=\"subsec1\">1.2 This test method is based on the broadband pulse-echo contact ultrasonic method. The procedure involves a computer-implemented, frequency-domain method for precise measurement of time delays between pairs of echoes returned by the back surface of a test sample or part.<\/p>\n<\/p><\/div>\n<div class=\"SectionLevel2\">\n<p class=\"subsec1\">1.3 This test method describes a procedure for using a digital cross-correlation algorithm for velocity measurement. The cross-correlation function yields a time delay between any two echo waveforms <span style=\"font-weight:bold\">( 1 )<\/span> . <span style=\"font-style:normal\"><sup class=\"foot\">2<\/sup><\/span><\/p>\n<\/p><\/div>\n<p>\n","protected":false},"excerpt":{"rendered":"<p><b>C1331-01(2012) Standard Test Method for  Measuring Ultrasonic Velocity in Advanced Ceramics with Broadband  Pulse-Echo Cross-Correlation Method<\/b><\/p>\n<table class=\"shortdes-table\" style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/astm\/\"><b>ASTM<\/b><\/a><\/td>\n<td>2012<\/td>\n<td>7<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":85222,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[1165,2637],"product_tag":[],"class_list":{"0":"post-85221","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-81-060-99","7":"product_cat-astm","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/85221","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/85222"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=85221"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=85221"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=85221"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}