{"id":139,"count":3,"description":"<h3><strong>\u03a5\u03bb\u03b9\u03ba\u03cc \u03b1\u03af\u03c4\u03b7\u03c3\u03b7\u03c2<\/strong><\/h3>\r\nASTM E4 covers testing machines used to measure the force or load applied during material testing. These machines can be used for a variety of materials including metals, plastics, ceramics, and composites.\r\n<h3><strong>\u0394\u03b9\u03b1\u03b4\u03b9\u03ba\u03b1\u03c3\u03af\u03b1 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2<\/strong><\/h3>\r\n<ol>\r\n \t<li><strong>Calibration:<\/strong> Calibration of the testing machine is performed using known standards and calibration devices.<\/li>\r\n \t<li><strong>Verification:<\/strong> Verification of the machine involves checking its accuracy and precision by comparing the applied load to the standard.<\/li>\r\n \t<li><strong>Documentation:<\/strong> Record all calibration and verification data for traceability and validation.<\/li>\r\n<\/ol>\r\n<a href=\"https:\/\/www.qualitester.com\/el\/%cf%80%cf%81%ce%bf%cf%8a%cf%8c%ce%bd\/tst-01-tensile-tester\/\"><img class=\"wp-image-3941 size-medium aligncenter\" src=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2023\/04\/TST-01-Tensile-Tester-05-300x300.jpg\" alt=\"ASTM E4 Tensile Tester\" width=\"300\" height=\"300\" \/><\/a>\r\n<h3><strong>\u0395\u03c1\u03bc\u03b7\u03bd\u03b5\u03af\u03b1 \u03c4\u03c9\u03bd \u03b1\u03c0\u03bf\u03c4\u03b5\u03bb\u03b5\u03c3\u03bc\u03ac\u03c4\u03c9\u03bd \u03c4\u03b7\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ae\u03c2<\/strong><\/h3>\r\n<ul>\r\n \t<li><strong>Calibration Results:<\/strong> Should fall within the permissible error range specified by ASTM E4.<\/li>\r\n \t<li><strong>Verification Results:<\/strong> If the machine's readings deviate from the standard, adjustments are necessary to ensure accurate measurements.<\/li>\r\n \t<li><strong>Repeatability:<\/strong> Consistent results across multiple tests indicate proper machine functioning.<\/li>\r\n<\/ul>\r\n<h3><strong>\u03a4\u03b5\u03c3\u03c4 \u03a3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03cc\u03c4\u03b7\u03c4\u03b1<\/strong><\/h3>\r\n<ul>\r\n \t<li><strong>Accuracy:<\/strong> Ensures that testing machines provide reliable and accurate data for material properties.<\/li>\r\n \t<li><strong>Quality Control:<\/strong> Helps in maintaining the integrity of material testing processes.<\/li>\r\n \t<li><strong>Compliance:<\/strong> Assures adherence to industry standards and regulations.<\/li>\r\n<\/ul>\r\n<h3><strong>\u0391\u03c0\u03b1\u03b9\u03c4\u03ae\u03c3\u03b5\u03b9\u03c2 \u03bf\u03c1\u03b3\u03ac\u03bd\u03c9\u03bd<\/strong><\/h3>\r\n<ul>\r\n \t<li><strong>Load Sensors:<\/strong> Must have appropriate accuracy and range for the specific materials tested.<\/li>\r\n \t<li><strong>Calibration Equipment:<\/strong> Standard weights or load cells for calibration.<\/li>\r\n \t<li><strong>Documentation:<\/strong> Proper records of calibration and verification activities.<\/li>\r\n<\/ul>\r\n<h3><strong>\u03a0\u03c1\u03bf\u03c6\u03c5\u03bb\u03ac\u03be\u03b5\u03b9\u03c2<\/strong><\/h3>\r\n<ul>\r\n \t<li><strong>Regular Calibration:<\/strong> Perform periodic calibration to maintain accuracy.<\/li>\r\n \t<li><strong>Environmental Factors:<\/strong> Control temperature and humidity to prevent impacts on machine performance.<\/li>\r\n \t<li><strong>Maintenance:<\/strong> Regularly inspect and maintain the machine to prevent wear and tear that could affect accuracy.<\/li>\r\n<\/ul>\r\n<h3>\u0391\u03bd\u03b1\u03c6\u03bf\u03c1\u03ac<\/h3>\r\n<a href=\"https:\/\/www.astm.org\/e0004-21.html\" target=\"_blank\" rel=\"noopener\">ASTM E4<\/a>","link":"https:\/\/www.qualitester.com\/el\/product-category\/astm\/astm-e4\/","name":"ASTM E4","slug":"astm-e4","taxonomy":"product_cat","parent":99,"meta":[],"_links":{"self":[{"href":"https:\/\/www.qualitester.com\/el\/wp-json\/wp\/v2\/product_cat\/139","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.qualitester.com\/el\/wp-json\/wp\/v2\/product_cat"}],"about":[{"href":"https:\/\/www.qualitester.com\/el\/wp-json\/wp\/v2\/taxonomies\/product_cat"}],"up":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/el\/wp-json\/wp\/v2\/product_cat\/99"}],"wp:post_type":[{"href":"https:\/\/www.qualitester.com\/el\/wp-json\/wp\/v2\/product?product_cat=139"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}