ASTM D1351电线和电缆用热塑性聚乙烯绝缘材料的标准规范
日期:2012-02-08 11:35
ng. Since the insulation material cannot be tested unless it has been formed around a conductor, tests shall then be done on insulated wire or cable in this specification are solely to determine the relevant property of the insulation material and not to test the insulated conductor or completed cable. Materials shall conform to physical properties as to unaged tensile strength and elongation at rupture, tensile strength and elongation at rupture after air oven aging, absorption coefficient, and
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09/14 18:04