ASTM D635塑料在水平状态时的燃烧速率或者燃烧蔓延程度及燃烧时间的标准试验方法
日期:2012-02-08 10:46
ssification system described in Appendix X1 is intended for quality assurance and the preselection of component materials for products.
1.4 The values stated in SI units are to be regarded as standard. No other units of measurement are included in this standard.
1.5 This standard is used to measure and describe the response of materials, products, or assemblies to heat and flame under controlled conditions, but does not by itself incorporate all factors required for fire hazards or fire risk as
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