ASTM E2257墙壁和天花板材料和组件的房屋着火试验的标准试验方法
日期:2012-02-08 12:03
SI units are to be regarded as the standard. The units given in parentheses are for information only.
1.8 The text of this standard references notes and footnotes which provide explanatory information. These notes and footnotes (excluding those in figures) shall not be considered as requirements of the standard.
1.9 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 al
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09/15 11:43