ASTM C303预制块型隔热材料尺寸和密度的标准试验方法
日期:2012-02-13 17:34
f the dimensions and density of block and board insulation as defined in Terminology C168.
1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.
1.3 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safe
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01/14 21:47