ASTM C447评估隔热材料的最高使用温度的操作标准
日期:2012-02-13 17:53
properties of these materials may continue over a very long period of time, however, and it is beyond the scope of this recommended practice to establish a minimum time period for evaluation of these long-term changes.
1. Scope
1.1 This practice covers estimation of the maximum use temperature of thermal insulation including loose fill, blanket, block, board, and preformed pipe insulation. It is based upon selected performance criteria, and characterization of product properties during and after
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