ASTM C591非表面加工的硬质蜂窝状聚氨基甲酸乙酯绝热材料的标准规范
日期:2012-02-13 21:42
of this abstract are accurate, complete or up to date.
1. Scope
1.1 This specification covers the types, physical properties, and dimensions of unfaced, preformed rigid cellular polyisocyanurate plastic material intended for use as thermal insulation on surfaces from -297F (-183C) to 300F (149C). For specific applications, the actual temperature limits shall be agreed upon by the manufacturer and purchaser.
1.2 This specification only covers polyurethane modified polyisocyanurate thermal insul
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