ASTM C991金属建筑物用挠性玻璃纤维绝缘材料标准规范
日期:2012-02-13 21:47
1 This specification covers the classification, composition, and physical properties of flexible fibrous glass insulation for use in metal building roofs and walls.
1.2 The basic insulation blanket is designed to be post-processed by a laminating process that applies an adhesive bonded facing.
1.3 The thermal values measured in accordance with this specification for both pre-processed and post-processed insulation are for the insulation only and do not include the effects of air-film surface res
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