ASTM C592矿物纤维毡隔热材料和毡型管隔热材料(工业型,金属网覆盖的)标准规范
日期:2012-02-13 21:43
actual use temperatures shall be agreed upon between the manufacturer and purchaser.
1.2 For satisfactory performance, properly installed protective vapor retarders or barriers shall be used on below ambient temperature applications to reduce movement of moisture/water vapor through or around the insulation towards the colder surface. Failure to use a vapor retarder can lead to insulation and system damage. Refer to Practice C921 to aid material selection. Although vapor retarder properties are
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12/26 21:44