ASTM C931/C931M-2004 标准详情
- 标准号:ASTM C931/C931M-2004
- 中文标题:外石膏底面板规格
- 英文标题:standard specification for exterior gypsum soffit board
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2004
1.1 This specification covers exterior gypsum soffit board, designed to be used for exterior soffits and carport ceilings that are completely protected from contact with liquid water.Note 18212;Specification C 840 contains application procedures for
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