ASTM D2521/D2521M-1976(2014)e1 标准详情
- 标准号:ASTM D2521/D2521M-1976(2014)e1
- 中文标题:运河、沟及池塘衬里沥青的标准规格
- 英文标题:Standard Specification for Asphalt Used in Canal, Ditch, and Pond Lining
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1976
Scope 1.1 This specification covers an oxidized petroleum asphalt, which, when applied in a sufficient thickness over a suitable subgrade and covered with a suitable cover material, will provide a satisfactory waterproof membrane for use as a
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