ASTM C494/C494M-2011 标准详情
- 标准号:ASTM C494/C494M-2011
- 中文标题:混凝土用化学添加剂的标准规范
- 英文标题:standard specification for chemical admixtures for concrete
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2011-07-01
1.1 This specification covers materials for use as chemical admixtures to be added to hydraulic-cement concrete mixtures in the field for the purpose or purposes indicated for the eight types as follows: 1.1.1 Type A8212;Water-reducing admixtures, 1.
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