ASTM C90-2006a 标准详情
- 标准号:ASTM C90-2006a
- 中文标题:承重混凝土砖石设备的标准规范
- 英文标题:Standard Specification for Loadbearing Concrete Masonry Units
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2006
1.1 This specification covers hollow and solid (see 5.3 and 5.4) concrete masonry units made from hydraulic cement, water, and mineral aggregates with or without the inclusion of other materials. There are three classes of concrete masonry units: (1)
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