ASTM C139-2005 标准详情
- 标准号:ASTM C139-2005
- 中文标题:建造截留井和人孔用混凝土圬工单位的标准规范
- 英文标题:Standard Specification for Concrete Masonry Units for Construction of Catch Basins and Manholes
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2005
1.1 This specification covers solid precast segmental concrete masonry units made from hydraulic cement, water, and suitable mineral aggregates, with or without the inclusion of other materials. The units are intended for use in the construction of c
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