ASTM A722/A722M-2012 标准详情
- 标准号:ASTM A722/A722M-2012
- 中文标题:预应力混凝土用无涂覆的高强度钢筋标准规格
- 英文标题:Standard Specification for Uncoated High-Strength Steel Bars for Prestressing Concrete
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2012
1.1 This specification covers uncoated high-strength steel bars intended for use in pretensioned and post-tensioned prestressed concrete construction or in prestressed ground anchors. Bars are of a minimum ultimate tensile strength level of 1035 MPa
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