ASTM A490M-2012 标准详情
- 标准号:ASTM A490M-2012
- 中文标题:结构钢接头用10.9和10.9.3级高强度钢螺栓的标准规格(公制)
- 英文标题:standard specification for high-strength steel bolts, classes 10.9 and 10.9.3, for structural steel joints (metric)
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2012-04-01
1.1 This specification covers two types of quenched and tempered alloy steel, metric heavy hex structural bolts having a tensile strength of 1040 to 1210 MPa. 1.2 These bolts are intended for use in structural connections comparable to those covere
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