ASTM B783-1999E1 标准详情
- 标准号:ASTM B783-1999E1
- 中文标题:黑色粉末冶金结构部件用材料规格
- 英文标题:standard specification for materials for ferrous powder metallurgy p/m structural parts
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1999
1.1 This specification covers a variety of ferrous P/M structural materials and includes a classification system or material designation code. With the classification system, this specification includes chemical composition, minimum tensile yield str
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