ASTM A 839-2002 标准详情
- 标准号:ASTM A 839-2002
- 中文标题:软磁设备用磷铁粉末冶金部件的标准规范
- 英文标题:standard specification for iron-phosphorus powder metallurgy (p/m) parts for soft magnetic applications
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2002-10-10
1.1 This specification covers parts produced from iron-phosphorus powder metallurgy materials. These parts are used in magnetic applications requiring higher permeability and electrical resistivity and lower coercive field strength than attainable ro
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