ASTM B520-1993(1998)e1 标准详情
- 标准号:ASTM B520-1993(1998)e1
- 中文标题:标准规格镀锡铜包钢线电子应用
- 英文标题:Standard Specification for Tin-Coated, Copper-Clad Steel Wire for Electronic Application
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1993
1.1 This specification covers tin-coated copper-clad steel wire for electronic application. 1.2 Four classes of tin-coated copper-clad steel wire are covered as follows: 1.2.1 Class T30HS- Nominal 30% conductivity, hard-drawn, 1.2.2 Class T30
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