ASTM A407-1993(1998) 标准详情
- 标准号:ASTM A407-1993(1998)
- 中文标题:螺旋型弹簧用冷拉钢丝的标准规范
- 英文标题:Standard Specification for Steel Wire, Cold-Drawn, for Coiled-Type Springs
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1993
1.1 This specification covers round, cold-drawn, steel spring wire having properties and quality intended for the manufacture of the following types of upholstery springs: 1.1.1 Type A- Coiled (Marshall pack), 1.1.2 Type B- Coiled and knotted,
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