ASTM A417-1993(1998) 标准详情
- 标准号:ASTM A417-1993(1998)
- 中文标题:之字型、方型和正弦型装垫弹簧元件用冷拉钢丝标准规范
- 英文标题:Standard Specification for Steel Wire, Cold-Drawn, for Zig-Zag, Square-Formed, and Sinuous-Type Upholstery Spring Units
- 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, uncoated, cold-drawn spring wire in coils having properties and quality intended for the manufacture of the following upholstery springs: 1.1.1 Type A8212;Zig-zag (U-formed), 1.1.2 Type B8212;Square-formed, and 1.
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