BS 970-2-1988 机械和类似工程用锻钢规范.第2部分:热成形弹簧制造用钢的要求
BS 970-2-1988 标准详情
- 标准号:BS 970-2-1988
- 中文标题:机械和类似工程用锻钢规范.第2部分:热成形弹簧制造用钢的要求
- 英文标题:specification for wrought steels for mechanical and allied engineering purposes. requirements for steels for the manufacture of hot formed springs
- 标准类别:英国标准
- 发布日期:1988-10-31
内容简介
Updates requirements to reflect changes in spring manufacture, the need for fine-grain steels and, for certain applications, closely controlled hardenability. Introduces requirements for average maximum levels of non-metallic inclusion and depth of d
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