ISO 9443-1991 标准详情
- 标准号:ISO 9443-1991
- 中文标题:热处理和合金钢 热轧棒材和线材的表面质量等级 交货技术条件
- 英文标题:Heat-treatable and alloy steels; surface quality classes for hot-rolled round bars and wire rods; technical delivery conditions
- 标准类别:国际标准化组织标准ISO
- 发布日期:1991-11
Applies particularly to steels for engineering applications, but may, by agreement, also be applied to structural steels or tool steels. Does not include any requirements for the permissible depth of surface decarburization. Annex A is for informatio
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