NF A49-646-1997 标准详情
- 标准号:NF A49-646-1997
- 中文标题:
- 英文标题:Steel Tubes - Round, Square And Rectangular Precision Steel Tubes Longitudinally Induction Welded From Hot Or Cold-rolled Flat Products, Coated Or Not Coated - Dimensions - Technical Delivery Conditions
- 标准类别:法国国家NF
- 发布日期:
