NF A49-004-1984 标准详情
- 标准号:NF A49-004-1984
- 中文标题:钢管.无缝管和圆截面焊接管及焊接配件.尺寸总图及优选
- 英文标题:(Steel tubes. Seamless and welded tubes with circular section and supplies to be welded. General outlay of dimensions. Preferential selection.)
- 标准类别:法国国家标准
- 发布日期:1984-10-01