This second edition cancels and replaces the first edition (ISO 864-1975 弧焊 碳钢及碳锰钢实芯焊丝和药芯焊丝 焊丝、焊丝盘、焊丝卷的尺寸), of which it constitutes a technical revision. The nominal diameters of wires are extended to 6,0 mm, and the tolerances are more subdivided. The nominal diameters of spools, rims and coils are maintained.
- ISO 864-1988 低碳钢保护金属电弧焊用焊丝.焊丝,焊丝卷盘,卷盘套及卷芯的尺寸（ 作废 ）
- 发布日期：2018-09-06 实施日期：1988-12-15 发布部门：
- 简介：This second edition cancels and replaces the first edition (ISO 864-1975 弧焊 碳钢及碳锰钢实芯焊丝和药芯焊丝 焊丝、焊丝盘、焊丝卷的尺寸), of which it constitutes a technical revision. The nominal diameters of wires are extended to 6,0 mm, and the tolerances are more subdivided. The nominal diameters of spools, rims and coils are maintained.