标准摘要 [中文适用范围]： 指定冷却管的直径和截止角度。 还建立名称、材料和标记。 [外文原描述]： Specifies diameters and cut-off angles of cooling tubes. Establishes also designation, materials and marking. 展开完整摘要 英文名称Resistance spot welding equipment — Cooling tubes