型号 hx.m08mna 类型 镀铜焊丝 品牌 海翔 标准直径 2.4，3.2，4.0（mm） 是否含助焊剂 否 hx.m08mna 埋弧焊丝 submerged arc welding wire 用 途 用于碳钢和低合金钢焊接，如16mn、 14mnnb钢结构的埋弧自动焊。 主要特点 镀铜的埋弧焊丝； 具有优良的力学性能； 焊道成型及脱渣性能良好。 相当标准 aws em12 jis w21 application：suitable for welding carbon steel and low alloyed steel，such as the automatic submerged arc welding wire of 16mn, 14mnnb steel structure. main characteristics: copper surfaced submerged arc welding wire excellent mechanical property good molding of weld bead and removability of slag equivalent standard: aws em12 jis w21 焊丝化学成分chemical composition of deposited metal (%) c si mn s p cr ni cu ≤0.10 ≤0.07 0.80～1.10 ≤0.030 ≤0.030 ≤0.20 ≤0.30 ≤0.20 焊丝规格sizes of welding wire 焊丝直径 diameter (mm) φ2.0 φ2.5 φ3.2 φ4.0 φ5.0 注意事项： 焊前须将焊件表面的油污及铁锈清理干净，选择适宜的焊接规范。 notice: cleaning the oil stain and rust of the weldment surface before welding, choosing suitable welding standard.