埋弧焊钢管 submerged arc welded steel tube
可焊钢 Weldable Steel
螺焊钢管 Spiral Welding Steel Pipe
电焊钢管 electric welded steel pipe ; Arc-welded steel pipe
直缝埋弧焊钢管 LSAW ; SAWL ; Longitudinal submerged arc welded pipe
电阻焊钢管 resistance welded steel pipe ; electric resistance welded tubing ; electric-resistance welded steel pipe
螺旋缝埋弧焊钢管 SAWH ; helical seam submerged-arc welded pipe
烧焊钢管 welded steel pipe ; welded steel tube
铸焊钢轨接头 [铁路] cast welded rail joint
在这样的温度下焊钢需要速度和技术。
根据栓焊钢桁梁的结构特点，提出结构模型的简化计算图式的处理方法。
According to feature of bolted and welded steel truss beam, the reasonable model simplified and calculating method is presented.
第二部分研究了在氩气作保护气体的情况下，用变极性TIG焊方法焊钢时，焊接电流、电压的变化情况和电弧形态的变化。
The second is, when steel is welded by means of VPTIG of argon, the changes in current, voltage and arc shape.
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