焊接钢

螺旋焊接钢管的尺寸从六寸到三十六寸。

这一部分讲述了对钢板的表面预处理，对焊接后钢材的二次表面处理以及修补用漆的施工。

焊接钢结构疲劳强度与寿命预测理论的研究

焊接钢质药筒设计理论与研究

welded seam, soldered seam manufacture

single-welded lap joint

cold-welded joint

long welded rail (ribbon rail)

unfired fusion welded pressure vessel

flood tuff【岩】;ignimbrite【岩】;welded tuff【岩】

glued joint, welded joint

high frequency welded spiral fin tube