The simplest of these removes the old (cracked) weldmaterial and replaces it with ductile weldmaterial.
三组试件中最简单的一个节点为除去旧有的开裂焊接材料并用延性好的焊接材料重新焊接。
2
The weld ability, weldmaterial and weld process of the Q345E steel applied to the locomotive and rolling stock for Qingzang line are studied in this paper.
The experiment has proven that it can perform quite well in the welding and bring a satisfactory result, being an economical new-type weldmaterial with high efficiency.