灰渣管道专用堆焊耐磨焊条630Specialsyntheticausteniticelectrodeforjoining,surfacingandasaninterpassunderhardfacingsexposedtoimpactloads.160%metalrecoveryIdealforcrackandwearresistantjointsonhe***yplantandmachinery加入特殊合成奥氏体焊条，堆焊和暴露在冲击载荷下的层间hardfacings。160%metalrecovery160%金属回收Idealforcrackandwearresistantjointsonhe***yplantandmachinery理想的抗裂缝对重型机械设备磨损)