现货整箱大桥牌电焊条J422J502J506J507J427碳钢2.5/3.2/4.0一箱
整箱大桥牌电焊条J422J502J506J507J427碳钢2.0/2.5/3.2/4.0/5.0
正品大桥THA102不锈钢焊条2.0/2.5/3.2焊接304电焊条A302A132A022