上海Z508斯米克焊条EZNiCu-1Coppernickel,goodmachinabilityandbadcrackresistance.Repairweldingofsandholeandgraycastironmachinedsurfacesubjecttonoload.镍铜,易加工,但抗裂性较差。不受力的灰铸铁加工面及砂眼补焊ENiCu-BPP-R807耐热钢焊条PP-TIG-J50电力焊丝德国蒂森WB36焊条***51***焊条ARCFCW9066耐磨焊丝HB-YD467耐磨焊丝)