简要说明：Oxford牛津焊材牌的供应镍合金焊丝ERNiCrFe-5贵州产品：估价：电议，规格：****，产品系列编号：齐全

　　ERNiCrFe-5镍合金焊丝         

镍合金焊丝                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    国际牌号                         成分                         SPECIFICATION AWS 5.14                         C                         Mn                         Si                         Fe                         Cr                         Mo                         Ni                         S                         P                         ERNi-Cl(AWS A5.15)                         0.05                         0.22                         0.05                                                             99.6                                                 ERNi-1                         0.06                         0.30                         0.40                         0.10                                                 95.5                         0.003                         0.008                         ERNiCrMo-4                         0.01                         0.55                         0.04                         5.5                         15.55                         16.10                         BAL                         0.002                         0.009                         ERCuNi(AWS A5.7)                                     0.75                         0.10                         0.55                                                 31.0                                     0.006                         ERNiCu-7                         0.05                         3.45                         0.77                         0.40                                                 65.2                         0.002                         0.009                         ERNiCrFe-5                         0.03                         0.45                         0.20                         7.5                         16.2                                     72.9                         0.002                         0.005                               镍及镍合金焊条的使用注意事项  ①母材的准备：焊前应认真清除母材表面的油污、油漆、灰尘等脏物。 ②为防止气孔，采用短弧焊接。  ③采用较小焊接电流，焊前不预热，保持较低道间温度（＜150℃），以避免母材过热。