详情描述:
H4Cr25Ni35Nb高温炉管焊丝H4Cr25Ni35Nb0.390.370.610.0080.01524.3334.85Mo:0.28Nb:0.73修复耐高温用高碳25Cr-35Ni型不锈钢
H4Cr25Ni35Nb高温炉管焊丝