S 113硬面堆焊焊焊丝
C2.5Cr30W17CoRem.HRc≥55.Wearandheatresistanceathightemperature,badshockresistance.Hardfacingofscrewchargingcarriage.HRc≥55,高温下耐磨、耐热,但抗冲击性差。堆焊螺旋送料机用)
北京市鼎舜焊材工贸有限公司
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