
S 114硬面堆焊焊焊丝
价格:61.00
C2.5Cr30W12CoRem.HRc≥53.Wearandheatresistanceathightemperature,badshockresistance.Hardfacingofthree-conebit.HRc≥53,高温下耐磨、耐热,但抗冲击较差。堆焊牙轮钻头)
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