S 113
C2.5 Cr30 W17Co Rem.
HRc≥55. Wear and heat resistance at high temperature, bad shock resistance. Hardfacing of screw charging carriage.HRc≥55,高溫下耐磨、耐熱,但抗沖擊性差。堆焊螺旋送料機(jī)用
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