廠家直銷上海斯米克(飛機(jī)牌)S 111/ECoCr-A硬面堆焊焊絲
S 111
C1 Cr29 W5 Co Rem.
HRc38-47. Resistance to wear and corrosion at high-temperature. Hardfacing of high temperature and pressure valve. HRc38-47,高溫下耐磨、耐蝕。堆焊高溫高壓閥門
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