F223噴焊粉 Cr21 W5 B1.5 Co Rem. HRc 40 PTA hardfacing of parts resistance to wear and corrosion at high temperature, such as valve under high temperature and high pressure, and blower.高溫下耐磨耐蝕件的噴焊，如高溫高壓閥門、鼓風機
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