F223喷焊粉
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Cr21 W5 B1.5 Co Rem.
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HRc 40
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PTA hardfacing of parts resistance to wear and corrosion at high temperature, such as valve under high temperature and high pressure, and blower.
高温下耐磨耐蚀件的喷焊,如高温高压阀门、鼓风机 |