F221喷焊粉F221喷焊粉Cr26 W5 B0.7 Co Rem.HRc 43PTA hardfacing of sealing surface of high temperature and high pressure valve and the edge of hot shearing tool.高温高压阀门密封面、热剪切刃口的等离子喷焊F223喷焊粉F223喷焊粉Cr21 W5 B1.5 Co Rem.HRc 40PTA 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F321喷焊粉F321喷焊粉Cr13 B1.5 Si1 Fe Rem.HRc 45PTA hardfacing of corrosion-resistant parts under mid-temperature and mid-pressure, such as stop-plate etc.中温中压阀门的闸板及其他耐磨件的等离子喷焊F322喷焊粉F322喷焊粉Cr23 Ni13 Si5 B1
Fe Rem.HRc 40PTA hardfacing of corrosion-resistant parts under mid-temperature and mid-pressure, such as valve base etc.中温中压阀门的阀座及其他耐磨件的等离子喷焊F422喷焊粉F422喷焊粉Sn10 P0.3 Cu Rem.HB 80PTA hardfacing of axle and bearing etc.轴、轴承等离子喷焊
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