PTAhardfacing等离子弧喷焊F221Cr26W5B0.7CoRem.HRc43PTAhardfacingofsealingsurfaceofhightemperatureandhighpressurevalveandtheedgeofhotshearingtool.高温高压阀门密封面、热剪切刃口的等离子喷焊F223Cr21W5B1.5CoRem.HRc40PTAhardfacingofpartsresistancetowearandcorrosionathightemperature,suchasvalveunderhightemperatureandhighpressure,andblower.高温下耐磨耐蚀件的喷焊，如高温高压阀门、鼓风机F321Cr13B1.5Si1FeRem.HRc45PTAhardfacingofcorrosion-resistantpartsundermid-temperatureandmid-pressure,suchasstop-plateetc.中温中压阀门的闸板及其他耐磨件的等离子喷焊F322Cr23Ni13Si5B1FeRem.HRc40PTAhardfacingofcorrosion-resistantpartsundermid-temperatureandmid-pressure,suchasvalvebaseetc.中温中压阀门的阀座及其他耐磨件的等离子喷焊F422Sn10P0.3CuRem.HB80PTAhardfacingofaxleandbearingetc.轴、轴承等离子喷焊)