Hardfacing 硬 面 堆 焊 S101 C3Cr28Ni4 Si3.5FeRem. HRc48-54.Resistancetowear,gascorrosionandoxidation.Hardfacingofbuckettoothandcasepump. HRc48-54，耐磨、耐气蚀、抗氧化。堆焊铲斗齿，泵套 　 S111 C1Cr29W5 CoRem. HRc38-47.Resistancetowearandcorrosionathigh-temperature.Hardfacingofhightemperatureandpressurevalve. HRc38-47，高温下耐磨、耐蚀。堆焊高温高压阀门 ECoCr-A S112 C1.5Cr29W8 CoRem. HRc45-50.Resistancetowearandcorrosionathigh-temperature.Hardfacingofvalveandhot-rollingpass. HRc45-50，高温下耐磨、耐蚀。堆焊阀门，热轧孔型 ECoCr-B S113 C2.5Cr30W17 CoRem. HRc≥55.Wearandheatresistanceathightemperature,badshockresistance.Hardfacingofscrewchargingcarriage. HRc≥55，高温下耐磨、耐热，但抗冲击性差。堆焊螺旋送料机用 　 S114 C2.5Cr30W12 CoRem. HRc≥53.Wearandheatresistanceathightemperature,badshockresistance.Hardfacingofthree-conebit. HRc≥53，高温下耐磨、耐热，但抗冲击较差。堆焊牙轮钻头 ECoCr-C