Category 类 别 Trade mark 牌 号 Chemical composition 主要成份(%) Characteristics & application 特性和用途 Equivalent to AWS 相当AWS Hardfacing 硬 面 堆 焊 S 101 C3 Cr28 Ni4 Si3.5 Fe Rem. HRc48-54. Resistance to wear, gas corrosion and oxidation. Hardfacing of bucket tooth and case pump. HRc48-54，耐磨、耐气蚀、抗氧化。堆焊铲斗齿，泵套 　 S 111 C1 Cr29 W5 Co Rem. HRc38-47. Resistance to wear and corrosion at high-temperature. Hardfacing of high temperature and pressure valve. HRc38-47，高温下耐磨、耐蚀。堆焊高温高压阀门 ECoCr-A S 112 C1.5 Cr29 W8 Co Rem. HRc45-50. Resistance to wear and corrosion at high-temperature. Hardfacing of valve and hot-rolling pass. HRc45-50，高温下耐磨、耐蚀。堆焊阀门，热轧孔型 ECoCr-B S 113 C2.5 Cr30 W17 Co Rem. HRc≥55. Wear and heat resistance at high temperature, bad shock resistance. Hardfacing of screw charging carriage. HRc≥55，高温下耐磨、耐热，但抗冲击性差。堆焊螺旋送料机用 　 S 114 C2.5 Cr30 W12 Co Rem. HRc≥53. Wear and heat resistance at high temperature, bad shock resistance. Hardfacing of three-cone bit. HRc≥53，高温下耐磨、耐热，但抗冲击较差。堆焊牙轮钻头 ECoCr-C Copper alloys 铜 　 合 　 金 S 201 Sn1 Si0.3Mn0.3 Cu Rem. Good mechanical properties and crack resistance. Gas welding and argon arc welding of red copper. 机械性能好，抗裂性好。紫铜气焊及氩弧焊用 ERCu S 211 Si3 Mn1 Cu Rem. Good mechanical properties. Argon arc welding of copper alloys and MIG brazing of steel. 机械性能好，铜合金氩弧焊及钢的MIG钎焊用 ERCuSi-Al S 212 Sn5 Cu Rem. Wear resistance. Argon arc welding of copper alloys and surfacing of steel. 耐磨性好。铜合金氩弧焊及钢的堆焊用 ERCuSn-A