Trade-Mark牌 号 Equivalent to China Standard相当国标 Characteristics & application特性和用途 Equivalent to AWS相当AWS D 802 EDCoCr-A-03 HRc38-47. Resistance to heat, wear and corrosion. Hardfacing of high temperature part such as the edge of thermo-cutter.HRc38-47，耐热、耐蚀、耐磨。堆焊高温工件如热剪切刀刃 ECoCr-A D 812 EDCoCr-B-03 HRc45-50. Resistance to heat, wear and corrosion. Hardfacing of high temperature part such as internal-combustion engine valve.HRc45-50，耐热、耐蚀、耐磨。堆焊高温工件如内燃机阀 ECoCr-B D 822 HRc≥53. Resistance to Wear and heat, bad shock resistance. Hardfacing of rotating blade wheel of boiler.HRc≥53，耐热、耐磨，但抗冲击性差。堆焊锅炉旋转叶轮 D 832 EDCoCr-C-03 HRc≥50. Wear and heat resistance. Hardfacing of high temperature part such as hot-rolling guided way.HRc≥50，耐热、耐磨。堆焊高温工件如热轧导轨 ECoCr-C D 842 EDCoCr-D-03 HRc28-38. Corrosion and thermo-fatigue resistance, work harding. Hardfacing of hot forging die.HRc28-38，耐蚀、抗热疲劳，具有加工硬化性。堆焊热锻模
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