| D 822 |
HRc≥53. Resistance to Wear and heat, bad shock resistance. Hardfacing of rotating blade wheel of boiler. HRc≥53，耐熱、耐磨，但抗沖擊性差。堆焊鍋爐旋轉葉輪 |
||
| D 832 | EDCoCr-C-03 |
HRc≥50. Wear and heat resistance. Hardfacing of high temperature part such as hot-rolling guided way. HRc≥50，耐熱、耐磨。堆焊高溫工件如熱軋導軌 |
ECoCr-C |
| D 842 | EDCoCr-D-03 |
HRc28-38. Corrosion and thermo-fatigue resistance, work harding. Hardfacing of hot forging die. HRc28-38，耐蝕、抗熱疲勞，具有加工硬化性。堆焊熱鍛模 |
