D802焊条D802钴基焊条
| 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 | HR***5-50. Resistance to heat, wear and corrosion. Hardfacing of high temperature part such as internal-combustion engine valve. HR***5-50，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 |
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| 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 |