D802焊条D802钴基焊条

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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
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