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D852钴基焊条
型号：EDCoCr-E-04
说明：用于耐高温磨损堆焊焊条,工作温度1100℃,具有红硬性,抗烈性.也可用于高温,高压阀门热段模等,同时经受冲击和高温,耐蚀的部件. HRC≥44

Category
类别

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

Hard-surfacing

硬

面

堆

焊

D 667

EDZCr-B-15

HRc≥48. Resistance to wear, gas
corrosion and oxidation. Hardfacing of blast furnace hopper and cracker
part.
HRc≥48，耐磨、耐气蚀、抗氧化。堆焊高炉料钟、破碎机件

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