钴基焊条

牌号

Model

国标

GB

美标

AWS

硬度

HRC

用途

Purpose

TM-D802                 

EDCoCr-A-03                        

ECoCr-A                 

≥40°    

适用于发动机气门、高温高压阀门、涡轮机叶片。

Suitable for engine valve, high temperature and high pressure valve, turbine blade.

TM-D812

EDCoCr-B-03

ECoCr-B

≥44°

适用于高温高压阀门、锯齿、螺旋推杆等。

Suitable for high temperature and high pressure valve, sawtooth, screw push rod, etc.

TM-D822

EDCoCr-C-03

ECoCr-C

≥53°

适用于粉碎机刃口、螺旋送料机等磨损部件的堆焊。

Suitable for surfacing of grinder cutting edge, screw feeder and other wear parts.

TM-D842

EDCoCr-D-03

ECoCr-D

28-35° 

适用于高温条件下受冲击和冷热交错的工件堆焊，如热锻模、阀门密封面等也具有良好的性能。

It is suitable for surfacing of workpiece affected by impact and alternating hot and cold under high temperature conditions, such as hot forging die, valve sealing surface, etc. It also has good performance.

TM-D852

EDCoCr-E-03

ECoCr-E

23-28°

适用于高温条件下受冲击和冷热交错的工件堆焊，如热锻模、热挤压模、热剪刃和阀门密封面等。

It is suitable for surfacing of workpiece affected by impact and alternating hot and cold under high temperature conditions, such as hot forging die, hot extrusion die, hot cutting edge and valve sealing surface.