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Model

AWS

Main Applications

D256

EFeMn-A 

Used for surfacing welding on parts of all kinds of crushers, high-manganese steel rails, buckets, bulldozers, etc., which may easily be worn out due to impact. 

D266

EFeMn-B 

Used for surfacing welding on parts of all kinds of crushers, high-manganese steel rails, buckets, bulldozers, etc., which may easily be worn out due to impact. 

D667

EFeCr-A1

Used for surfacing welding on occasions requiring intense wear-resistance, corrosion-resistance and atmospheric corrosion-resistance, such as axle bushes of centrifugal cracking pumps in petroleum industry, parts of mining crushers, valve bonnets on diesel engines, etc. 

D802

ECoCr-A

Used for the components under the impact and interlaced hot-cold places. Such as high temperature and high pressure valve and the cutting edge.

D812

ECoCr-B

Used for high temperature and high pressure valve, shaft sleeve and inner shaft sleeve of high-pressure pump, the cutting edge of fiber equipment.

D822

ECoCr-C

Used for welding wearing components such as bearing of rock bit, rotating blade of boiler, pulverizer blade and spiral material feed.