Medium-speed coal mill cylinder liner, fan impeller shell, dust remover inlet flue, ash pipe, bucket turbine liner, separator connection pipe, coal crusher liner, coal bucket and crusher liner, burner burners, coal bucket and funnel liner, air preload Bracket protector, separator guide vane. The above parts on the wear-resistant steel plate hardness and wear resistance is not too high requirements, you can use the material for NM360/400 thickness 6-10mm wear-resistant steel plate.