4515Q Brake shoe Assembly information:
Specification: 178 width with 32 Rivets
Material:high quality carbon steel
Heat treatment:Induction quenching
Hardness:HRC34-45
Surface treatment:Electrophoresis Coating
Characteristics:Strong corrosive,resistance and excellect braking performance.
Packing: fumigation-free pallet or carton
Process:Steel plate--Punching--Milling--Welding--Drilling--Induction quenching--Electrophoresis coating--Inspcetion--Restriking--Packing.