Material: 20Cr, 20CrMnTi, 16MnCr5 

Process: The overall carburizing and quenching process is adopted.

The surface hardness of the product (Rockwell hardness, HRC) is 58-60, and the effective wear-resistant layer is 1.2mm. 

Applicable range 

Inline piston fuel injection pumps for construction machinery, generator sets and trucks (such as the PES series) 

Fuel injection pump model: ZEXEL PES series inline pump (such as PES4, PES6) 

Engine / Equipment: 

Isuzu 4BG1/6BG1 construction machinery engine 

Komatsu 6D95/6D102 Excavator / Loader Engine 

Some Mitsubishi and Nissan diesel generators and industrial engines