Gudgeon Pins / Piston Pins for single cylinder engine applications are made from 15MnCr3 grade steel alloy.
All automobile Gudgeon Pins are manufactured from 20MnCr5 grade steel alloy having hardness between 55 to 65 HRC.
All Gudgeon pins are case hardened for high wear resistance surface, coupled with tough cores to resist shock loads and strength to give larger service life.
