bucket pin bush
1,Material: 45# or 40Cr
2,Hardness: HRC52-56
3,model no.:80*550
4,name:bucket pin bush

Products are divided into two grade;

Grade A, use 40 CR material, the adjusting quality surface intermediate frequency quenching. Constant temperature after tempering circular grinding. Keep the material tenacity and wear-resisting degree.

Grade B, use 45 # material, the surface intermediate frequency quenching temperature tempering, again last circular grinding.

Production specification complete, can provide all kinds of drawings to customers check!