piston rods for sale

Product: piston rod

Description: forging piston rod,forged piston rod

Application: Engineering Machinery, Mine Machinery,Excavating machinery,Pump Truck,Construction Machinery

Material: AISI4140 / 42CrMo4 / 34CrNiMo6 / AISI410 / AISI4130 / CK45 / SK-3

Integer forging, no welding

Has provided parts for these companies more than 10 years

Production Flow

Raw Material : Choose One-Level ingot steel, inspect chemical element , confirm achieve requirements.

Forging : Heating to the specified time and temperature. Have two kinds forging harmmer open forging and die forging .

Heat Treatment : According Tensile,Yield, Hardness requirements, fully heating. Incloud A,N,Q,T, surface HT and local HT.

Machining : Equip horizontal lathe, vertical lathe, CNC lathe, CNC machining center, boring machine, milling machine, grinder. Tolerance can hold +/-0.02mm,  surface roughness can hole Ra0.8. Grindering geometric tolerance.

Inspect : Every products mad a test bar, used for test hardness and mechanical properties. All forging rough 100% UT inspect.