Hard Chrome Piston Rod/Induction Hardened Chrome Rod

Usage: Hydraulic Cylinder, Hydraulic Jack, Shock absorber

Supply condition: Ground and chrome plated

Steel Grade: CK45, AISI1045, 4140, 42CrMo4, 20MnV6, SUS304

OD Size: 6 – 220 mm

Length: OD 6 –12 mm,     800 –1200 mm

        OD16 –40 mm,    1200 –4000 mm

        OD45 –220 mm,   1500 –8000 mm 

Chrome Thickness: 20 – 30 Micron

Surface Roughness: Ra:≤0.2 micron and Rt≤ 2 micron

Tolerance on DIA: ISO f7 on the diameter

Ellipticity: Half of the tolerance ISO f7

Straightness: ≤0.2 mm/m

Surface Hardness: 850 – 1150 HV

Corrosion Resistance: Test in natural salt spray according to ASTMMB117-96 hours results evaluation according to ISO4540 Rating 8-10

Weld Ability: Good

Packing: Anti rust oiled surface on material and each rod to be packed in paper tubes, then in wooden case with steel frame.