|The valve cover is installed at the top of the hydraulic cylinder, for fixing and centering the discharge valve.
The blank of the valve cover is made of 35CrMo forged piece, with thermal refining 241-285HB. The metric
and inch system difference of valve cap exists at the screw hole, other sizes have no difference.
* Standard: API Standard
* Material: 35CrMo
* Manufacturing Process: Numerical control forging, normalizing