Piston Rod For API F1000 Mud Pump

1. The material of piston rod is 45# steel or 35GrMo. It's used with piston together. And the size of core is included 1 58" and 1 12''.
2. Piston rods are forged using alloy steel. The intention of products is improved after heat treatment.
3. The surface of product is zincification, nickel-plate, and plating with decorating chrome.
4. After numerical control processing, the products can meet various demands of clients.
Name
Technical parameters
Remarks
Diameter
Φ9-Φ200
Diameter tolerance
F6-f9
Customized
Thickness of chromium coating (μm)
�=0.015-0.05
Customized
Surface roughness
Ra0.2-Ra0.4
Cylindricity (mm)
�0.01
Straightness (mm)
�0.151000
Surface hardness
HB220-HB260
Neutral salt spray test (NSS)
Class 9,120h
Refer to GB6458-86 standard, equivalent to ISO3768-1976