Qingzhou QZ-800 Mud Pump Fluid End Parts include Hydraulic module assembly(PN N110401), Liner D120 mm(PN N110411), Piston, Valve (body+seat) assy and so on.
Qingzhou QZ-800 Mud Pump Fluid End Parts working pressure is MPa - 35. Working medium - drilling mud with a density of 0.83 to 2.2 g/cm3.
The Valve box assembly N110401 (hydraulic box) shall be made of forging. Material: steel not less than 35CrMo.
The Liner D120 mm(PN N110411) hardness of the working area 60…64 HRC, roughness no more than Ra 0.4. The bimetallic layer is made of wear-resistant, high-chromium cast iron grade CHH28-34 (or better).
Need more mud pump fluid end parts?
| № Item No. | Position number | Name |
|---|---|---|
| 1 | N110401 | Valve box |
| 2 | N110402 | Valve cover |
| 3 | N110403 | Valve cover |
| 4 | N110404 | Valve cover seal |
| 5 | N110405 | Valve spring |
| 6 | N110406 | Valve assembly |
| 7 | N110407 | Valve seat |
| 8 | N110408 | Upper valve guide |
| 9 | N110409 | Lower valve guide |
| 10 | N110410 | Valve guide bushing |
| 11 | N110411 | Liner D120 mm |
| 12 | N110412 | Liner seal |
| 13 | N110413 | Upper cylinder |
| 14 | N110414 | Sleeve pressure cover |
| 15 | N110415 | Flange |
| 16 | N110416 | Bushing cover |
| 17 | N110418 | piston rod |
| 18 | N110419 | Block of studs with nuts M33 (10 pcs) |
| 19 | Piston assembly D120 mm | |
| 20 | N70315 | Clamp |
