Oilwell Downhole Pump Accessory Cobalt Chromium Tungsten Alloy Valve Ball and Valve Seat
1) Material: Stainless steel, Cobalt Alloy, Tungsten Carbide, Titanium Carbide available
2) Standard: API 11AX
3) API and ISO certified
4) Application
Valve ball and valve seat is widely used in petroleum industry, especially for oil well pump, such as sucker rod pump.
5) Feature
a. Castings of main alloys: cobalt-base alloy, nickel -base alloy,SS and stellite alloy;
b. Available forms: end product or blank;
c. Properties: good resistance against corrosion and oxidation;
d. Main application: extensively used in petrochemical industry, marine exploration, heat exchanger and pump;
e. Processing: investment casting, sand casting;
f. Maximum weight:
1) Investment casting: 180kg
2) Sand casting: 1,000kg
6) Parameter
| Dimensional Symbol | V11-106 | V11-125 | V11-150 | V11-175 | V11-200 | V11-225 | V11-250 | V11-375 |
Ball-D +0.020/-0.010 (+0.51/-0.25) | 15.88 (0.625in) | 19.05 (0.75in) | 23.83 (0.938in) | 28.58 (1.125in) | 31.75 (1.25in) | 34.93 (1.375in) | 42.88 (1.688in) | 57.15 (2.25in) |
Seat-ID ± 0.050 ( ± 1.27) | 11.68 (0.46in) | 13.97 (0.55in) | 17.02 (0.67in) | 20.96 (0.825in) | 24.38 (0.96in) | 26.92 (1.06in) | 33.27 (1.31in) | 43.18 (1.7in) |
Seat-OD +0.000/-0.005 +0.00/-0.13 | 20.14 (0.793in) | 23.32 (0.918in) | 29.67 (1.168in) | 35.26 (1.388in) | 37.54 (1.478in) | 43.69 (1.72in) | 51.05 (2.01in) | 78.03 (3.072in) |
Seat-H +0.020/-0.010 (+0.51/-0.25) | 0.500 (12.70in) | 0.500 (12.70in) | 0.500 (12.70in) | 0.500 (12.70in) | 0.500 (12.70in) | 0.500 (12.70in) | 0.500 (12.70in) | 0.750 (19.05in) |
Puyang Zhongshi Group Co., Ltd is a professional manufacturer of various oilfield equipments and cementing accessories since 1997, restructured enterprise of SINOPEC.
We have the certificates of API 5CT, API 10D, API 11E, API 6A, API 11AX, ISO 9001 and ISO 14001, etc..
Our products mainly include:
1. Casing Centralizer 2. Float Collar & Float Shoe
3. Cementing Plug 4. Cementing Head
5. Cement Basket 6. Tubing Pump / Rod Pump
7. Valve Ball & seat 8. Casing / Tubing Pipe and Coupling
9. Stage Collar 10. Pumping Unit
11. Air Blaster 12. Sucker Rod
Our group have more than 10 years export experience and 9 subsidiary factories, more than 500 employees. We are the first-class supplier of resources market of SINOPEC and CNPC. Our foreign customers are mainly from America, Central Asia, Russia, Southeast Asia, Middle East, etc.