API Certificated tungsten carbide valve seat(valve ball and seat)
1) Material: Stainless steel, Cobalt Alloy, Tungsten Carbide, Titanium Carbide, Ceramic available
2) Standard: API 11AX
3) Symbol: V11-106, 125, 150, 175, 200, 225, 250, 375
Description:
Precision machined carbide balls and valve seats
1. High strength, high wear resistance, high precision, good temperature resistance and good corrosion resistance.
2. Mainly used for the sealing of valves of oil pumps in petroleum industry's containing wells, viscous oil wells, sea oil wells and high pressure sulfur resistant oil wells, etc.
3. Balls and seats are used with compatible cemented carbide valve seats.
4. The finished surface, tolerance standard have reached the standards of the machine industry: G5, G10, G16, G40 and G100 of JB/T 9145-1999.
5. Precision machined cemented carbide balls of other grades and specifications are also available based on customers` demands.
6. Compatible high precision valve seats can also be made.
| API No. |
Seat Size |
Ball Size |
| V11-106 |
1-1/16" |
5/8" |
| V11-125 |
1-1/4" |
3/4" |
| V11-150 |
1-1/2" |
15/16" |
| V11-175 |
1-3/4" |
1-1/8" |
| V11-200 |
2" |
1-1/4" |
| V11-225 |
2-1/4" |
1-3/8" |
| V11-250 |
2-3/4" |
1-1/16" |
| V11-375 |
3-3/4" |
2-1/4" |
Main products:
1. pumping unit
2. Tubing pump/sucker rod pump and accessories
3. Float collar and float shoe
4. Casing centralizer
5. Cementing plug
6. Cementing head
7. Stage Collar
8. Casing/ Tubing coupling
9. Drill pipe
10. Sucker rod
11. Air blaster
Audited Supplier 
){kind=link}
){kind=link}