WC Tungsten Carbide Ball Valve Seat for Oilfield
API 11AX Valve Ball and Valve Seat Specification
| API Type/ Symbol | V11-106 | V11-125 | V11-150 | V11-175 | V11-200 | V11-225 | V11-250 | V11-375 |
| Ball-D(mm) | 5/8" 15.88 | 3/4" 19.05 | 15/16" 23.83 | 1-1/8" 28.58 | 1-1/4" 31.75 | 1-3/8" 34.93 | 1-2/3" 42.88 | 2-1/4" 57.15 |
| Seat-H(mm) | 12.7 | 12.7 | 12.7 | 12.7 | 12.7 | 12.7 | 12.7 | 19.05 |
| Seat-OD(mm) | 20.14 | 23.32 | 29.67 | 35.26 | 37.57 | 43.69 | 51.05 | 78.03 |
| Seat-ID(mm) | 11.68 | 13.97 | 17.02 | 20.96 | 24.38 | 26.92 | 33.27 | 45.47 |
| R | 1.6 | 1.6 | 2.0 | 2.0 | 2.4 | 2.4 | 2.4 | 3.5 |
Tungsten carbide valve balls and seats have a wide range of applications due to their exceptional hardness, wear resistance, corrosion resistance, and ability to withstand high temperatures and pressures. Here are some specific applications:
1. Oil and Gas Industry: • Valve Components: Tungsten carbide valve balls and seats are used in valves that control the flow of oil and gas in pipelines, refineries, and other processing facilities. • Downhole Equipment: They are also found in downhole equipment such as sucker rod pumps, where they provide reliable sealing and long service life in harsh environments.
2. Chemical Processing Industry: • Valve Sealing: In valves handling aggressive chemicals, tungsten carbide components offer corrosion resistance and durability, ensuring reliable sealing and minimal leakage. • Pump Components: They may also be used in pumps and other equipment that transfer corrosive fluids.
3. Petrochemical Industry: • Refining Equipment: Tungsten carbide valve balls and seats are used in refining equipment where high temperatures and pressures are common. • Storage and Transportation: They are also found in valves controlling the flow of petrochemicals in storage tanks and transportation pipelines.
4. Power Generation Industry: • Steam Turbines: In steam turbines and other power generation equipment, tungsten carbide components withstand the high temperatures and pressures associated with steam flow. • Control Valves: They are used in control valves that regulate the flow of steam and other fluids in power plants.
5. Other Industries: • Marine and Offshore: In marine and offshore applications, tungsten carbide valve balls and seats are used in valves controlling the flow of seawater, fuel, and other fluids in ships and offshore platforms. •
Automotive: They may also be found in automotive applications where high durability and corrosion resistance are required, such as in fuel injection systems.
Material | features | Application |
WC 94%, Co 6%, We can also provide other material as your request. Such as: WC 92%, Co 8%; WCNi | High hardness , High precision , High Rust resistance, high wear-resistant capability. | grinding, hardness examine machine, aviation , grinding machine, head pressure, and so on. |
Advantage of carbide valve seat
1. 100% virgin raw materials.
2. Various kinds of grades are availalbe based on customer's application.
3. We have professional advanced production line and inspeciton equipments to ensure high quality products.
4. Precision Ground and high polishing process.