Custom Tungsten Carbide Parts
22 grades, made to your drawing — from powder to finished precision part
Special-shape (异型) carbide wear components manufactured to customer drawings and samples: nozzles, seats, stems, rings, chokes, cage valves, compacting tools and more. With 22 in-house grades and the full powder-to-part industry chain, Tungspire engineers select or formulate the grade that matches your wear mechanism.
OEM per drawingAPI SPEC 6AAPI SPEC 7
Key features
- 22 standard grades plus custom WC grain size / binder formulations
- Near-net-shape pressing and sintering reduce machining cost and lead time
- CNC grinding, EDM, honing and lapping under one roof
- Prototype quantities through serial production in the hundreds of thousands
- Application engineering support: grade selection against wear mechanism maps
Representative grades
| Grade | WC | Binder | Hardness | TRS (N/mm²) | Density (g/cm³) | Typical application |
|---|---|---|---|---|---|---|
| YG8 | 92% | Co 8% | HRA 89.0 | ≥ 2300 | 14.70 | Nozzles, chokes, general wear parts |
| YG15 | 85% | Co 15% | HRA 86.5 | ≥ 2800 | 13.95 | High-impact stems, compacting tools |
| YG20 | 80% | Co 20% | HRA 84.5 | ≥ 3000 | 13.40 | Severe-impact tooling |
| YN8 | 92% | Ni 8% | HRA 88.5 | ≥ 2100 | 14.60 | Corrosive chemical service parts |
Representative grades shown. Full grade portfolio and custom formulations available on request.
Typical applications
Choke & cage valve trimSpray and blast nozzlesMechanical seal ringsCompacting and forming tools