| Material |
Hastelloy (e.g., C-276, C-22) |
| Size Range |
Typically 1/8" to 1" (varies by manufacturer) |
| Pressure Rating |
Up to 6000 psi (depending on size and design) |
| Temperature Range |
Up to 1500°F (815°C) or higher |
| End Connections |
Threaded, flanged, or socket weld |
| Valve Type |
Needle valve (straight or angle) |
| Operation |
Manual (handwheel or lever) |
| Seal Type |
PTFE, graphite, or metal seal |
| Body Design |
Forged or cast construction |
| Flow Characteristic |
Linear |
| Actuation Options |
Manual only |
| Compliance Standards |
ASTM, NACE, ASME, ISO standards |
| Surface Finish |
Ra 0.8μm or better (varies) |
| Testing Standards |
Hydrostatic, pneumatic, and visual inspection |
