Gate Valves
Heavy Duty Gate Valves
Gate valves are designed for full open or full close service, providing reliable isolation in pipelines. Unlike throttling valves, they are not intended for flow regulation but rather for minimal pressure drop and unrestricted passage when fully open. The wedge or slab gate design ensures tight shut‑off, making them suitable for oil & gas, petrochemical, waterworks, power generation, and general industrial applications.
Performance Benefits
Unrestricted Flow – Full bore design minimizes turbulence and energy loss.
Reliable Shut‑Off – Bi‑directional sealing ensures dependable isolation.
Durable Wedge Options – Solid, flexible, split, or slab gates for different service conditions.
High Pressure Capability – Suitable for demanding environments.
Long Service Life – Precision machining and robust construction.
Low Maintenance – Simple design allows easy disassembly and servicing.
Material Options
| Material | Application / Benefit |
|---|---|
| Carbon & Cast Steel | General utility, steam, and high‑temperature service |
| Stainless Steel | Corrosive media, cryogenic duties, hygiene environments |
| Special Alloys | Monel, Hastelloy, Inconel for aggressive chemicals and extreme thermal cycling |
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Technical Data – Gate Valves
| Specification | Details |
|---|---|
| Size Range | ½” to 48” (DN15 – DN1200) |
| Pressure Ratings | ANSI 150# to 2500#, API up to 10,000 |
| Design Standards | API 600, API 602, API 603, API 6D, ASME B16.34 |
| Disc Types | Solid Wedge, Flexible Wedge, Split Wedge, Slab Gate |
| Stem Types | Rising Stem, Non‑Rising Stem |
| End Connections | Flanged, Butt‑Weld, Socket‑Weld, Threaded |
| Operation | Manual Handwheel, Gear Operated, Pneumatic or Electric Actuator |
| Testing | API 598, API 6D, Fire Safe (API 607, API 6FA), Fugitive Emission ISO 15848 |