Audco Forged Steel Gate Valve
Audco Forged Steel Gate Valve: Technical Overview & Specifications
Audco Forged Steel Gate Valves, manufactured by L&T Valves, are high-performance industrial valves engineered for tight fluid shut-off in elevated-pressure and high-temperature pipelines. Featuring a straight-through flow path that minimizes turbulence and pressure drop, these valves are standard across critical piping systems.
Technical Specifications
- Design Benchmarks: Complies with API 602 and BS 5352 standards.
- Testing Integrity: Verified for shell, seat, and backseat leakage per API 598.
- Size Range: 1/4" to 2" (DN8 to DN50) standard for forged designs, extending to larger nominal sizes for specific systems.
- Pressure Ratings: Standard ASME Class 800, with options in Class 150, 300, 600, 1500, and 2500.
- Connection Types: Socket Weld (SW), Screwed/Threaded (NPT/BSP), and Flanged end configurations.
Material Options (MOC)
|
Material Class |
Grade / Specification |
Ideal Application |
|
Carbon Steel |
ASTM A105 / A105N |
Standard high-temperature utility lines. |
|
Alloy Steel |
F5, F9, F11, F22 |
High-temperature steam and power piping. |
|
Stainless Steel |
F304, F316 |
Corrosive media and chemical processing. |
|
Low-Temp Carbon Steel |
LF2 |
Sub-zero and cryogenic services. |
Key Design Features
- Bonnet Selection: Offered in Bolted Bonnet (BB) for inline servicing or Seal-Welded Bonnet for leak-proof safety in high-stress applications.
- Rising Stem & Wedge: Rising stem gives clear visual position indication, while the solid wedge gate delivers a positive seal.
- Safety & Sealing: Features a blowout-proof stem structure and flexible graphite packing with anti-extrusion rings to stop emissions.
Target Applications
- Petroleum refining and petrochemical lines.
- Chemical processing facilities.
- Power plants (boiler feed and main steam lines).
- High-pressure hydraulic and gas distribution networks.
