GATE VALVE
Forged Steel Gate Valves
SUNGO valves are available in three bonnet designs. The first design is the Bolted Bonnet, with male-female joint, spiral wound gasket, made in F304L/graphite, ring joint gasket are also available on request. The second design is the welded bonnet, with a threaded and seal welded joint. On request a full penetration strength welded joint is available. The third design is the pressure seal bonnet, with a threaded and pressure seal bonnet joint.
Gate Valve Design Construction and Specifications
- SUNGO gate valves conform to API 602, and ASME B 16.34
- Each are tested according to API 598, and marking is per MSS SP-25.
Construction is as follows
- Full Port or Conventional Port
- Outside Screw and Yoke (OS & Y)
- Two piece self-aligning packing gland
- Bolted bonnet with spiral wound gasket, threaded and seal welded bonnet or threaded and pressure seal bonnet
- Integral backseat
- Socket weld Ends toASMEB16.11
- Screwed Ends (NPT) to ANSI/ASME B1.20.1
Forged Steel Gate Valve Class800
Standard Material Specification
Note : Other materials are available upon request.
CS=Carbon steel; AS=Alloy steel; SS=Stainless steel.
Dimension (mm) and Weight (kg)
Forged Steel Gate Valve Class900,1500
Standard Material Specification
Note: Other materials are available upon request.
CS=Carbon steel; AS=Alloy steel; SS=Stainless steel.
Dimension (mm) and Weight (kg)
Forged Steel Pressure - Seal Gate Valve Class900,2500
Standard Material Specification
Note: Other materials are available upon request.
CS=Carbon steel; AS=Alloy steel; SS=Stainless steel.
Dimension (mm) and Weight (kg)
Cryogenic Forged Steel Gate Valve Class800
Standard Material Specification
Note : Other materials are available upon request.
AS=Alloy Steel; SS=Stainless steel.
Dimension (mm) and Weight (kg)
Forged Steel Extended Body Gate Valve Class800
The Specific Connection Code
Standard Material Specification
Note : Other materials are available upon request.
CS=Carbon steel; AS=Alloy steel; SS=Stainless steel.
Dimension (mm) and Weight (kg)
Forged Steel Integral Flanged End Gate Valve Class150~600
Standard Material Specification
Note: Other materials are available upon request. CS=Carbon steel; AS=Alloy steel; SS=Stainless steel.
Dimension (mm) and Weight (kg)
Forged Steel Integral Flanged End Gate Valve Class900~1500
Standard Material Specification
Note: Other materials are available upon request. CS=Carbon steel; AS=Alloy steel; SS=Stainless steel.
Dimension (mm) and Weight (kg)
Forged End Pressure-Seal Gate Valve Class900~2500
Standard Material Specification
Note: Other materials are available upon request. CS=Carbon steel; AS=Alloy steel; SS=Stainless steel.
Dimension (mm) and Weight (kg)
