ss gate Valve Description
Stainless steel gate valve is a shut-off valve with stainless steel (such as 304, 316, 316L, etc.) as the valve body material. It realizes the on-off control of pipeline media by vertical lifting of the gate. Structure and working principle
Core components
Valve body, valve cover, gate, valve stem, valve seat and sealing packing
Internal or external thread interface design (such as G/NPT/BSPT thread), can be directly screwed into the pipeline connection
Opening and closing mechanism
The gate and valve stem move synchronously in a straight line. When fully opened, the gate height is equal to the pipeline diameter, and the fluid passes without resistance
Forced sealing: When closed, external force is applied to press the gate and valve seat to prevent leakage
Advantages
Strong corrosion resistance
Stainless steel material (304/316L) can withstand acid and alkali media erosion and extend valve life
High sealing reliability
Hard seal structure leakage level reaches VI, soft seal can achieve zero leakage
Easy installation
Threaded connection does not require flanges or welding, saving construction time and cost
Wide adaptability
Supports multiple drive modes such as manual, electric, and pneumatic
ss gate Valve specification
|
Item |
ss gate Valve |
|
Design and Manufacture |
API600, ASME B16.34 |
|
Mounting Standard |
ISO5211 mounting plate for multi turn electric actuator or pneumatic control |
|
Flange Standard |
ANSI, JIS, DIN, GB |
|
Face to Face |
ASME B16.10 |
|
Connection Dimension |
ASME B16.5, ASME B16.47, ASME B16.25 |
|
Inspection and Test |
ISO5208, API598 |
|
Material |
Cast Iron, Cast Steel, Stainless Steel |
|
Pressure |
10 to 100bar |
|
Temperature |
-10 to 180℃ |
ss gate Valve



Applications
Petrochemical: Cutting off pipelines for transporting weakly corrosive media (such as nitric acid and acetic acid)
Municipal water supply: Flow control of branch pipelines in building water supply and drainage systems, in compliance with drinking water hygiene standards
Energy and power: Opening and closing of steam pipelines, high temperature and high pressure resistance to ensure system safety
Industrial manufacturing: Rapid on-off operation of compressed air and lubricating oil pipelines
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