Design Features:

1. The valve body and cover are integrally welded, ensuring no external leakage.
2. Strict non-destructive testing inspections.
3. The valve seat adopts a bi-directional, double-sealing structure design.
4. The valve stem packing uses a multi-seal structure design.  
5. Optional dual block, dual isolation, and venting functions.  
6. Valve stem blowout prevention structure design.
7. Internal support design for flexible and lightweight operationof the valve.
8. Fire-resistant and anti-static designs.   
9. Optional emergency grease sealing.
10. Optional buried extended valve stem structure.
11. Full diameter/reduced diameter, soft and hard seals are optional.

Product Range:

Pressure Ratings: CLASS 150 to 2500 (PN 10 to PN 420)

Nominal Diameter: 2” to 56” (DN 50 to DN 1400)

Temperature Range: -46 to 425°C

Body Materials: A105/WCB, F304/CF8, F316/CF8M, etc.

Core Materials: A105/WCB, F6a, F304/CF8, F316/CF8M, etc.

Seat Materials: PTFE, RPTFE, PPL, PEEK, NYLON, DEVLON, MOLON, VITON, stainless steel, 410, Stellite alloy, etc.

Operation Modes: Manual, worm gear, pneumatic, electric, hydraulic, gas-liquid linkage, electric-hydraulic linkage, etc.