Natural Gas Ball Valves
Manufacturer & Supplier From China
Grande-Tek’s oil and gas pipeline fully welded ball valves are widely used in oil and natural gas pipeline networks as important pipeline switch control equipment.
The product adopts a forged steel valve body with a fully welding structure, assembled with an integrated sealing valve seat, with extremely low internal and external leakage risk, and it can be sealed urgently, can be undergrounded, with high strength, long service life, and with the functions of fire-safe, anti-static and anti-stem explosion, it has extremely high reliability and practicality.
In addition, we can also design products according to the working conditions of engineering to meet the individual needs of customers.
Gas Ball Valves
China leading gas ball valve manufacturers & supplier
Fully Welded Ball-shaped Gas Ball Valve
Fully Welded Ball-shaped Gas Ball Valve
Gas line ball valve type:
The super stress relief process
1. High structural strength
Thickened forged steel valve body, balanced force structure design
2. Super stress relief process
Low stress submerged arc welding process, special ultrasonic stress relief equipment
3. No defects in the weld seam
All weld seam undergo strict 100% radiographic inspection
4. The seal is more effective
DBB sealing function structure design, making operation safer and sealing more effective
5. Reliable safety accessories
Imported grease injection equipment, more stable performance
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