Pneumatic Actuator Fully Welded Ball Valve Unionmelt Welding Technics
Product Description
Fully welded ball valves are widely used in various fields. Its superior quality and high-performance stability
cannot be achieved by ordinary cast steel ball valves, and its service life is much longer than that
of cast steel ball valves.
General Design Features
Fully welded body | Sealant injection fitting for emergency stem&seat sealing |
Spring energized seats | ISO5211 Mounting pad for actuator or gear operator |
Metal or soft seated | Removable stem seal under full line pressure in fully opened or closed position |
Double Block and Bleed | Antistatic device for grounding of the ball, stem and body |
Full or reduced bore | Self-lubricated bearings in accordance with API6D, API6FA, BS6755 and NACE01-75(latest edition) |
Main Features
1. High reliability, sufficient strength of the valve body, less external leakage, wear-resistant moving parts,
and long-term normal operation under complicated operation.
2. Good sealing performance, no leakage under high pressure and long-term immersion in oil and gas.
3. High switching sensitivity.
4. When the oil and gas pass through, the resistance is small.
5. Light weight and easy installation.
6. Can work under all weather conditions.
7. With fire prevention, anti-static and other functions.
About Us
Zigong Weite Valve was established in 2007, which is a scientific and technologic ball valves factory integrating R&D,
Manufacturing and Sales.Our company located in Zigong Aviation Industrial Park,Sichuan Province,China.