API 607 Standard Design Fireproof Fully Welded Ball Valve Underground
Product Description
Underground Fully Welded Ball Valve mainly used in HVAC central heating system and other large heating equipment
output pipelines, main lines, branch lines.
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) |
About Weite
Zigong Weite Valve was established in 2007, which is a scientific and technologic ball valves factory integrating R&D,
Manufacturing and Sales.
plant and machinery
General lathe, horizontal lathe, CNC lathe, boring machine, CNC drilling machine, sawing machine etc.
Hydraulic valve testing machine is used to test valves,such as Hydrostatic shell test,high preesure
seat test,low pressure seat test,low pressure seat test.