Fully Welded Pipeline Ball Valve
Gas Exhaust Full Welded Ball Valve
API6D Full Welding Ball Valve
Since the seat of the API 6D fully welded ball valve is made up of a carbon teflon seal ring and a disc spring, it is adaptable to changes in pressure and temperature and will not produce any leakage in the marked pressure and temperature range.
Fully welded ball valves are widely used in domestic steel mills, petroleum, chemical, gas, ...