Single Flange Full Welded Ball Valve

Being the most respected organization guided by experienced and knowledgeable professionals, we are the famous Exporter and Manufacturer of Single Flange Full Welded Ball Valve in Shijiazhuang, Hebei, China. Single flange full welded ball valve design and manufacture completely according to the API6D, anti-static fire prevention.Stem extension according to the requirements of customers, the body sphere of metal parts are all made of forging high quality materials, guarantee the quality of the ball valve and intensity.Sphere with stuffing box or support plate fixation.Stuffing box or support plate fixed ball can eliminate medium role in the sphere of the bending moment of force on the valve stem, stem only withstand torque.And with a fixed sphere around low friction PTFE composite bearing.Valve movements smooth, switching torque is small, easy to operate.Seal is adopt unique two soft seal and metal sealing form three sealing.To ensure reliable sealing, the use of security.Long service life, maintenance free.

Features:
1, Single flange, the body structure, single welding, there would be no external leakage phenomenon.
2, Seat consist of PTFE sealing ring and spring adaptable to changes in pressure and temperature, within the scope of use does not produce any leakage.
3, The valve stem leakage structure, there is one at the bottom of the valve stem PTFE valve seal and 1 type O sealing ring, which has two type O sealing ring, two of PTFE gasket, ensure no leakage.