STANDARD
  Design: ASME B16.34,API608 
  Wall Thickness:ASME B16.34,GB12224 
  Face to Face:DIN3202-M3 
  Pipe Thread: ANSI B 1.20.1 
  BS 21/2779,DIN 259/2999,ISO 228 
  Inspection & Testing:API 598

Professional design Plastic ball valve

Ball Valve: application of medium is water, steam,non-corrosive gas, liquid. This unique structure has its own advantages, such as the switch without friction, resistance to wear, short torque, it can regulate media and cut tightly . Widely used in petroleum, chemical industry, urban water supply and drainage and other working conditions which need to cut off tighly.