Product Name: Tkfm Trunnion Mounted Big Size Full Welding Ball Valve Application: Industrial Usage, Water Industrial Usage Standard: GB DIN JIS ASTM Temperature: Normal Temperature Function: Flow Regulating Valve Type: Floating Ball Valve Structure: Floating Ball Valve Channel: Straight Through Type Nominal Pressure: PN1.0-32.0MPa Driving Mode: Manual Connection Form: Welding Material: Ductile Iron Media: Water Oil Gas Size: DN50 or Customerized Ball: 304 Trademark: TKFM Transport Package: Wooden Packing Specification: Ductile iron Origin: China Product Description The casting steel or iron ball valve in electric turbine and valve seatThis series of products are reliable sealing performance, maintenance-free for 20 years, switch torque light,can be installed in heat transfer stations, district heating pipe network, branch pipes, heat exchanger unit, heat transfer equipment or ancillary equipment connected to other.use for cut off . The main use of the urban heat, city gas, city water supply and drainage linesFive Advantages:1. integral seamless steel tube pressed full-auto welded without leaking outward.2. PTFE+25% carbon fiber and disc spring feely compensating structure zero leakage.3. can be directly buried without need of a high ground well,saving the engineering cost.4. both valve and pipeling are made of the same material, without the condition of uneven sterss.5. in multiple connection combination, for use with special working conditions.