Flanged Ball Valve, Pn16/25/40/64/100 Ball Valve, Class150/300 Ball Valve manufacturer / supplier in China, offering API6d 2PC Carbon Steel/Stainless Steel Flange End Class 150/300 (lb) Industrial Ball Valve for Manufacturer Company in China, DIN3352 F4 Pn16 Resilient Seated / Rubber Wedge Non-Rising Stem Cast Iron Gate Valve of Flange / Knife / Socket / Wafer Type, Cast Iron/Ductile Iron Pn10/16 Flange End Rubber Seated Swing / Wafer / Lift / Ball Check Valve of Relief Valve and so on.