Ball Valves, Gate Valves, Globe Valves manufacturer / supplier in China, offering J-Valves Control Gas Valve 2*1/2′ ′ Flange Duplex Stainless Steel F51/F316 Dbb Ball Valve, J-Valves High - Performance Three - Way- Durable, Precise & Ideal for Diverse Industrial Applications Ball Valves, J-Valves ANSI 800lb~1500lb Forged Steel A105n/F304/F316 Rising Stem Globe Valve and so on.