Alloy Tubing, Seamless Tubing, Nickel Alloy Tubing manufacturer / supplier in China, offering High Pressure Ball Valve 6000psi NPT Threaded Type Stainless Steel, Precision-Machined SS316 Nut – Smooth Threads, Temperature Resistance, 1/4", Nai-Lok Super-Duplex 2205 One Piece Double Block and Bleed Dbb 2 Inch X RF 300lb Needle Type Ball Valve and so on.