Stainless Steel Fitting, Stainless Steel Ball Valve, Seamless Pipe manufacturer / supplier in China, offering 1/2" SS316/304 DIN 2PC Flanged Ball Valve with Locking Device, 1000wog Inox316 3PC Ball Valve with Locking Device in Size 1/4", 1" Inox316 3PC Ball Valve with Locking Device Threaded Ends and so on.