Ball Valve, Needle Valve, Check Valve manufacturer / supplier in China, offering SS316 Stainless Steel Double Ferrule Tube Fitting 90 Male Elbow Connection Male Elbow, 1/2 Inch X 3/8 NPT External Thread 90 Elbow Stainless Steel 304 Compression Tube Fittings, Ss Male Thread Elbow Compression Double Ferrule Tube Adapter with Silver Plated Nut and so on.