Appplication standard

1.Design manufacture:API602

2.Connect the size of end:

   1)Bear the socket size and ppress ANSI B16.11;JB/T1751

   2)Thread end size and press ANS B1.20.1;JB/T12224

   3)But welding end size according to ANSI B1.16.25;JB/T12224

   4)Flange end size according to ANSI B1.16.5;JB/T12224

3.Valve inspection and experiment:

   API598;GB/T13927;JB/T9092


Shanghai Autotight Valve&Fitting Co., Ltd. is a professional and diversified valve manufacturer, specializing in ball valve, gate valve, globe valve, non-return valve, butterfly valve, pipe fitting, sanitary valve etc. Available in a wide range of sizes and materials, these valves are specifically designed for Chemical Industry, Stainless Industry, Medicines, Food, Science and Technology, environment-protection Industry.