Water Vlave Manufacture 1.Design: API6D, API600,Etc. 1.Pressure:150LB- ... : manual/bevel gear/ electric/pneumatic/hydraulic,etc.Standard:Design & manufacture standard: API6D, API600, API603, ANSI/ASME B16.34, ISO10434 ... A193-B8NutA194-2H A194-7 A194-8We are a leading manufacture with many years' experience specializing in valves. Welcome ... the best quality, and the best service. Water Valve Manufacture