... " Pressure:CL150-CL300 type: slip on flange, blind flange, weld neck flange, raised face TypeFlangeSize1/4"-24"PressureCL150-CL3000StandardASME, GB, DIN, JIS MaterialA105, A182F5 ... , Natural Gas, Electric Power, Shipbuilding, Pipe Projects etc.Typeslip on flange(SORF), weld neck flange, raised face (WNRF) Stainless Steel Flanges