... in industry water and sea waterKey Features 1.Type of pressure:150,300,450,600,800,1000PSI2.Type of length:1 ... be customized. Technical requirements 1.The manugacturing method of our FRP pressure vessel(membrane housing) is in accordance with the standard JC692-1998 ... ;2.Desigh for the pressure pf the FRP pressure vessel(membrane housing)is150,300,450,600,800,1000PSI. And ...