api 5000API 6A TYPE 6B 5000 PSI Blind pipe flanges are used to seal the end of a piping system or pressure vessel openings to prevent flow.API 6A TYPE 6B 5000 PSI Blind flanges are mainly used for pressure testing the flow of liquid or• API 5000™ LCMSMS System • Turbo V™ source with ESI probe • Gas and source parameters: CUR: 20 psi, GS1: 40 psi, GS2: 40 psi, TEM: 350°C, CAD: 7, IonSpray voltage