All PGI Power Valves conform to ANSI B31.1 Power Piping Code. Valve temperature and pressure ratings are ASME Class 2500, and materials conform to those listed in the ASTM specifications. Hydrostatic testing is performed in accordance with MSSSP-61 and includes a shell test at 1.5 times the rated design pressure and seat(s) leakage test at 1.1 times the maximum pressure rating.

Socket weld connections are available, packing is below stem threads and bonnet lock plates are standard on all valves and manifolds.

OS&Y bonnets available.

Orifice Sizes   .187" .250" .375" Connections       1/2" FNPT 1/2" MNPT 1/2" FNPT x Flange Flange x Flange Materials   ASTM A-105 Carbon Steel ASTM A-479 316 SS Pressure Up to 6,170 PSI (425 Bar) Temperature Up to 1,000°F (538°C) Packing GrafoilŽ Seats CarbideŽ Ball