Valves

NPT Valves to 15,000 psi (1,034 bar)

PSI Specialties offers a complete line of NPT Needle Valves

Sizes: 1/4, 3/8, 1/2, 3/4 and 1 inch NPT Connection

Medium Pressure to 20,000 psi (1,380 bar)

PSI Specialties offers a complete line of Medium Pressure Needle Valves.

Sizes: 1/4", 3/8", 9/16", 3/4" and 1" Medium Pressure Connections Available

Medium Pressure Valves feature:

Rising stem design
316 L (1.4404) wetted parts for excellent corrosion resistance. Standard valves are supplied with Teflon/Carbon packing and may be operated to 450F (230C)
Metal-to-metal seating achieves bubble-tight shut-off, longer stem and seat life, greater durability for repeated open and close cycles. PTFE and carbon packing with metal back-up rings
Offers reliable stem to body sealing.
Non-rotating stem prevents stem to seat galling.
Stem sleeve and packing gland materials have been selected to achieve optimum thread cycle life and reduced handle torque.All stem sleeve threads are rolled, assuring smooth operation.
Safety weep holes for all pressure connections and packing area.

High Pressure to 60,000 psi (4,140 bar)

Whatever your high pressure needs, PSI is the source. We supply a complete line of high pressure Needle Valves in both 30K and 60K WP.

Sizes: 1/4", 3/8" and 9/16" inch High Pressure Connections