56 Series provides accurate flow control that allows customers to have consistent injection rates over the life of the well. It is engineered for offshore chemical injection.

Maximum Inlet Pressure

15,000 psig / 1034 bar

Outlet Pressure Ranges

200-15,000 psig / 13.8-1034 bar
(non-adjustable spring bias pressure: 175-200 psig / 12-13.8 bar)

Body Material

316 Stainless Steel, Nitronic 60

Seat Material

Main Valve: Vespel® SP1, 17-4 Stainless Steel

O-Rings

Kalrez®

Back-up Rings

CTFE, Teflon®

Remaining Parts

300 Series Stainless Steel, 17-4 Stainless Steel and Nitronic 60

Port Size & Type

56-2100, 56-2101: 3/8
56-2200, 56-2201: 1/4

Operating Temperature

-15°F to 165°F / -26°C to 74°C

Weight (approximate)

56-21XX: 18.26 lbs / 8.28 kg
56-22XX: 9.09 lbs / 4.12 kg