We built and exported 20 ea H2 type positive choke 3 1/8" 5K to our good customer from Iraq, here is details as below:
Positive choke - Fixed choke, 3 1/8" 5.000 PSI fixed type H2, class DD-sour Service, specification level PSL3, Designation 60k, Inlet conection flange 3 1/8" 5K, outlet conection flange 3 1/8"5K temperature (0°F to 250°F) spesification API 6A with monograms