The Spirax Sarco series BRV71 direct acting  pressure reducing valve is an economical solution for reducing steam  or air pressure to process equipment. The BRV71 is suitable for pressure ratings up to 232 PSI.
Simple adjustable outlet pressure
Available in sizes 1", 1-1/4", 1-1/2", and 2"
ANSI/FCI 70 Class IV Shutoff
Turndown of 10:1