
Sapag Series 9100 Safety Relief Valves
Sapag Series 9100 high‑performance safety valves protect large boilers and superheaters, ASME Section I certified.
Key Features
- National Board Certified to ASME I (3% overpressure, 2 to 4% adjustable blowdown)
- A true main steam valve for boilers and superheaters
- Butt welded (BW) or flanged inlet
- Hard faced seat
- 2 adjusting rings
- Thermally balanced disc
- MONEL piston and guide
- Disc loaded at seat level
- Factory setting on steam
- Sapag Series 9100 Safety Relief Valves has been discontinued. Please page down to locate product literature.