Crosby H-Series Direct Spring Operated Safety Valves provide reliable overpressure protection for steam applications. Designed for durability and performance, these valves are a proven solution for comprehensive steam safety needs.

Crosby H Series Valves
ModelsHSL, HSJ, HE ISOFLEX, HCA ISOFLEX and HCI ISOFLEX
Sizes1 1/4” ~ 10”
ApplicationsBoilers, Economizers, Steam
Drums, Superheaters, Reheaters and more
ConnectionFlanged or welded inlet
Set Pressure15 to 6200 psig
Working Temperature610°C max
RatingsASME Boiler and Pressure Vessel Code Section VIII, Section XIII (UV Designator), Section I (V Designator)
Crosby H Series
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