Founded in 1874, Crosby’s earned leadership in overpressure protection has supported its customers’ safety and productivity for 125 years. From whistles, gages and safety valves on original steam locomotives to the high demands of today’s nuclear, chemical, refining and power industries, Crosby is there.

Crosby supports a wide range of heavy industry applications, and is known for its "beyond limits" approach to unique customer applications. They also maintain the industry’s most extensive high-flow facilities for valve testing on air, steam and water.

Crosby’s field service and Pressure Management Center network is available to serve you. Crosby’s pressure management products are specifically designed for your exacting demands. Style JOS-E/JBS-E: the world’s most widely used and trusted top-loaded, flanged PRV. Series 800, 900, BP OMNI-TRIM: screwed or threaded, this economical precision lapped metal or soft-seat PRV provides the ultimate in seat tightness. Crosby H Series: power plants throughout the world are now experiencing the benefits of this re-engineered product.

HE

Isoflex

Direct Spring Operated Valve

HL Low Pressure Steel Safety Valve

800 OMNI TRIM

Direct Spring Operated Valve

Direct Spring Operated Safety Valves
(ASME Boiler & Pressure Vessel Code Section I)

 

             ■ Style HCI Isoflex 

 

             ■ Style HE Isoflex 

 

             ■ Style HSJ

HCI

Isoflex

Direct Spring Operated Valve

Low Pressure Steel Safety Valve

 

The Crosby Style HL Low Pressure Steel Safety Valve for steam applications. The Style HL brings the industry a modern, low cost alternative to the current industry standard that has been around since 1879.

 

· Style HL 

 

· Sizes: 1.25" F 1.5" thru 6Q8 

 

· Inlet Ratings: CL 300, CL 600 

 

· Pressures to 600 psig (41.39 barg) 

 

· Temperatures to 1000°F (538°C)

Specialty Valves
 

· Style HPV-ST 

 

· Style JQ

 

· Style PVR

Flanged Pressure Relief Valves          Threaded Pressure Relief Valves           Steam Safety Relief Valves

Direct Spring Operated Pressure Relief Valves
(ASME Boiler & Pressure Vessel Code Section VIII)

 

                          ■ Style JOS-E 

 

                          ■ Series 800 and 900 OMNI TRIM 

 

                          ■ Series BP OMNI TRIM