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Fisher Control Valves
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AEV Severe Service Isolation Valves
Crosby Safety Relief Valves
Anderson Greenwood Safety Relief Valves
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Hydro-Thermal
dataPARC
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Control Valves
Globe Valves
Three Way Valves
Rotary Valves
Sanitary Valves
Engineered Products
Steam Conditioning & Desuperheating
Control Valves
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Isolation Valves
Triple Offset Valves
Butterfly Valves
Ball Valves
Gate Valves
Globe Valves
Check Valves
Angle Valves
Lined Valves
Knife Gate Valves
Isolation Valves
Back
Pressure Management
Regulators
Pressure Relief & Safety Valves
Flame and Detonation Arrestors
Tank Vents and Hatches
Bulk Storage and Transport Equipment
Steam Traps
Pressure Management
Back
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Digital Valve Controllers
Discrete Valve Controllers
Level Sensors and Controllers
Configuration & Diagnostic Software
Positioners
Pneumatic Pressure Controllers
Transducers
Controllers Instruments Accessories
Switches & Position Sensors
Accessory Valves
Boiler Level Instrumentation
Jet Pumps / Eductors
Valve Controllers & Instruments
Back
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Pneumatic Actuators
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Safety Instrumented Systems
SCADA Systems
BioReactor Control Systems
Control and Safety Systems
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Machinery Health Management
Asset Monitoring
Field Device Management
Operations Analytics
Asset Reliability
Back
Operations and Business Management
Manufacturing Execution Systems
Midstream Oil and Gas Applications
Reservoir Management Software
Upstream Oil and Gas Applications
Digital Twin Software
Operations and Business Management
Back
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Air Preparation
Cylinders & Actuators
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Products
Pressure Management
Pressure Relief & Safety Valves
Sempell Model SOH High Pressure Steam Safety Valve
Overview
High pressure safety valve for boiler protection with welding end or flanged connections
Sempell Model SOH High Pressure Steam Safety Valve
Specs
Size Inlet:
DN 40 – DN 250
NPS 1 ½? – NPS 10?
Temperature Range:
Up to +700 °C / +1300 °F
Set Pressure:
10 – 320 bar
Orifice Diameter:
17.5 ?–160 mm
Design:
Open bonnet, balanced piston, pneumatically assisted
Body Material:
1.0460/SA105
1.0619/SA216 WCB
1.7335/SA182 F12
1.7357/SA217 WC6
1.7380/SA18 F22
1.7379/SA217 WC9
1.4903/SA182 F91
1.4901/SA182 F92
Other materials available on request
Accessories:
Position indicator
Resources
All
Brochures
Data Sheets & Bulletins
PDF
Size: 4.3mb
Brochures
Product Brochure: Pressure Relief Valves Product Overview - Europe, Anderson Greenwood, Crosby, Marston, Sempell-EN
PDF
Size: 4.9mb
Brochures
Product Brochure: Pressure Relief Valves Product Overview Brochure, Anderson Greenwood, Crosby, Sempell-EN
PDF
Size: 3.8mb
Brochures
Product Brochure: Sempell Overview Brochure, Sempell-EN
PDF
Size: 496kb
Data Sheets & Bulletins
Data Sheets: HIGH PRESSURE STEAM SAFETY VALVE - MODEL SOH, Sempell-EN
Features
High tightness up to set pressure due to supplementary load
Smooth operation (no forces by popping)
Rigid body design
Self-aligning spring assembly
Low friction, spring compression
Mechanical lift stop ensures functional stability
Locking for hydrostatic test without additional parts
High allowable back pressure