LESER IN THE UNITED KINGDOM

Solutions for the Liquid Industry
Compact and highly efficient
We are Seetru in India

The Seetru Range of Safety Valves for Liquids
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Quick Links:
Safety Relief Valves | Pressure & Temperature Relief Valves
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The Seetru range of safety valves for liquid applications has been designed to be compact and highly efficient. The bubble-tight sealing performance makes these valves suitable for many liquid applications including hydraulic systems, pumping systems, thermal relief, chemical storage, waste-water management, oil transfer, petrochemical industry, fire fighting equipment, and water cooling systems. Suitable for temperatures up to 250°C
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The valves comply with the requirements of the Pressure Equipment Directive, PED (CE marked). This range of valves has the option of either elastomer sealing or metal-to-metal sealing
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Safety Valves suitable for the following industries/applications:
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Pumping systems and Hydraulic systems
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Thermal relief
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Waste water management
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Oil transfer
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Petrochemical industries
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Fire fighting equipment
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Water cooling and feeding systems
Safety Relief Valves for Liquids
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Seetru LGS Safety Relief Valves (Pressure Relief Valves) are suitable for Liquid, Gas and Steam applications
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Design: Enclosed Discharge. Dual-guided spindle and the Seetru Rock-Seal™ Technology
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Materials: Bronze
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Inlet Connections: 1/2" to 2 1/2" BSP female connections (1/2" to 2" BSP for LGS HI-FLOW)
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Pressure Range: 0.2 to 24 bar
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Design: Enclosed Discharge. Larger Outlets to enable Larger Flow
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Materials: Bronze
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Inlet Connections: 1/2" to 2
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1/2" BSP female connections
Pressure Range: 0.2 to 24 bar
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Design: Enclosed Discharge
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Bronze or Stainless Steel
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Inlet Connections: 3/8” to 2”
0.7 to 30.0 bar
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Design: Enclosed Discharge
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Materials: Stainless Steel
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Inlet Connections: 3/8” to 2”
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Pressure Range: 0.7 to 30 bar
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Enclosed Discharge Safety Relief Valves
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Brass inlet with either Bronze or Stainless Steel body with Metal to Metal sealing
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Inlet Connections from 1/2" to 2" BSP, BSPT or NPT (depending on valve bore size)
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Set Pressures from 0.3 to 36.0 bar (depending on valve bore size)
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Design: Enclosed Discharge
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Stainless Steel Construction with Metal to Metal sealing
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Inlet Connections from 1/2" to 2" BSP, BSPT or NPT (depending on valve bore size)
Set Pressures from 0.3 to 36.0 bar (depending on -
valve bore size)
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Design: Enclosed Discharge
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Materials: Stainless Steel
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Inlet Connections: DN15 (1/2), DN20 (3/4”) or DN25 (1”) flange – DIN EN1092 and ANSI flanges are available
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Pressure Range: 0.3 to 33.0 bar (depending on bore size)
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Design: Enclosed Discharge
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Materials: Stainless Steel
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Inlet Connections: 1/2” to 1” TRI-CLAMP
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Pressure Range: 0.7 to 30.0 bar
Looking for Pressure & Temperature Relief?
Seetru has the answer...
Seetru P3W Relief Valves

Pressure & Temperature Relief Valves for Hot Water
Protection against both excess temperature as well as over pressurisation
Discover more about Seetru P&T Relief Valves
The Seetru P3W Pressure & Temperature valve provides protection against both excess temperature as well as over pressurisation. The valve will automatically discharge hot water at a predetermined set pressure and/or temperature. Each of the lift mechanisms will work independently of each other. The valve is designed to be used in hot water boiler applications.
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Size range: 1/2” (DN15) to 2 1/2” (DN65)
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Set Pressure Range: 0.4 to 12.5 bar
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Set Temperature: 90 – 95°C
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BSP taper male inlet connections
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BSP parallel outlet connections
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WRAS-approved PTFE valve seal and silicone diaphragm
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Sealed lever
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WRAS Approved (all sizes and pressures) – certificate number 2011005
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Designed in accordance with BS EN 1490 (Building valves. Combined temperature and pressure
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relief valves. Tests and requirements)
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Valves supplied pre-set at the required set pressure and temperature
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Test certificate supplied free of charge







