Pressure Relief Valve

Approx. Rs 5,499 / PieceGet Latest Price

Water Pressure Relief Valves are engineered to safeguard pipelines, pumps, and equipment by automatically releasing excess pressure from water systems. Designed for both potable and industrial water networks, these valves ensure operational safety, prevent pipeline bursts, and maintain consistent pressure levels in water supply, treatment, and distribution applications.

• Type: Spring-Loaded / Pilot-Operated Pressure Relief Valve

• Body Material Options:
  ➤ Cast Iron / Ductile Iron / Carbon Steel / SS304 / SS316 / Bronze

• Size Range: ½" to 12" (DN15 to DN300)

• Pressure Range: 0.5 bar to 40 bar (7 psi to 600 psi) – adjustable

• Temperature Range: 0°C to +120°C (water service)

• End Connections:
   Flanged (ANSI B16.5 / DIN PN10-PN40)
   Threaded (BSP/NPT)

• Seat & Seal Material: EPDM / Nitrile / PTFE

• Valve Trim: Stainless Steel / Bronze

• Flow Media: Clean Water, Treated Water, Potable Water

• Optional Accessories: Drain Tap, Pressure Gauge, Silencer

 Suggested Image: Relief valve installed on a water line with an arrow showing pressure release outlet.

 Automatic Pressure Regulation
Opens precisely at preset pressure to discharge excess water

 Non-Slam, Smooth Operation
Prevents water hammer and protects downstream components

 System Safety Assurance
Protects pipelines, filters, pumps, and vessels from overpressure damage

 Adjustable Set Pressure
Easily field-adjustable to suit system requirements

 Low Maintenance Design
Corrosion-resistant internals with long service life

 Versatile Configurations
Available in angle or inline patterns, with horizontal or vertical mount options

 Suggested Image: Cross-section of valve body showing spring chamber and relief port.

✔️ Designed to ASME Section VIII, API 520 / 526
✔️ Tested to API 598 / EN 12266
✔️ NSF Certified (for potable water models)
✔️ CE, WRAS, and ISO 9001 certifications available
✔️ Supplied with Test Reports, MTC, and Pressure Calibration Certificates

 Suggested Image: CE/NSF marking, tag with pressure setting, and test stamp on valve.

 Municipal Water Supply & Booster Systems
 Industrial Cooling & Water Distribution Networks
 Water Treatment & Reverse Osmosis (RO) Plants
 Commercial Building Water Systems
 Laboratory & Utility Water Lines
 Boiler Feed and Thermal Expansion Relief

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Approx. Rs 7,999 / PieceGet Latest Price

Pressure Relief Valves (PRVs) are critical safety devices designed to protect pipelines, vessels, and equipment from damage due to excess pressure. Engineered for precision and durability, these valves automatically release pressure when system limits are exceeded—ensuring safe operation across a wide range of industrial applications.

• Valve Type: Spring-Loaded / Pilot-Operated / Balanced / Conventional

• Set Pressure Range: 0.5 bar to 400 bar (custom ranges available)

• Body Materials:
  ➤ Stainless Steel (SS304, SS316), Cast Steel, Carbon Steel, Bronze, Brass

• Trim Materials: SS304 / SS316 / Monel / Hastelloy / PTFE (soft seat optional)

• Orifice Sizes: ½" to 12" (15 mm to 300 mm)

• End Connections:
   Flanged (ANSI / DIN / JIS)
   Threaded (BSP / NPT)
   Socket / Butt Weld (on request)

• Temperature Range: -50°C to +450°C (material-dependent)

• Seat Type: Metal-to-Metal / Soft Seat (Leak-tight seal options)

• Blowdown Adjustability: Available on select models

• Accessories: Test Lever / Pressure Gauge Port / Lifting Device

Suggested Image: Pressure relief valve mounted on a vessel with a close-up of the spring mechanism and outlet.

• Automatic Overpressure Protection
  Opens instantly when pressure exceeds setpoint, closes once normal is restored

• Repeatable, Reliable Operation
  Precision-engineered springs and seats ensure consistent response

• Safe Discharge of Excess Pressure
  Protects personnel, equipment, and environment from hazardous overpressure

• Customizable Pressure Settings
  Factory set or field adjustable for specific process needs

• Leak-Tight Sealing
  Soft-seat options available for gas and liquid-tight applications

• Robust Construction
  Built to withstand harsh conditions and corrosive media

Suggested Image: Cutaway diagram showing seat, disc, spring, and outlet flow path.

• ✔️ Designed and tested per ASME Section VIII, API 526 / 520, ISO 4126, or DIN EN 12516

• ✔️ Factory tested and certified for pressure relief performance

• ✔️ Supplied with Test Certificates, Set Pressure Verification, and MTC

• ✔️ CE, IBR, and PED compliant (as applicable)

Suggested Image: Certification plate, name tag with set pressure details, CE/IBR markings.

• Steam Boilers, Pressure Vessels & Air Receivers

• Chemical & Petrochemical Processing Units

• Oil & Gas Pipelines and Storage Systems

• Pharmaceutical & Biotech Reactors

• Water Treatment, RO & Utility Plants

• Power Plants, Generators & Compressors

Approx. Rs 18,999 / PieceGet Latest Price

Pressure Cum Vacuum Relief Valves (PVRVs) are engineered to safeguard storage tanks and process vessels against both overpressure and vacuum conditions. Designed to automatically open at preset limits, these valves maintain system integrity by allowing air in or out, preventing structural damage and maintaining product purity.

• Valve Type: Pressure and Vacuum Combination Relief Valve

• Body Material Options:
  ➤ Carbon Steel (WCB), Stainless Steel (SS304 / SS316), Aluminum, Cast Iron, PVC (for corrosive media)

• Size Range: 2" to 12" (DN50 to DN300)

• Connection Type:
   Flanged – ANSI B16.5 / DIN PN10–PN40
   Screwed – BSP / NPT (for smaller sizes)

• Pressure Setting Range:
  ➤ +10 mbar to +700 mbar (pressure relief)
  ➤ -2 mbar to -500 mbar (vacuum relief)

• Seal Options: PTFE, Viton, Nitrile, EPDM

• Disc & Spring Material: SS304 / SS316 / Hastelloy (on request)

• Temperature Range: -40°C to +200°C

• Design Type: Dead Weight / Spring Loaded / Pilot Operated

 Suggested Image: A cutaway showing both pressure and vacuum ports with labeled discs and springs.

Dual Relief Function
Single unit performs both pressure and vacuum relief, reducing installation footprint

Tank & Process Safety
Protects against implosion and overpressure due to thermal expansion or pumping operations

Clean Venting Operation
Maintains sealed conditions until activation – prevents loss of vapor or contamination

Adjustable Set Points
Tailored relief settings for precise pressure/vacuum protection per application

Rugged, Corrosion-Resistant Construction
Designed for harsh chemicals, weather, and process media

Minimal Maintenance Design
Easy access to internals for inspection and calibration

 Suggested Image: Atmospheric tank with PVRV installed and airflow arrows for in/out.

✔️ Designed as per API 2000, ISO 28300, and ASME Section VIII
✔️ Factory-calibrated and pressure-tested
✔️ Supplied with MTC, Calibration Certificate, and Test Reports
✔️ CE, ATEX, and IBR certifications available (on request)

 Suggested Image: Nameplate showing set pressure, vacuum range, CE/IBR/ATEX stamps.

 Atmospheric & Low-Pressure Storage Tanks
 Chemical & Petrochemical Storage Facilities
 Fuel Terminals & Loading Racks
 Water & Wastewater Treatment Plants
 Pharmaceutical & Food-Grade Storage
 Solvent, Oil & Alcohol Tanks

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