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Golden Steel Material is a premier ISO-certified stockist based in Al Jubail. We supply high-performance pipes, fittings, valves, and flanges to the Oil & Gas and Industrial sectors across Saudi Arabia and the GCC.

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Relief And Safety Valve

Relief And Safety Valve
Design Standards: ASME Section I & VIII, API 520, API 526, API 527
Valve Types: Spring Loaded, Pilot Operated, Bellows Balanced
Service Media: Steam, Gas, Vapor, Liquid, Thermal Relief
Pressure Ratings: Class 150# to 2500#, PN10 to PN420
Set Pressure Range: 0.5 bar to 400 bar (Customizable)
Body Materials: WCB, WC6, LCB, CF8M, Monel, Hastelloy
End Connections: Flanged (RF/RTJ), NPT Threaded, Buttweld
Certifications: ASME UV/V Stamp, CE/PED, SQL, National Board
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Relief and Safety Valves serve as the final line of defense in industrial piping systems, designed to protect life, property, and the environment by automatically discharging media when internal pressure exceeds a predetermined set point. While safety valves are typically characterized by a rapid "pop" action for steam or gas service, relief valves generally open proportionally to the pressure increase, making them ideal for liquid applications. These critical safety components prevent catastrophic equipment failure, vessel rupture, and system overpressurization, ensuring operational integrity across high-risk industrial environments.

Our comprehensive range is engineered and tested in accordance with ASME Section I & VIII, API 520, and API 526 standards. We provide a variety of configurations, including conventional spring-loaded designs for standard applications, balanced bellows for systems with variable backpressure, and pilot-operated valves for high-capacity requirements with narrow operating margins. Built with high-performance materials such as WCB, Stainless Steel, and exotic alloys, our valves offer precision-calibrated performance and seat tightness (per API 527) for the oil refineries, power plants, and chemical processing facilities throughout Saudi Arabia.



Relief And Safety Valve Features

  • » Precision Overpressure Protection: Engineered to provide immediate and accurate response to pressure surges, protecting critical vessels and piping from catastrophic failure.
  • » ASME Certified Performance: Manufactured and tested in full compliance with ASME Section I and VIII standards, ensuring certified flow capacities and safety reliability.
  • » Versatile Valve Configurations: Available in conventional spring-loaded, balanced bellows (for backpressure compensation), and pilot-operated designs for high-efficiency operation.
  • » Bubble-Tight Seat Integrity: Features precision-lapped seating surfaces that meet or exceed API 527 standards for seat tightness, minimizing product loss and fugitive emissions.
  • » Robust Material Selection: Offered in a wide range of metallurgy, including Carbon Steel, Stainless Steel, and Monel, to handle corrosive, high-temperature, or cryogenic media.
  • » Field-Adjustable Set Pressures: Equipped with secure, tamper-proof adjustment mechanisms allowed for precise field calibration to meet specific process safety requirements.
  • » Thermal Relief Capability: Specialized small-orifice designs are available specifically for thermal expansion relief in liquid-filled lines and heat exchangers.
  • » Ease of Maintenance: Designed with simplified internal components to allow for straightforward inspection, lap-grinding, and recalibration during scheduled plant turnarounds.

Relief And Safety Valve Specification

Design Standards

  • Codes: ASME Sec I & VIII, API 520, API 526
  • Flanges: ASME B16.5
  • Face-to-Face: API 526 (Standardized dimensions)
  • Seat Tightness: API 527

Pressure Specs

  • Pressure Class: Class 150# to 2500#
  • Set Pressure: 0.5 Bar to 400 Bar
  • Backpressure: Up to 80% of set pressure
  • Cold Diff. Test: Calibrated for temp compensation

Valve Architecture

  • Spring Loaded: Conventional / Balanced Bellows
  • Pilot Operated: Pop Action / Modulating
  • Orifice Sizes: D through T (API 526)
  • Bonnet: Open (Steam) or Closed (Gas/Liquid)

Materials

  • Body: WCB, WC6, LCB, CF8M, Monel
  • Nozzle/Disc: Stainless Steel + Stellite Gr. 6
  • Spring: Alloy Steel, Tungsten, Inconel
  • Bellows: 316L, Inconel 625, Hastelloy

Service Limits

  • Media: Air, Gas, Steam, Vapor, Liquids
  • Temperature: -196°C to +538°C
  • Inlet Size: 1/2" to 12"
  • Outlet Size: 1" to 16"

Accessories

  • Lifting Gear: Plain Lever / Packed Lever
  • Monitoring: Proximity Sensors / Test Gags
  • Drains: Body Drain Plugs / Vent Bug Screens
  • Stamps: ASME UV, NB, CE-PED

Relief And Safety Valve Detailed Specifications

Valve Type Specifications/Description
Pressure Relief Valve Automatically releases excess pressure to maintain safe operating levels, preventing equipment failure.
Pilot Operated Safety Valve Utilizes a pilot mechanism to regulate flow, ensuring precision in high-pressure applications.
Safety Relief Valve Discharges fluid in case of overpressure, providing a quick response to maintain system integrity.
Angle Pressure Safety Valve Configured at an angle, allowing for compact installation and effectiveness in horizontal piping systems.
Open Bonnet Safety Valve Allows for easy inspection and maintenance while ensuring effective sealing against pressure.
Close Bonnet Safety Valve Provides enhanced sealing to prevent contamination from external elements, suitable for various applications.
Stem Control Safety Valve Uses a stem mechanism to effectively manage fluid flow and maintain pressure levels.
Spring Loaded Safety Valve Utilizes a spring mechanism to maintain set pressure levels, offering simplicity and reliability in operation.
Pressure Safety Valve Designed to release pressure when it exceeds a set limit, ensuring system safety.
Pilot Operated Pressure Relief Valve Features a pilot-controlled design for enhanced accuracy in maintaining safe pressure levels.
Pop Up Type Pressure Relief Valve Provides immediate release of pressure when it exceeds a predetermined limit, ensuring safety in various industrial applications.

Industrial Locations & Keywords

Industrial Locations & Keywords
Riyadh Industrial Cities (1st, 2nd, 3rd & Sudair)
Jeddah Industrial Cities (1st, 2nd & 3rd)
Dammam Industrial Areas (1st, 2nd & 3rd)
Jubail Industrial City
Yanbu Industrial City
Rabigh Industrial City
Al Khobar Industrial Area
Al Ahsa Industrial City
Madinah Industrial City
Makkah Industrial City
Taif Industrial City
Tabuk Industrial City
Jazan Industrial City
Industrial supplier in Saudi Arabia
Pipe fittings supplier in Jubail / Dammam / Riyadh
Flange and valve supplier Saudi Arabia
Fast delivery industrial materials KSA
Global Footprint

We Supply To 60+ Countries

UAE UAE
Saudi Arabia Saudi Arabia
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UAE UAE
Saudi Arabia Saudi Arabia
USA USA
UK UK
Germany Germany
India India
Italy Italy
France France
Spain Spain
Brazil Brazil
South Africa South Africa
Russia Russia
Japan Japan
South Korea S. Korea
Malaysia Malaysia
Singapore Singapore
Netherlands Netherlands
Turkey Turkey