Pressure Safety Valve

Pressure-containing equipment in Egypt's hydrocarbon sector requires dependable protection against pressure exceeding the allowable operating limit. Pressure Safety Valve Suppliers in Egypt provide automatically operated valves that discharge excess fluid when the predetermined set pressure is reached, helping protect vessels, pipelines and process equipment during abnormal pressure conditions.

Key Features

• Overpressure protection - Limits pressure rise in protected equipment.

• Automatic opening - Operates when the set pressure is reached.

• Automatic reseating - Closes after pressure returns to an acceptable level.

• Spring-loaded design - Suitable for conventional gas, vapour and liquid applications.

• Pilot-operated options - Can be used for selected high-capacity or specialised services.

• Balanced configurations - Bellows or balanced designs can be selected where back pressure requires consideration.

• Various discharge arrangements - Suitable configurations can accommodate closed or open discharge systems.

Technical Specifications

Materials & Components

Body Materials

• ASTM A216 WCB (Carbon Steel)

• ASTM A351 CF8M / CF8 (Stainless Steel)

• ASTM A217 WC6 / WC9 / C5 (Alloy Steel)

Internal Components

• Disc & Seat: ASTM A182 F316 / Hardened Alloy / Stellite Hardfacing

• Stem: Stainless Steel

• Spring: Alloy Spring Steel / Stainless Steel

• Bellows: Stainless Steel 316L / Alloy 625

• Gaskets: Graphite / PTFE / Application-Specific Material

• Bolting: ASTM A193 B7 / B8M (Alloy Steel / Stainless Steel)

Applications in Egypt

Pressure safety valves are especially relevant to Egypt's oil and gas production, gas processing, refineries, petrochemical facilities and hydrocarbon storage systems. Egypt has specific pressure-equipment regulations for installations within the hydrocarbon sector, covering pressure equipment integrated into oil and gas facilities.

They can also be used on process vessels, compressed-gas systems and industrial pressure equipment where protection against excessive pressure is required.

Standards

For hydrocarbon facilities, API 520 and API 521 are widely used for pressure-relief device selection, sizing and installation. ISO 23251 also covers pressure-relieving and depressuring systems for refineries, petrochemical plants, gas plants, LNG facilities and oil and gas production facilities.