Bailey 716ESL Safety Relief Valve (EDPM Disc with Lifting Lever – Suitable for Water & Gas Service (not Air))

Technical Specifications

Sizes Available: 1/2" (DN15), 3/4" (DN20), 1" (DN25), 1.1/4" (DN32), 1.1/2" (DN40), and 2" (DN50) Connections: Female BSP Inlet x Female BSP Outlet Materials: Gunmetal Body, Bonnet: Plastic (PA6) for sizes up to DN32; from DN40 onwards, Gunmetal Disc: NBR Diaphragm & Seals Suitable Media: Gases and Liquids, including potable water, neutral non-viscous fluids, compressed air, nitrogen, and non-combustible gases. Please note: Not suitable for steam. Maximum Inlet Pressure: 16 Barg Outlet Pressure Range: 0.2 to 2 Barg Cv Range: [insert specific Cv range] Temperature Tolerance: Up to 100°C Certifications: PED 97/23/CE Category I Additional Features: Integrated gauge ports and an integral strainer. For optimal sizing, utilise our sizing calculator found in the TECHNICAL INFO section on the menu bar above.

The FSSUMSU Sealed Unit Rupture Discs feature a convenient threaded connector and comprise two parts that house a calibrated rupture disc. This rupture disc is meticulously inserted into a threaded and sealed container, making it easy to mount small discs within plants. Designed for reliability, these units simplify handling, eliminating the need for specialised personnel. FSSUMSU sealed units are adept at managing both gases and liquids, even in cyclical and pulsating conditions. They respond to over-pressure in mere milliseconds, offering essential protection for plants, plant equipment, and containers.

Specifications

Sizes: DN3 to 1.1/2" (DN40)

Materials: Stainless steel

Rupture Pressure: 20 - 1150 bar g (subject to material and diameter)

Tolerance: +/- 5% to +/- 10%

Temperature: Up to 480°C

Operating Margin: 80%

Vacuum Support: No

Fragmentation: Yes (available without fragmentation in a special execution)

Use under Valve: No

Corrosion Resistance: Very good

Container: Included for direct mounting

PED Certification (CE Mark): Available

To request your rupture disc, please download our Rupture Disc Request Form. Once completed, kindly send it to sales@flowstar.co.uk.

Features & Benefits: High-quality bronze body with integral seating surfaces, inside screw pattern with non-rising stem. Kitemarked to BS EN 12288 and WRAS approved for potable water (1/2"–2") up to 85ºC.

Specification: Kitemarked BS EN 12288:2010, WRAS approved, FOCS 4PMV threaded bonnet, one-piece wedge, taper threaded BS EN 10226 (NPT optional 1/2"–4"), lockshield available up to 2".

Pressure/Temperature Rating: BS EN 12288 PN20 Series B, 9 bar at 180ºC, 20 bar from -10 to 100ºC.