Hattersley Fig 81HU PN10 Gland Cock

The Berluto DRV678SW Seawater Reducing Valve has been expertly designed for applications involving seawater, making it ideal for use on vessels, oil platforms, and in desalination facilities.

**Specifications**

**Sizes:** 3" (DN80), 4" (DN100), 5" (DN125), 6" (DN150) **Connections:** DN80 flanged PN25; flanged PN16 for sizes DN100 and above **Materials:** Red Bronze Body / Bonnet: Brass up to DN32, then Cast Iron from DN40 **Disk:** Joints & Seals: Diaphragm: NBR; Seals: NBR **Medium:** Seawater **Inlet Pressure (Max):** 16 Barg **Outlet Pressure Range:** 0.5 to 9 Barg **Cv Range:** [Specify the Cv range if available] **Temperature:** Maximum 75°C **Approvals:** PED 97/23/CE category I

**Notes:** (a) Includes built-in gauge ports and integral strainer (b) Minimum pressure drop from inlet to outlet: 1 Barg (c) For precise sizing, please refer to the sizing calculator in the TECHNICAL INFO section of the menu above.

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**Features & Benefits** - Horizontal swing pattern for optimal fluid flow - Durable and high-quality bronze construction - Available with various disc materials to suit different requirements - Tapered threads compliant with BS EN 10226 ISO 7-1 (BS 21) - WRAS approved for use at temperatures up to 85°C **Specification** - Designed with a horizontal swing pattern for effective operation - Comes with a threaded cover for secure fitting - Alternative disc materials are available to meet specific applications - Ends are threaded to comply with BS EN 10226 standards - Suitable for installation in both horizontal and vertical pipes (with vertical flow directed upwards) **Pressure/Temperature Rating** - Conforms to BS 5154:1991 PN25 standards - Capable of withstanding pressures of 25 Barg at temperatures ranging from -10°C to a controlled maximum of 90°C This comprehensive description not only highlights the key features and benefits of the product but also optimises it for search engines, ensuring better visibility for customers seeking reliable and high-quality valve solutions.

**Altecnic / Caleffi 314 Relief Valve - A314437CST** The Altecnic / Caleffi 314 Relief Valve - A314437CST is an essential component designed for use in heating systems, domestic water systems, and hydraulic systems. Manufactured by Caleffi S.p.A., this safety relief valve adheres to the critical safety standards outlined in Directive 97/23/CE from the European Parliament and the Council of the European Union, ensuring compliance for pressurised equipment across member States. The 314 series safety relief valves are vital for pressure control in heating systems, including hot water storage units in both hydraulic and domestic water systems. When the system reaches the predetermined pressure, the valve activates, discharging to prevent potentially dangerous pressure buildups that could threaten the generator and installed components. **Product Specifications:** - **Size:** 1/2" x 15mm - **Connections:** BSP Male Inlet - **Materials:** Brass - **Medium:** Air and Water - **Set Pressure:** 3 Barg - **Discharge Flowrate:** 142.1 kg/hr - **Max Boiler Rating:** 82.5 kW - **Temperature Range:** +5 to +110°C - **Product Code:** A314437CST - **Certifications:** WRAS approved, CE marked For reliable and efficient pressure regulation in your systems, trust the Altecnic / Caleffi 314 Relief Valve - A314437CST. Its robust construction and compliance with industry standards make it an indispensable choice for both domestic and hydraulic applications.