You are here: Home Products Albion Valves (International) Ltd Pressure Control Valves ART 645 ART 645 Datasheet BIM IOM Gunmetal High Discharge Safety Valve. EPDM Diaphragm. Other diaphragms available, see datasheet. Connection BSP Parallel F/F Ends (ISO 228/1) Pressure 16 Bar Rated Set Pressure: 0.5 to 16 Bar Temperature -50°C to +195°C Approvals WRAS Approved Add to brochure Add to enquiry