You are here: Home Products Albion Valves (International) Ltd Pressure Control Valves ART 642 ART 642 Datasheet BIM IOM Gunmetal 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