You are here: Home Products Albion Valves (International) Ltd Pressure Control Valves ART 645 FL ART 645 FL Datasheet IOM Gunmetal Safety Valve DIN Flange PN16. EPDM Diaphragm. Connection DIN Flange PN16 x BSP Parallel (ISO 228/1) Pressure Max Pressure: 16 Bar. Set Pressure: 0.5 to 16 Bar Temperature -50°C to +195°C Approvals WRAS Approved Add to brochure Add to enquiry