Norm: DIN 2353 / ISO 8434-1 and -4.
Allowed working temperature: -55°C to +400°C. (DIN 17440)
Temperature related pressure reduction: +50°C = -4,5%, +100°C = -11%, +200°C = -20%, +300°C = -29%, +400°C = -33%.
O-ring: Viton. Temperature range Viton: -25°C til +200°C.