... ,P:up to 40bar 2,S:up to 20m/s 3,T:-30 to 180 centigrade degree Operating ConditionsPressure: Up to 40bar or 580psiSpeed ... : Up to 20m/s or 66ft/sTemperature:-30°C to 180°C or -22°F to 356°Fdepending ... .Secondary seals: NBR, Viton, EPDMSpring and others:SUS304, SUS316, etc equivalent to john crane 502