Size Range: DN50-DN600 End Flange: EN 1092-2 PN10/PN16 Working pressure PN10/16 Working temperature -10â?? - +80â?? Design: EN1074-3 Face to face: EN558-1 Test Standard: EN 12266-1 Coating: Inside & outside fusion bonded epoxy Application: water, sewage, neutral liquid and pump station -