Standard: EN 593 End flange: EN 1092 Series SHD gear operated double flanged butterfly valve, concentric duoble flanged butterfly valve:SizeDN50-DN2400Design StandardEN593End flangeANSI B 16.1, EN 1092Face to faceEN 558-1 series13/20Top flangeISO 5211Normal pressurePN1.0/1.6MPa (150/200PSI) Series 13 BodyHT200, A126 CLASS B, QT450-10, A536 65-5-12, WCBDiscDI, ALB, CF8, CF8M, 1.4529Stem416, 420, ...