Butterfly valve with spline key Technical: Size: 2"-12" Nominal Pressure: PN10/PN16 Test Pressure Sealing: PN11/PN17.6 Shell: PN15/PN24 Working Temperature: -15deg C~150deg C Suitable Mediums: Water,Steam,Oils Standard: Design Standard: EN593 API609 Face To Face: ISO5752 API609 EN558-1 DIN3202-K1 MSS SP-67 Body Flange Drilling: ISO7005-2 EN1092-2 AS2129 JIS10K/20K Top Flange: ISO5211 Test Standard: ISO5208 API598 contact: tjvalve@tjtvt.com