Features Lugged wafer short type, bolting between flanges with possibility for downstream pipe dismantling as end of line valve. Bubble tight shut-off shut off, low torques and long life. Tow piece shaft with spline, easy for change of disc, shaft, seat and exclude any leakage from conventional taper pin. The seat and disc are only parts in contact with the medium. Fave to face according to ISO5752 Series 20(DIN3202K1, AP1609) Actuator Flange to ISO5211 Technical data Pressure Class: Full vaccum to PN16 as end fo line no more than PN10. Size: DN40-DN800(1.5" to 32") Temperature range: -40?C to +210?C Flange accommodations: PN10/16, ASME125 Material Body: Ductile iron Disc: Stainless steel, Ductile iron nickle plated, Ductile iron rilsan coated, Aluminium bronze Seat: NBR, EPDM, FPM