Piston check valve with nominal pressure: PN16, face-to-face dimension to EN 558-1, series 1, flange connection PN16 with coarse sealing strip type B1, EN 1092-2, body made of grey cast iron EN-JL1040, disc cone made of stainless steel 1.4028, seat made of stainless steel 1.4006, spring made of stainless steel 1.4057. Cover seal made of graphite, operating temperature range +2°C to +300°C, Kvs: 7.4 m³/h
Lift check valve DN 20 spring-loadedPiston check valve with flange connection PN25 with coarse sealing strip type B1, EN 1092-2, face-to-face dimension to EN 558-1, series 1, body made of spheroidal graphite cast iron EN-JS1025, disc cone made of stainless steel 1.4028, seat made of stainless steel 1.4006, spring made of stainless steel 1.4057, gasket made of graphite, operating temperature range +2°C to +350°C, Kvs: 7.4 m³/h
Lift check valve DN 20 made of stainless steelPiston check valve with nominal pressure: PN40, face-to-face dimension to EN 558-1, series 1, flange connection PN10/16/40 with type B1, EN 1092-1, body/cover made of stainless steel 1.4408, disc made of F316, spring made of stainless steel SSS316. Cover gasket made of SSS304 + graphite, operating temperature range -10°C to +450°C
Gestra RK44 disco check valve DN 20Wafer type check valve for mounting between flanges PN6/10/16 und ASME Class 125, face-to-face dimensions according to EN 558-1- series 49, Body, seat, guide ribs: bronze CC480K-GS, Valve disc, spring, spring retainer: 1.4571, Spiral ring: 1.4310, metal-seated, Nominal pressure: 16 bar [see pressure-temperature table].
Gestra RK86A disco check valve DN 20Intermediate flange PN10 up to 40 ANSI150/300, Face-to-face length acc. to EN 558-1- series 49, Body made of stainless steel (1.4408), disc made of stainless steel (1.4571), spring made of stainless steel (1.4571), seat made of metal, Max. Operating pressure 40 bar
Disco check valve DN 20, intermediate flange PN6 up to 40 ANSI150/300, Face to face acc. to EN 558-1- series 49, Body, disc made of stainless steel (1.4408 / 1.4581), spring made of stainless steel (1.4571), seat made of EPDM, With 4 earthing lugs, Max. Operating pressure 40 bar
Disco check valve DN 20, intermediate flange PN16/40/ANSI150, face to face acc. to EN 558-1- series 49, body, disc & spring made of stainless steel (SS316/CF8M), seat made of metal, Max. Operating pressure 40 bar
