Ref. 450/27 Tilting Butterfly Check Valve

SKU: Ref. 450/27

GENERAL CHARACTERISTICS:

Material construction in ductile iron GJS450

Working pressure 1.0Mpa 1.6Mpa  2.5Mpa  4.0Mpa

Face to face  DIN 3202 F-4/BS5155

Optional lever&weight and  hydraulic Dumper

Epoxy paint FBE Min 250 Mic

Product Info

Perfect adherence between the rubber joint lodged in the periphery of the disc and the seat of the

stainless steel body provides total watertightness.

Long lasting closing joint. During manouvers there is no drag of the seal against the body, making

contact with metal parts only in the last phase of closing.

Closing action is faster.

Considerable reduction of torque.

EPDM ring can be replaced without dismounting the valve.

“O” rings can be replaced without dismounting the valve. Installation in horizontal position.

We may include hydraulic dampers for a slower closing.

Application

Water and sewage hydraulic installations, heating.

Norms and Standard Quality

Manufacture according to ISO 9001 2008.

Face to Face : EN 558-1 Series 14

Mounting with flanges : PN10 / PN16  EN 1092-2. Pressure Test: EN 12266-1 Rate A.

Body : 24 bar. Asiento / Seat : 17,6 bar. pressure: Cat. III mod. H.

WORKING CONDITIONS:

Maximum Working Pressure : 16 bar.

Metal Seat Working Temperature : - 10 °C / + 120 °C .