TECHNIQUIP
Double eccentric butterfly valve, type 2160
Double eccentric butterfly valve, type 2160
Type 2160 is a double flanged valve with a double eccentric disc and face to face length according to EN558-1/13 (BS 5155). Complete tightness is provided by the self adjusting elastomer seat attached to the disc and the retaining ring. Operation of the valve is with gearbox and hand wheel but can also be delivered with an electric-, pneumatic- or hydraulic actuator.
Hardware
Resilient-seated, double offset flange butterfly valve to DIN EN 593
Shut-off valve for drinking and service water up to 60°C
DN150 – 2000, PN10 – 16
Face-to-face length acc. DIN EN 558-1, basic series 13 (DIN 3202, F16), BS5155
General information
- Double offset bearing of the disk in the body in maintenance-free bushes
- Medium-free bearing by triple O-ring seal and closed bearing lugs at the disc
- Wear-resistant, corrosion-resistant and infiltration-proof seat
- Anti-blowout shaft and shaft seal
- With self-locking, encapsulated, maintenance-free worm gear in protection degree IP67, incl. mechanical position indicator and hand wheel
- Tightness according to DIN EN 12266-1, leak-rate A
- Tight in both flow directions acc. to EN 1074-2
- Actuator flange connection acc. to ISO 5211
- Flange connection dimensions to EN 1092
- Body: ductile cast iron GGG40
- Disc: ductile cast iron GGG40
- Body seat: NiCr stainless steel welded overlay finish, micro finished
- Disc seal: EPDM
- Valve shaft: stainless steel 1.4021
- Bolts in touch with the medium: stainless steel 1.4301
- Shaft bearings: maintenance-free zinc-free bronze
- Certificate: EN 10204 3.1
Corrosion protection
- Inside and outside epoxy-coated, coating thickness >250 µm, blue RAL 5010
- Disc: epoxy coated