175
175
- Manufactured in Italy.
- Face-to-face length according to EN 558-1, basic series 48.
- Flanged according to EN 1092-2 PN16 with raised face, undrilled, with options for PN10 or other specifications upon request.
- Designed for vertical installation with flow upwards.
- Minimal pressure drop and hydrostatically tested according to EN 12266-1: Test type P11-12.
- Complies with Pressure Equipment Directive 2014/68/UE Group 2.
- 100% full bore, mono-directional, and automatic operation to stop downward flow without manual intervention.
- Industrial plants, sewage water, water treatment, HVAC systems, central heating and cooling circuits, non-aggressive fluids, and tanks.
- Standard version: Coated with phenolic-oil resin and zinc-phosphate high corrosion resistance painting in Grey Ral 7011.
- Optional: Integrally epoxy coated with customized color available.
- Available sizes (DN): 40 to 300.
- Dimensions (F, H, A in mm) and weight (Kg) vary by size.
- Kvs values range from 85 to 5,670 depending on size.
- Working temperature: -10 to +80°C.
- Max working pressure: 16 bar.
- Body, seat disc, and obturator made of EN-GJL-250 grey cast iron.
- Gaskets made of Sbr rubber and fiber reinforced Nbr rubber.
- Nut and screw made of zinc-plated 8.8 carbon steel.
- Slide bar made of CW614N drawn brass.
Note: Maran e Peracini srl assumes no responsibility for typographical errors or omissions and reserves the right to change specifications without notice.
Catalog excerpts
CHECK VALVES Cast iron Vertical Check Valve rubber/cast iron trim PN16 Main characteristics • Manufactured in Italy • Face-to-face length according to EN 558-1, basic series 48 • Flanged according to EN 1092-2 PN16 with raised face, undrilled, PN10 or other specifications on request) • Vertical installation (flow upwards) • Minimal pressure drop • Hydrostatically tested according to EN 12266-1: Test type P11-12 • Pressure Equipment Directive 2014/68/UE Group 2 • 100% full bore • Vertical check valves are mono-directional and act automatically the function to stop the downwards flow, without manual action. Corrosion protection • Standard version: integrally coated with Phenolic-oil resin with zinc-phosphate high corrosion resistance painting Grey Ral 7011 • On request: integrally epoxy coated • Customized color available Industrial plants Sewage Water Water treatment Air-conditioning systems (HVAC) Central heating and cooling circuits Non-aggressive fluids Tanks Hydrostatically tested according to EN 12266-1 (bar) Working temperature (°C) Max Working pressure (bar) Parts Body Gasket Nut Screw Seat disc Slide bar Obturator Gasket Washer DN 40-DN 150 Washer DN 200-DN 300 Nut P12 Seat Test water 18 Material EN-GJL-250 grey cast iron Sbr rubber Zinc-plated 8.8 carbon steel Zinc-plated 8.8 carbon steel EN-GJL-250 grey cast iron CW614N Drawn brass EN-GJL-250 grey cast iron Fiber reinforced Nbr Rubber Zinc-plated 8.8 carbon steel EN-GJL-250 grey cast iron Zinc-plated carbon steel Technical data DN F mm H mm A mm Weight Kg Kvs value EN_175 - Edition 11/2018 • Maran e Peracini srl assumes no responsibility or liability for typographical errors or omissions and reserves the right to change without notice. MARAN E PERACINI srl Via Valduggia, 25 13011 Borgosesia (VC) - Italy
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