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Ductile iron butterfly valve 1174 wafer aluminium-bronze disc/NBR seat
The 1174 wafer valve with NBR seat, ductile iron body, bronze and aluminium disc, for cold water, hot water and sea water
Documentation
Details
| DN inches NPS | 2'' |
|---|---|
| Option certificate 3.1 | Yes |
| DN metric | 50/60 |
| Construction standard | BS 5155 |
| CE risk category | III Module H |
| Type of paint | Epoxy |
| Paint coating thickness (µm) | 250.00 |
| EN face-to-face standard | EN 558 Series 20 |
| DIN face-to-face standard | DIN 3202 Part.3 Series K1 |
| ISO face-to-face standard | ISO 5752 Series 20 |
| Tightness test standard | EN 12266-1 Rate A |
| Type of seat | Removable |
| Notch plate | Yes |
| Opening device | Handle |
| Application | Industry |
| Shaft/stem matérial | Stainless steel AISI 416 |
| Lockable | Yes |
| Square, star (mm) | Square 9 mm |
| Torque (Nm) | 15.1 |
| Face to Face (mm) | 43.0 |
| Fluid | Hot water / Cold water / Oil / Some acids |
| Kv (m³/h) | 99.0 |
| Seat | NBR |
| Body material | Ductile iron |
| Disc material | Bronze-Alu C958 |
| ISO pad 5211 | F07 |
| PS (bar) | 16 |
| Connections | Between flanges PN10/16 #150 |
| TS max (°C) | 90 |
| TS min (°C) | -10 |
| Butterfly valve design | Concentric |
| Wafer/lug | Wafer |
| Through shaft | Yes |
| Warranty period | 2 years |
| CE | Yes |
| Handle material | Aluminium |