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Cast iron globe valve 470 RF PN16 heating
The series 470 globe valve is made of cast iron GJL-250, flanges RF PN16, EN 558 series 1 face to face, stainless steel stem and seat, bolted bonnet and packing gland and rising stem. For water supply, sewerage and heating networks.
Documentation
Details
| DN inches NPS | 2'' |
|---|---|
| Option certificate 3.1 | Yes |
| DN metric | 50/60 |
| Bonnet material | Cast iron EN GJL-250 |
| Type of seat | parallel |
| CE risk category | III Module H |
| Paint coating thickness (µm) | 90 |
| EN face-to-face standard | EN 558 Series 1 |
| DIN face-to-face standard | DIN 3202-1 F1 |
| Face to face standard | EN 558 series 1 |
| Flange type | RF |
| Tightness test standard | EN 12266-1. Rate B |
| Opening device | Handwheel |
| Shaft/stem matérial | Stainless steel AISI 420 |
| Opening device/signal | Manual |
| Diameter of passage | 50 |
| Face to Face (mm) | 230.0 |
| Sealing | Metal / Metal |
| Fluid | Hot / Cold water |
| Kv (m³/h) | 41 |
| Body material | Cast iron |
| PS (bar) | 16 |
| Connections | Flanged PN10/16 |
| RAL (Paint) | 7011 |
| Seats | Stainless steel AISI 420 |
| TS max (°C) | 120 |
| TS min (°C) | -10 |
| Warranty period | 2 years |
| Type of stem | Rotating |
| CE | Yes |
| Plug material | Cast iron + Stainless steel AISI 420 |