Product Description
Product Description
DIN3202 F6 90° Swing check valve Standard
| Design standard | DIN3202 F6 |
| Flange drilling standard | EN1092-2 PN10,PN16,PN25 |
| Face to face standard | EN558-1 Series 48 |
| Hydraulic test standard | EN1074-1 and 2 /EN12266 |
| Seat:1.1*PN(in bar), Body:1.5*PN(in bar) |
Technical Parameters
| Nominal diameter(mm) | 50～400 | 50～400 | |
| Nominal pressure(Mpa) | 1.0 | 1.6 | |
| Testing pressure | Shell(Mpa) | 1.5 | 2.4 |
| Seal(Mpa) | 1.1 | 1.76 | |
| Suitable temperature | -40°C～200°C | ||
| Suitable medium | Drinking water、sewage、seawater、irrigation,or other neutral liquid. | ||
Main Raw Material
| 1 | Body | Ductile Iron | 5 | Rocker | Ductile Iron |
| 2 | Seat | Brass | 6 | Bonnet | Ductile Iron |
| 3 | Wedge | Ductile Iron+Brass | 7 | Seal | Graphite |
| 4 | Stem | Stainless steel | 8 | Bolt | Stainless Steel |
Components may be substituted with equivalent or higher class materials.
Dimension
| Size | L | D | C | D1 | n-d | b | f | ||
| DN50 | 200 | 165 | 125 | 99 | 4-19 | 19 | 3 | ||
| DN65 | 240 | 185 | 145 | 119 | 4-19 | 19 | 3 | ||
| DN80 | 260 | 200 | 160 | 133 | 4-19 | 8-19 | 19 | 3 | |
| DN100 | 300 | 220 | 180 | 154 | 8-19 | 19 | 3 | ||
| DN125 | 350 | 250 | 210 | 184 | 8-19 | 19 | 3 | ||
| DN150 | 400 | 285 | 240 | 210 | 8-23 | 19 | 3 | ||
| DN200 | 500 | 340 | 295 | 265 | 8-23 | 12-23 | 20 | 3 | |
| DN250 | 600 | 405 | 350 | 355 | 319 | 12-23 | 12-28 | 22 | 3 |
| DN300 | 700 | 460 | 400 | 410 | 370 | 12-23 | 12-28 | 24.5 | 4 |
| DN350 | 800 | 520 | 460 | 470 | 429 | 16-23 | 16-28 | 26.5 | 4 |
| DN400 | 900 | 580 | 515 | 525 | 480 | 16-28 | 16-32 | 28 | 4 |
