Pilot Operated Pressure Reducing Valve
Body: Cast Iron
Spring Washer: Carbon Steel
Screw: 20Cr13
Seal: NBR
Valve Flap: Cast Iron
O-Ring: NBR
Diaphragm: NBR
Press Plate: Cast iron
Hex Bolts: Q235
Flat Washers: Q235
Hex Nuts: Q235
Designed acc. to EN-1074/4
Flanges as per EN 1092/2
Dimensions:
| DN | PN(MPa) | ∅d | ∅K | n-∅dl | ∅D | T | L |
| 40 | 1.0\1.6\2.5 | ∅84 | ∅110 | 4-∅19 | ∅150 | 19 | 200 |
| 50 | ∅99 | ∅125 | 4-∅19 | ∅165 | 19 | 205 | |
| 65 | ∅118 | ∅145 | 4-∅19\4-∅19
\8-∅19 | ∅185 | 19 | 215 | |
| 80 | ∅132 | ∅160 | 8-∅19 | ∅200 | 19 | 240 | |
| 100 | ∅156 | ∅180\∅180\∅190 | 8-∅19\8-∅19
\8-∅23 | ∅220\∅220\∅235 | 19 | 290 | |
| 125 | ∅184 | ∅210\∅210\∅220 | 8-∅19\8-∅19
\8-∅28 | ∅250\∅250\∅270 | 19 | 325 | |
| 150 | ∅211 | ∅240\∅240\∅250 | 8-∅23\8-∅23
\8-∅28 | ∅285\∅285\∅300 | 19\19\20 | 355 | |
| 200 | ∅266\∅266
\∅274 | ∅295\∅295\∅310 | 8-∅23\12-∅23
\12-∅28 | ∅340\∅340\∅360 | 20\20\22 | 458 | |
| 250 | ∅319\∅319
\∅330 | ∅350\∅355\∅370 | 12-∅23\12-∅28
\12-∅31 | ∅395\∅405\∅425 | 22\22\24.5 | 530 | |
| 300 | ∅370\∅370
\∅389 | ∅400\∅410\∅430 | 12-∅23\12-∅28
\16-∅31 | ∅445\∅460\∅485 | 24.5\24.5\27.5 | 615 | |
| 350 | ∅429\∅429
\∅448 | ∅460\∅470\∅490 | 16-∅23\16-∅28
\16-∅34 | ∅505\∅520\∅555 | 24.5\26.5\30 | 686 | |
| 400 | ∅480\∅480
\∅503 | ∅515\∅525\∅550 | 16-∅28\16-∅31
\16-∅37 | ∅580\∅580\∅620 | 24.5\28\32 | 76 |
