Description
NRS Cast Iron Gate Valve
1. Body: Cast iron
2. Disc: Cast Iron
3. Stem: Stainless Steel
4. Bonnet Gasket: EPDM
5. Bonnet: Cast Iron
6. Sealing Ring: EPDM
7. O Ring: EPDM
8. Stem Nut: Brass, Bronze
9. Holding Ring: Brass
10. Handwheel: Cast Iron, Ductile Iron
Nominal Diameter: DN50 to DN600
Nominal Pressure: PN16 to PN40, Class150 to Class1500
End Connection: Buttweld, Socketweld, Flanged
Dimensions Unit: mm
PN16
| DN | L | D | D1 | D2 | b-f | Z-фd |
| 50 | 150 | 165 | 125 | 99 | 19-3 | 4-ф19 |
| 65 | 170 | 185 | 145 | 118 | 19-3 | 4-ф19 |
| 80 | 180 | 200 | 160 | 132 | 19-3 | 8-ф19 |
| 100 | 190 | 220 | 180 | 156 | 19-3 | 8-ф19 |
| 125 | 200 | 250 | 210 | 184 | 19-3 | 8-ф19 |
| 150 | 210 | 285 | 240 | 211 | 19-3 | 8-ф23 |
| 200 | 230 | 340 | 295 | 266 | 20-3 | 12-ф23 |
| 250 | 250 | 405 | 355 | 319 | 22-3 | 12-ф28 |
| 300 | 270 | 460 | 410 | 370 | 24-4 | 12-ф28 |
| 350 | 290 | 520 | 470 | 438 | 27-4 | 16-ф28 |
| 400 | 310 | 580 | 525 | 490 | 29-4 | 16-ф30 |
| 450 | 330 | 640 | 585 | 550 | 30-4 | 20-ф30 |
| 500 | 350 | 715 | 650 | 610 | 33-4 | 20-ф33 |
| 600 | 390 | 840 | 770 | 725 | 37-5 | 20-ф36 |
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