2" to 8" Ductile Cast Iron Stem Gate Valve Price for Automatic Fire Sprinkler System
2" to 8" ductile cast iron stem gate valve price for automatic fire sprinkler system
Brief introduction
It allows for two – way flow direction and used for closing or opening the medium flow.
The wedge is replaceable without needing to remove the valve from the pipelines.
Short length structure, good sealing performance.
Simple shape, good casting process, widely used.
It is designed with straight through bore type with rising stem, outside screw & yoke, bolted bonnet and stainless steel trim. The opened and closed position of the valve is easily distinguished by the stem position.
This valve can be installed in horizontal and vertical positions in the piping systems.
The torque for opening and closing is small, so it is easy to open or close reliably and quickly.
Specification
| No. | Item | Material |
| 1 | Valve Body | Brass/ductile iron/cast iron |
| 2 | Valve Gate | EPDM Coated Outside Ductile Iron |
| 3 | Bolt | Galvanized |
| 4 | Sealing Ring | NBR |
| 5 | Valve Cover | Cast Steel,Ductile Iron |
| 6 | Valve Stem | Stainless Steel |
| 7 | O-shape Sealing Ring | NBR |
| 8 | Thrust Pad | Bronze |
| 9 | Shaft Sleeve | Bronze |
| 10 | Bolt | Galvanized |
| 11 | Shaft Cover | Cast Iron,Ductile Iron |
| 12 | Dust Cover | NBR |
| 13 | Hand wheel | Cast Steel |
| 14 | Fastening Nut | Galvanized |
Norminal Diameter
| Nominal Diameter(mm) | D | D1 | N-od | L | H | |||
| 1.0Mpa | 1.6Mpa | 1.0Mpa | 1.6Mpa | 1.0Mpa | 1.6Mpa | |||
| 50 | 165 | 125 | 419 | 180 | 340 | |||
| 65 | 185 | 145 | 419 | 190 | 370 | |||
| 80 | 200 | 160 | 819 | 205 | 410 | |||
| 100 | 220 | 160 | 819 | 230 | 450 | |||
| 125 | 250 | 160 | 819 | 255 | 480 | |||
| 150 | 285 | 240 | 823 | 267 | 550 | |||
| 200 | 340 | 295 | 823 | 1223 | 295 | 530 | ||
| 250 | 405 | 350 | 355 | 1223 | 1228 | 335 | 750 | |
| 300 | 460 | 400 | 410 | 1223 | 1228 | 360 | 820 | |
| 350 | 520 | 460 | 470 | 1623 | 1628 | 381 | 980 | |
| 400 | 580 | 515 | 525 | 1628 | 1631 | 406 | 1010 | |
| 450 | 640 | 565 | 585 | 2028 | 2031 | 432 | 1270 | |
| 500 | 715 | 620 | 650 | 2028 | 2034 | 457 | 1270 | |
| 600 | 840 | 725 | 770 | 2031 | 2037 | 508 | 1390 | |
| 700 | 910 | 840 | 840 | 2431 | 2437 | 610 | 1580 | |
| 800 | 1025 | 950 | 950 | 2434 | 2440 | 660 |
1750 | |
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