Products
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Product Name： RRHX Rising stem resilient seated gate valve Product Introduction： Rising stem resilient seated gate valves in addition to having the advantages of master resilient seated gate valves outside, and can be compared with visual display of valve opening, headstock rapid, reliable, Guchang used in fire & Industrial systems Usually installed in a higher position from the ground. |
The main components Material
| NO. | Part Name | Material |
| 1 | handwheel | Malleable Iron |
| 2 | stem nut | Copper Alloy |
| 3 | main frame | gray iron, ductile iron, cast steel |
| 4 | Gland | ductile iron, cast steel |
| 5 | ring | nitrile rubber, EPDM |
| 6 | Stem | stainless steel |
| 7 | in the mouth pad | nitrile rubber, EPDM |
| 8 | ram | Ductile + nitrile rubber or EPDM |
| 9 | Body | gray iron, ductile iron, cast steel |
The main technical parameters
PN: 1.0-2.5MPa
Working temperature: 0-120 ℃
Flange Standard: GB / T 17241.6 GB9113
Nominal Diameter: 50-400mm
Suitable medium: water, oil, gas and other
Test Standard: GB13927 Ap1598
The main connection Dimensions
Unit: mm
| DN | 50 | 65 | 80 | 100 | 125 | 150 | 200 | 250 | 300 | 350 | 400 | 450 | 500 | 600 |
| L | 178 | 190 | 203 | 229 | 254 | 267 | 292 | 330 | 356 | 381 | 406 | 432 | 457 | 508 |
| Hmin | 313 | 332 | 372 | 424 | 497 | 562 | 680 | 837 | 948 | 1010 | 1220 | 1280 | 1480 | 1665 |
| Hmax | 355 | 375 | 415 | 476 | 540 | 600 | 720 | 875 | 990 | 1050 | 1245 | 1310 | 1560 | 1750 |
