Liner full rubber desulfurization check valve
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Location：Products >> Anticorrosive valve >> Liner full rubber desulfurization check valve
Model: H77X
Nominal diameter: DN40 ~ 800mm
Nominal: PN1.0 ~ 2.5MPa
Suitable medium: water, gas, oil, nitric
Design criteria: JB / T8527-97
GB / T13927-92: Standard Test
Length structure Meet: GB / T12221-1989, ISO5752-8
Nominal diameter: DN40 ~ 800mm
Nominal: PN1.0 ~ 2.5MPa
Suitable medium: water, gas, oil, nitric
Design criteria: JB / T8527-97
GB / T13927-92: Standard Test
Length structure Meet: GB / T12221-1989, ISO5752-8
Product details
| model |
Nominal pressure PN (MPa) |
Test pressure PN (MPa) |
Working temperature (℃) |
Suitable media | |
| case | seal | ||||
|
H77X H77H H77Y H77W |
1 | 1.5 | 1.1 |
Soft Seal: <80 Hard Seal: <450 |
Water, gas, oil, nitric acid and so on |
| 1.6 | 2.4 | 1.76 | |||
| 2.5 | 3.75 | 2.75 | |||
| 4 | 6 | 4.4 | |||
| 6.4 | 9.6 | 7 | |||
|
Said diameter DN (mm) |
L | D 2 | D 3 |
Nominal diameter DN (mm) |
L | D 2 | D 3 | ||
| H77X | H77H | H77X | H77H | ||||||
| H77Y | H77Y | ||||||||
| H77W | H77W | ||||||||
| 50 | 43 | 100 | 43 | 46 | 400 | 140 | 485 | 376 | 390 |
| 80 | 64 | 135 | 71 | 80 | 450 | 152 | 545 | 427 | 427 |
| 100 | 64 | 155 | 91.5 | 94 | 500 | 152 | 608 | 479 | 490 |
| 125 | 70 | 185 | 115 | 118 | 600 | 178 | 718 | 579 | 588 |
| 150 | 76 | 210 | 141 | 145 | 700 | 229 | 800 | 675 | 686 |
| 200 | 89 | 265 | 191 | 200 | 800 | 241 | 905 | 774 | 784 |
| 250 | 114 | 320 | 230 | 250 | 900 | 241 | 1005 | 875 | - |
| 300 | 114 | 320 | 230 | 250 | 900 | 241 | 1005 | 875 | - |
| 350 | 127 | 435 | 340 | 340 | 1200 | 350 | 1325 | 1164 | - |
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