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Structure and dimension of air operated gate valve damping without slit
(Figure)
Item | Index | Unit |
Nominal pressure | 1.0 | Mpa |
Seal test pressure | 1.0 | |
Intensity test pressure | 1.5 | |
working pressure | ≤1.0 | |
working temperature | ≤70 | ℃ |
working medium | Slurry,ash etc | |
working pressure of air cyclinder | 0.4-0.6 | Mpa |
DN | A | D | D1 | D2 | n-Φd | H1 | H | B |
50 | 64 | 165 | 125 | 94 | 4-Φ18 | 320 | 95 | 190 |
65 | 64 | 185 | 145 | 112 | 4-Φ18 | 340 | 100 | 200 |
80 | 64 | 200 | 160 | 126 | 8-Φ18 | 368 | 112.5 | 225 |
100 | 64 | 220 | 180 | 150 | 8-Φ18 | 400 | 120 | 240 |
150 | 70 | 285 | 240 | 200 | 8-Φ23 | 490 | 150 | 300 |
200 | 70 | 340 | 295 | 256 | 12-Φ23 | 580 | 180 | 360 |
250 | 76 | 395 | 350 | 316 | 12-Φ23 | 666 | 210 | 420 |
300 | 83 | 400 | 400 | 366 | 12-Φ23 | 740 | 235 | 470 |
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