Standards
Design and manufacture as GB/T12237
Face to face dimensions as GB/T12221
End flange dimension as JB/T79
Pressure test as JB/T9092
Main technical parameters
Material for Main Parts
| select | Inquiry | DN(mm) | L | D | D1 | D2 | D6 | b-f | Z- φd | H | W |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 15 | 140 | 105 | 75 | 55 | 40 | 18-2 | 4- φ14 | 75 | 115 | ||
| 20 | 160 | 125 | 90 | 68 | 51 | 20-2 | 4- φ18 | 85 | 130 | ||
| 25 | 180 | 135 | 100 | 78 | 58 | 22-2 | 4- φ18 | 95 | 150 | ||
| 32 | 200 | 150 | 110 | 82 | 66 | 24-2 | 4- φ23 | 105 | 190 | ||
| 40 | 220 | 165 | 125 | 95 | 76 | 24-3 | 4- φ23 | 120 | 230 | ||
| 50 | 250 | 175 | 135 | 105 | 88 | 26-3 | 4- φ23 | 130 | 240 | ||
| 65 | 280 | 200 | 160 | 130 | 110 | 28-3 | 8- φ23 | 160 | 280 | ||
| 80 | 320 | 210 | 170 | 140 | 121 | 30-3 | 8- φ23 | 180 | 310 | ||
| 100 | 360 | 250 | 200 | 168 | 150 | 32-3 | 8- φ25 | 200 | 330 | ||
| 125 | 381 | 295 | 240 | 202 | 176 | 36-3 | 8- φ30 | 230 | 600 | ||
| 150 | 403 | 340 | 280 | 240 | 204 | 38-3 | 8- φ34 | 260 | 800 | ||
| 200 | 502 | 405 | 345 | 300 | 260 | 44-3 | 12- φ34 | 400 | 1200 |
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