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詳細(xì)介紹
D71F46手動(dòng)對(duì)夾式襯氟蝶閥
D71F46手動(dòng)對(duì)夾式襯氟蝶閥概述
D71F46系列中線蝶閥采用對(duì)分兩片式閥體組合，閥座與閥體內(nèi)襯一體化，閥門工作時(shí)，只有全塑閥座與襯塑蝶板與介質(zhì)接觸，閥門可承受襯里材料介紹的介質(zhì)腐蝕，采用四極密封結(jié)構(gòu)并在密封面處配以耐溫抗老化的SI橡膠的彈性襯墊，*達(dá)到介質(zhì)的零泄漏。
襯氟蝶閥主要外形和連接尺寸
| 公稱通經(jīng) | L | D | D1 | D2 | f | b | Z-φd | |
| DN（mm） | NPS（inch） | PN1.0MPa | ||||||
| 40 | 3/2 | 33 | 145 | 110 | 85 | 3 | 18 | 4-φ18 |
| 50 | 2 | 43 | 160 | 125 | 100 | 3 | 20 | 4-φ18 |
| 65 | 5/2 | 46 | 180 | 145 | 120 | 3 | 20 | 4-φ18 |
| 80 | 3 | 49 | 195 | 160 | 135 | 3 | 22 | 4-φ18 |
| 100 | 4 | 56 | 215 | 180 | 155 | 3 | 22 | 8-φ16 |
| 125 | 5 | 64 | 245 | 210 | 185 | 3 | 24 | 8-φ18 |
| 150 | 6 | 70 | 280 | 240 | 210 | 3 | 24 | 8-φ23 |
| 200 | 8 | 71 | 335 | 295 | 265 | 3 | 26 | 8-φ23 |
| 250 | 10 | 76 | 390 | 350 | 320 | 3 | 28 | 12-φ23 |
| 300 | 12 | 83 | 440 | 400 | 368 | 4 | 28 | 12-φ23 |
| 350 | 14 | 92 | 500 | 460 | 428 | 4 | 30 | 16-φ23 |
| 400 | 16 | 102 | 565 | 515 | 482 | 4 | 32 | 16-φ25 |
| 450 | 18 | 114 | 615 | 565 | 532 | 4 | 32 | 20-φ25 |
| 500 | 20 | 127 | 670 | 620 | 585 | 4 | 34 | 20-φ25 |
| 600 | 24 | 154 | 780 | 725 | 685 | 5 | 36 | 20-φ30 |
| 700 | 28 | 165 | 895 | 840 | 800 | 5 | 40 | 24-φ30 |
| 800 | 32 | 190 | 1010 | 950 | 905 | 5 | 44 | 24-φ34 |
| 900 | 36 | 203 | 1110 | 1050 | 1005 | 5 | 46 | 28-φ34 |
| 1000 | 40 | 216 | 1220 | 1160 | 1115 | 5 | 50 | 28-φ34 |
| 1200 | 48 | 254 | 1450 | 1380 | 1325 | 5 | 56 | 32-φ41 |
| PN1.6MPa | ||||||||
| 40 | 3/2 | 33 | 145 | 110 | 85 | 3 | 18 | 4-φ18 |
| 50 | 2 | 43 | 160 | 125 | 100 | 3 | 20 | 4-φ18 |
| 65 | 5/2 | 46 | 180 | 145 | 120 | 3 | 20 | 4-φ18 |
| 80 | 3 | 49 | 195 | 160 | 135 | 3 | 22 | 8-φ18 |
| 100 | 4 | 56 | 215 | 180 | 155 | 3 | 24 | 8-φ18 |
| 125 | 5 | 64 | 245 | 210 | 185 | 3 | 26 | 8-φ18 |
| 150 | 6 | 70 | 280 | 240 | 210 | 3 | 28 | 8-φ23 |
| 200 | 8 | 71 | 335 | 295 | 265 | 3 | 30 | 12-φ23 |
| 250 | 10 | 76 | 405 | 355 | 320 | 3 | 32 | 12-φ25 |
| 300 | 12 | 83 | 460 | 410 | 375 | 4 | 34 | 12-φ25 |
| 350 | 14 | 92 | 520 | 470 | 435 | 4 | 38 | 16-φ25 |
| 400 | 16 | 102 | 580 | 525 | 485 | 4 | 40 | 16-φ30 |
| 450 | 18 | 114 | 640 | 585 | 545 | 4 | 44 | 20-φ30 |
| 500 | 20 | 127 | 705 | 650 | 608 | 4 | 46 | 20-φ34 |
| 600 | 24 | 154 | 840 | 770 | 718 | 5 | 54 | 20-φ41 |
| 700 | 28 | 165 | 910 | 840 | 788 | 5 | 54 | 24-φ41 |
| 800 | 32 | 190 | 1020 | 950 | 898 | 5 | 54 | 24-φ41 |
| 900 | 36 | 203 | 1120 | 1050 | 998 | 5 | 54 | 28-φ41 |
| 1000 | 40 | 216 | 1255 | 1170 | 1110 | 5 | 60 | 28-φ48 |
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