偏心蝶阀, 蝶阀
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2020-09-13 |
技术交流
PTFE阀座的双偏心蝶阀扭矩值
PTFE阀座的双偏心蝶阀扭矩值如下表所示:
规格 | 压力等级 | |||||||||
DN | NPS | 100PSI | 200PSI | 285PSI | 300PSI | 400PSI | 600PSI | 740PSI | 1200PSI | 1480PSI |
50 | 2 | – | – | 37 | – | – | – | – | – | – |
65 | 2 1/2 | 31 | 39 | 46 | 47 | 55 | 71 | 82 | 95 | 142 |
80 | 3 | 43 | 54 | 64 | 66 | 77 | 100 | 115 | 133 | 199 |
100 | 4 | 83 | 111 | 134 | 138 | 166 | 222 | 261 | 305 | 333 |
125 | 5 | 125 | 167 | 202 | 208 | 250 | 333 | 391 | 458 | 700 |
150 | 6 | 188 | 250 | 304 | 313 | 375 | 500 | 588 | 687 | 778 |
200 | 8 | 363 | 476 | 572 | 589 | 702 | 929 | 1087 | 1268 | 1409 |
250 | 10 | 602 | 806 | 980 | 1010 | 1215 | 1623 | 1909 | 2236 | 2826 |
300 | 12 | 910 | 1250 | 1538 | 1589 | 1929 | 2609 | 3084 | 3628 | 4579 |
350 | 14 | 1052 | 1411 | 1715 | 1767 | 2127 | 2844 | 3346 | 4824 | 5357 |
400 | 16 | 1317 | 1758 | 2133 | 2199 | 2640 | 3522 | 4139 | 8202 | 9124 |
450 | 18 | 1817 | 2488 | 3058 | 3159 | 3830 | 5172 | 6111 | 9893 | 11005 |
500 | 20 | 2501 | 3346 | 4064 | 4191 | 5037 | 6726 | 7910 | 13999 | 15569 |
600 | 24 | 3496 | 4698 | 5719 | 5900 | 7102 | 9505 | 11188 | 21467 | 23885 |
700 | 28 | – | – | – | – | – | – | – | – | – |
750 | 30 | 4949 | 6678 | 8012 | 9169 | 12451 | 18157 | 22156 | – | – |
800 | 32 | – | – | – | – | – | – | – | – | – |
900 | 36 | 5982 | 8406 | 10151 | – | – | – | – | – | – |
1000 | 40 | – | – | – | – | – | – | – | – | – |
1050 | 42 | 9525 | 12609 | 16698 | – | – | – | – | – | – |
1200 | 48 | 14914 | 20506 | 25260 | – | – | – | – | – | – |