法兰止回阀概述
法兰止回阀适用于石油、化工、制药、化肥、电力行业等各种工况的管路上,适用介质为水、油品、蒸汽、酸性介质等。
规格示例图
尺寸表PN16(GB)
通径 | 英寸” | d | L | H | D | C | G | T | N | M |
15 | 1/2 | 15 | 108 | 51 | 95 | 65 | 46 | 14 | 4 | 14 |
20 | 3/4 | 20 | 117 | 54 | 105 | 75 | 56 | 16 | 4 | 14 |
25 | 1 | 25 | 127 | 64 | 115 | 85 | 65 | 16 | 4 | 14 |
32 | 11/4” | 32 | 140 | 68 | 140 | 110 | 76 | 18 | 4 | 18 |
40 | 11/2 | 40 | 165 | 75 | 150 | 110 | 84 | 18 | 4 | 18 |
50 | 2 | 50 | 203 | 97 | 165 | 125 | 99 | 20 | 4 | 18 |
65 | 21/2 | 65 | 216 | 111 | 185 | 145 | 118 | 20 | 4 | 18 |
80 | 3 | 80 | 241 | 120 | 200 | 160 | 132 | 20 | 8 | 18 |
100 | 4 | 100 | 292 | 162 | 220 | 180 | 156 | 22 | 8 | 18 |
125 | 5 | 125 | 330 | 179 | 250 | 210 | 184 | 22 | 8 | 18 |
150 | 6 | 150 | 356 | 203 | 285 | 240 | 211 | 24 | 8 | 22 |
200 | 8 | 200 | 495 | 236 | 340 | 295 | 266 | 24 | 12 | 22 |
250 | 10” | 250 | 622 | 302 | 405 | 355 | 319 | 26 | 12 | 26 |
300 | 12” | 300 | 698 | 340 | 460 | 410 | 370 | 28 | 12 | 26 |
350 | 14” | 337 | 787 | 385 | 520 | 470 | 429 | 30 | 16 | 26 |