對夾蝶式止回閥的主要特點及應(yīng)用范圍
公稱通徑 | PN1.0 | PN1.6 | PN2.5 | PN4.0 | PN6.4 | PN10.0 | ||||||
L | D | L | D | L | D | L | D | L | D | L | D | |
DN50 | 60 | 109 | 60 | 109 | 60 | 109 | 60 | 109 | 60 | 115 | 60 | 122 |
DN65 | 67 | 129 | 67 | 129 | 67 | 129 | 67 | 129 | 67 | 140 | 67 | 147 |
DN80 | 73 | 144 | 73 | 144 | 73 | 144 | 73 | 144 | 76 | 150 | 73 | 157 |
DN100 | 73 | 164 | 73 | 164 | 73 | 170 | 73 | 170 | 79 | 177 | 79 | 183 |
DN125 | 86 | 194 | 86 | 194 | 86 | 197 | 86 | 197 | 105 | 213 | 105 | 220 |
DN150 | 98 | 220 | 98 | 220 | 98 | 227 | 98 | 227 | 136 | 250 | 136 | 260 |
DN200 | 127 | 275 | 127 | 275 | 127 | 287 | 127 | 293 | 165 | 313 | 165 | 324 |
DN250 | 146 | 330 | 146 | 332 | 146 | 343 | 146 | 355 | 213 | 364 | 213 | 394 |
DN300 | 181 | 380 | 181 | 387 | 181 | 403 | 184 | 450 | 229 | 424 | 229 | 458 |
DN350 | 184 | 440 | 184 | 447 | 184 | 460 | 222 | 478 | - | - | - | - |
DN400 | 191 | 492 | 191 | 498 | 191 | 518 | 232 | 549 | - | - | - | - |
DN450 | 203 | 542 | 203 | 558 | 203 | 568 | - | - | - | - | - | - |
DN500 | 219 | 597 | 219 | 620 | 219 | 624 | - | - | - | - | - | - |
DN600 | 222 | 698 | 222 | 734 | 222 | 734 | - | - | - | - | - | - |
公稱通徑 | 150Lb | 300Lb | 600Lb | |||
寸 | L | D | L | D | L | D |
2" | 60 | 103 | 60 | 110 | 60 | 110 |
21/2" | 67 | 122 | 67 | 129 | 67 | 129 |
3" | 73 | 135 | 73 | 148 | 73 | 148 |
4" | 73 | 173 | 73 | 180 | 79 | 192 |
5" | 86 | 196 | 86 | 215 | 105 | 240 |
6" | 98 | 222 | 98 | 250 | 136 | 265 |
8" | 127 | 279 | 127 | 307 | 165 | 319 |
10" | 146 | 339 | 146 | 361 | 213 | 399 |
12" | 181 | 409 | 181 | 422 | 229 | 456 |
14" | 184 | 450 | 222 | 485 | - | - |
16" | 191 | 514 | 232 | 539 | - | - |
18" | 203 | 549 | - | - | - | - |
20" | 219 | 606 | - | - | - | - |
24" | 222 | 717 | - | - | - | - |