SV41P国标法兰式截止阀
主要外形连接尺寸
公称压力 | DN（mm） | L
| D
| D1 | D2 | b | f | z-φd | H | DO |
PN1.6mpa | 50 | 230 | 165 | 125 | 102 | 18 | 3 | 4-φ18 | 350 | 240 |
65 | 290 | 185 | 145 | 122 | 18 | 3 | 8-φ18 | 355 | 280 | |
80 | 310 | 200 | 160 | 138 | 20 | 3 | 8-φ18 | 400 | 280 | |
100 | 350 | 220 | 180 | 158 | 20 | 3 | 8-φ18 | 415 | 320 | |
125 | 400 | 250 | 210 | 188 | 22 | 3 | 8-φ18 | 460 | 360 | |
150 | 480 | 285 | 240 | 212 | 22 | 3 | 8-φ22 | 510 | 400 | |
200 | 600 | 340 | 295 | 268 | 24 | 3 | 12-φ22 | 710 | 400 | |
250 | 730 | 405 | 355 | 320 | 26 | 3 | 12-φ26 | 789 | 450 | |
300 | 850 | 460 | 410 | 378 | 28 | 4 | 12-φ26 | 925 | 500 | |
PN2.5MPa | 50 | 230 | 165 | 125 | 102 | 20 | 3 | 4-φ18 | 350 | 240 |
65 | 290 | 185 | 145 | 122 | 22 | 3 | 8-φ18 | 400 | 280 | |
80 | 310 | 200 | 160 | 138 | 24 | 3 | 8-φ18 | 355 | 280 | |
100 | 350 | 235 | 190 | 162 | 24 | 3 | 8-φ22 | 415 | 320 | |
125 | 400 | 270 | 220 | 188 | 26 | 3 | 8-φ26 | 460 | 360 | |
150 | 480 | 300 | 450 | 218 | 28 | 3 | 8-φ26 | 510 | 400 | |
200 | 600 | 360 | 310 | 278 | 30 | 3 | 12-φ26 | 710 | 400 | |
250 | 730 | 420 | 370 | 335 | 32 | 3 | 12-φ30 | 789 | 450 | |
300 | 850 | 485 | 430 | 395 | 34 | 4 | 16-φ30 | 925 | 500 |
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