主要外形连接尺寸
公称压力PN | DN(mm) | L | D | D1 | D2 | b-f | z-Φd | H |
PN1.6 MPa | 50 | 250 | 165 | 125 | 102 | 18-3 | 4-Φ18 | 350 |
65 | 270 | 185 | 145 | 122 | 18-3 | 8-Φ18 | 370 |
80 | 280 | 200 | 160 | 138 | 20-3 | 8-Φ18 | 390 |
100 | 300 | 220 | 180 | 158 | 20-3 | 8-Φ18 | 435 |
125 | 325 | 250 | 210 | 188 | 22-3 | 8-Φ18 | 520 |
150 | 350 | 285 | 240 | 212 | 22-3 | 8-Φ22 | 610 |
200 | 400 | 340 | 295 | 268 | 24-3 | 12-Φ22 | 785 |
250 | 450 | 405 | 355 | 320 | 26-3 | 12-Φ26 | 960 |
300 | 500 | 460 | 410 | 378 | 28-4 | 12-Φ26 | 1080 |
350 | 550 | 520 | 470 | 438 | 30-4 | 16-Φ26 | 1200 |
400 | 600 | 580 | 525 | 490 | 32-4 | 16-Φ30 | 1400 |
450 | 650 | 640 | 585 | 550 | 40-4 | 20-Φ30 | 1500 |
500 | 700 | 715 | 650 | 610 | 44-4 | 20-Φ33 | 1630 |
600 | 800 | 840 | 770 | 725 | 54-5 | 20-Φ36 | 1830 |
50 | 250 | 165 | 125 | 102 | 20-3 | 4-Φ18 | 350 |
65 | 270 | 185 | 145 | 122 | 22-3 | 8-Φ18 | 370 |
80 | 280 | 200 | 160 | 138 | 24-3 | 8-Φ18 | 390 |
100 | 300 | 235 | 190 | 162 | 24-3 | 8-Φ22 | 435 |
PN2.5 MPa | 125 | 325 | 270 | 220 | 188 | 26-3 | 8-Φ26 | 520 |
150 | 350 | 300 | 250 | 218 | 28-3 | 8-Φ26 | 610 |
200 | 400 | 360 | 310 | 278 | 30-3 | 12-Φ26 | 785 |
250 | 450 | 425 | 370 | 335 | 32-3 | 12-Φ30 | 930 |
300 | 500 | 485 | 430 | 395 | 34-4 | 16-Φ30 | 1080 |
350 | 550 | 555 | 490 | 450 | 38-4 | 16-Φ33 | 1250 |
400 | 600 | 620 | 550 | 505 | 40-4 | 16-Φ36 | 1430 |
注:本表中法兰尺寸按GB/T 9113-2010标准,结构长度按GB/T 12221-2005标准。