主要連接尺寸PN1.6MPa
| DN | d | L | D | D1 | D2 | b | f | Z-φd1 |
| 50 | 42 | 230 | 160 | 125 | 100 | 16 | 3 | 4-φ18 |
| 65 | 58 | 290 | 180 | 145 | 120 | 18 | 3 | 4-φ18 |
| 80 | 65 | 310 | 192 | 160 | 135 | 22 | 3 | 8-φ18 |
| 100 | 82 | 350 | 215 | 180 | 155 | 22 | 3 | 8-φ18 |
| 125 | 120 | 400 | 245 | 210 | 185 | 24 | 3 | 8-φ18 |
| 150 | 132 | 480 | 280 | 240 | 210 | 26 | 3 | 8-φ23 |
| 200 | 170 | 600 | 335 | 295 | 265 | 28 | 3 | 12-φ23 |
| 250 | 225 | 730 | 405 | 355 | 320 | 30 | 3 | 12-φ25 |
| 300 | 257 | 838 | 460 | 410 | 375 | 32 | 4 | 12-φ25 |
| 350 | 335 | 889 | 520 | 470 | 435 | 34 | 4 | 16-φ25 |
PN2.5MPa
| DN | d | L | D | D1 | D2 | b | f | Z-φd1 |
| 50 | 42 | 230 | 160 | 125 | 100 | 20 | 3 | 4-φ18 |
| 65 | 58 | 290 | 180 | 145 | 120 | 22 | 3 | 8-φ18 |
| 80 | 65 | 310 | 195 | 160 | 135 | 22 | 3 | 8-φ18 |
| 100 | 82 | 350 | 230 | 190 | 160 | 24 | 3 | 8-φ23 |
| 125 | 120 | 400 | 270 | 220 | 188 | 28 | 3 | 8-φ25 |
| 150 | 132 | 480 | 300 | 250 | 218 | 30 | 3 | 8-φ25 |
| 200 | 170 | 600 | 360 | 310 | 278 | 34 | 3 | 12-φ25 |
| 250 | 225 | 730 | 425 | 370 | 332 | 36 | 3 | 12-φ30 |
| 300 | 257 | 838 | 485 | 430 | 390 | 40 | 4 | 16-φ30 |
| 350 | 335 | 889 | 550 | 490 | 448 | 44 | 4 | 16-φ34 |
注：結(jié)構(gòu)長度參照GB 12221-89，法蘭的型式和尺寸按JB79，也可以按GB9113。
