| DN |
法兰外径 |
螺栓分度圆 |
L |
L1 |
L2 |
n-Фd |
法兰厚度 |
| 300 |
405 |
370 |
120 |
716 |
220 |
8-12 |
10 |
| 350 |
455 |
420 |
140 |
786 |
240 |
8-14 |
10 |
| 400 |
505 |
470 |
140 |
924 |
270 |
12-18 |
10 |
| 450 |
570 |
530 |
160 |
999 |
295 |
12-18 |
10 |
| 500 |
620 |
580 |
160 |
1079 |
325 |
12-18 |
10 |
| 600 |
720 |
680 |
180 |
1140 |
380 |
16-18 |
12 |
| 700 |
820 |
780 |
180 |
1240 |
430 |
16-18 |
12 |
| 800 |
920 |
880 |
200 |
1350 |
490 |
16-18 |
12 |
| 900 |
1040 |
990 |
200 |
1450 |
540 |
16-18 |
14 |
| 1000 |
1140 |
1090 |
220 |
1550 |
590 |
20-18 |
14 |
| 1100 |
1240 |
1190 |
220 |
1800 |
640 |
20-18 |
14 |
| 1200 |
1340 |
1290 |
240 |
1900 |
690 |
20-18 |
14 |
| 1300 |
1440 |
1390 |
240 |
2020 |
760 |
20-18 |
16 |
| 1400 |
1540 |
1490 |
260 |
2120 |
810 |
24-18 |
16 |
| 1500 |
1640 |
1590 |
260 |
2220 |
860 |
24-18 |
16 |
| 1600 |
1740 |
1690 |
280 |
2390 |
980 |
24-18 |
16 |
| 1700 |
1840 |
1790 |
280 |
2590 |
1030 |
28-22 |
16 |
| 1800 |
1940 |
1890 |
300 |
2709 |
1096 |
28-22 |
16 |
| 1900 |
2040 |
1990 |
300 |
2826 |
1146 |
32-22 |
16 |
| 2000 |
2150 |
2090 |
320 |
2926 |
1196 |
32-26 |
16 |
| 2200 |
2360 |
2300 |
340 |
3126 |
1296 |
36-26 |
16 |
| 2400 |
2560 |
2500 |
360 |
3326 |
1396 |
36-26 |
18 |
| 2600 |
2760 |
2700 |
380 |
3526 |
1496 |
40-26 |
18 |
| 2800 |
2960 |
2900 |
400 |
3726 |
1596 |
40-26 |
18 |
| 3000 |
3190 |
3110 |
400 |
4098 |
1698 |
44-30 |
18 |
| 3200 |
3390 |
3310 |
440 |
4338 |
1798 |
44-30 |
20 |
| 3400 |
3590 |
3510 |
440 |
4578 |
1898 |
48-30 |
20 |
| 3600 |
3790 |
3710 |
480 |
4780 |
1998 |
48-30 |
20 |
| 3800 |
4000 |
3910 |
480 |
5000 |
2098 |
52-30 |
22 |
| 4000 |
4210 |
4120 |
520 |
5200 |
2210 |
52-30 |
22 |
