|
|
 |
公称通径 |
D |
D2 |
结构长度L |
|
1.6 |
1.6—4.0 |
|||
40 |
45 |
89 |
450 |
460 |
50 |
57 |
108 |
510 |
500 |
65 |
73 |
133 |
600 |
600 |
80 |
89 |
219 |
620 |
640 |
100 |
108 |
219 |
720 |
770 |
125 |
133 |
273 |
820 |
900 |
150 |
159 |
325 |
920 |
1000 |
200 |
219 |
426 |
1200 |
1250 |
250 |
273 |
529 |
1650 |
1600 |
300 |
325 |
630 |
1700 |
1900 |
350 |
377 |
720 |
1800 |
2200 |
400 |
426 |
820 |
2100 |
2400 |
