扣合管径范围
|
最大扭距(KN.m)
|
|
mm
|
in
|
|
340-368
|
133/8-141/2
|
35
|
368-406
|
141/2-16
|
|
406-445
|
16-171/2
|
|
445-483
|
171/2-19
|
|
483-508
|
19-20
|
|
508-546
|
20-211/2
|
|
546-584
|
211/2-23
|
|
610-648
|
24-251/2
|
|
648-686
|
251/2-27
|
|
686-724
|
27-281/2
|
|
724-762
|
281/2-30
|