直角焊接接管
(摘自JB979-1977)
标记示例:
管子外径D0=
接管 28 JB979-1977
(mm)
管子外径D0 |
d0 |
d3 |
L |
r |
C |
重量/kg |
6 |
3 |
9 |
9 |
2 |
2 |
0.008 |
10 |
6 |
12 |
12 |
0.016 |
||
14 |
10 |
16 |
15 |
0.035 |
||
18 |
12 |
20 |
19 |
2.5 |
2.5 |
0.060 |
22 |
15 |
24 |
21 |
3 |
0.090 |
|
28 |
20 |
31 |
25 |
3 |
4 |
0.150 |
34 |
25 |
36 |
30 |
0.250 |
||
42 |
32 |
44 |
35 |
4 |
5 |
0.400 |
50 |
36 |
52 |
40 |
0.690 |
注:材料20号钢