焊接式管接头接管
(摘自JB2099-1977)
标记示例:
管子外径D0=
接管 28 JB2099-1977
(mm)
管子外径D0 |
d0 |
d1 |
d2 |
L |
L1 +0.20 0 |
C |
重量/kg |
||
尺寸 |
极限偏差 |
尺寸 |
极限偏差 |
||||||
6 |
3 |
7.5 |
-0.10 -0.30 |
10 |
0 -0.36 |
20 |
3.5 |
1 |
0.0058 |
10 |
6 |
11 |
-0.12 -0.36 |
14 |
0 -0.43 |
24 |
4.5 |
1.5 |
0.0143 |
14 |
10 |
16 |
20 |
0 -0.52 |
28 |
5 |
0.0425 |
||
18 |
12 |
19 |
-0.14 -0.42 |
24.5 |
32 |
6 |
0.0521 |
||
22 |
15 |
22 |
27.5 |
0.0600 |
|||||
28 |
20 |
28 |
33 |
0 -0.62 |
35 |
2.5 |
0.095 |
||
34 |
25 |
34 |
-0.17 -0.50 |
39 |
38 |
3 |
0.136 |
||
42 |
32 |
42 |
49 |
40 |
4 |
0.206 |
|||
50 |
36 |
50 |
57 |
44 |
7 |
5 |
0.354 |
注:材料为20号钢