插入焊接式管封头
(摘自JB3878.7-1985)
标记示例：
管接头 22 JB3878.7-1985
(mm)
|
管子外径 D0 |
D |
D1 |
l |
L |
重量 /kg |
适用压力 /MPa |
|
18 |
18.5 |
38 |
12 |
32 |
0.170 |
16 |
|
20 |
20.5 |
40 |
13 |
33 |
0.162 |
|
|
22 |
22.5 |
43 |
14 |
34 |
0.240 |
|
|
25 |
25.5 |
46 |
15 |
36 |
0.278 |
|
|
28 |
28.5 |
49 |
16 |
38 |
0.320 |
|
|
32 |
32.5 |
54 |
17 |
42 |
0.390 |
|
|
35 |
35.5 |
59 |
17 |
44 |
0.487 |
|
|
40 |
40.5 |
65 |
18 |
48 |
0.620 |
|
|
42 |
42.5 |
68 |
18 |
50 |
0.680 |
|
|
50 |
50.5 |
78 |
20 |
57 |
0.967 |
|
|
63 |
64 |
93 |
22 |
64 |
1.408 |
|
|
76 |
77 |
113 |
24 |
82 |
2.413 |
|
|
90 |
91 |
130 |
26 |
92 |
3.420 |