本标准规定了卡套式直通管接头，适用于油、气及一般腐蚀性介质的管路系统。
标记示例：
公称压力J级，管子外径D0为14mm的卡套式直通管接头：
管接头J14 GB/T3733.1-1983
|
管子外径D0
|
公称通径DN
|
d5
|
l1
|
L≈
|
扳手尺寸
|
e
|
e1
|
重 量（kg/100件）
|
|
|
S
|
S1
|
||||||||
|
G(25)
|
4
|
3
|
9
|
40
|
13
|
15
|
15
|
17.3
|
2.59
|
|
5
|
3.5
|
||||||||
|
6
|
4
|
12.4
|
47
|
16
|
18.5
|
4.18
|
|||
|
8
|
6
|
18
|
57
|
15
|
18
|
17.3
|
20.8
|
6.49
|
|
|
10
|
8
|
58
|
18
|
21
|
20.8
|
24.2
|
8.21
|
||
|
12
|
10
|
19
|
59
|
21
|
24
|
24.2
|
27.7
|
10.8
|
|
|
14
|
12
|
12.7
|
|||||||
|
16
|
14
|
20
|
62
|
24
|
27
|
27.7
|
31.2
|
16.1
|
|
|
18
|
15
|
27
|
30
|
31.2
|
34.6
|
20.3
|
|||
|
20
|
17
|
67
|
30
|
34
|
34.6
|
39.3
|
25.3
|
||
|
22
|
19
|
27
|
75
|
34
|
36
|
39.3
|
41.6
|
33.6
|
|
|
25
|
22
|
77
|
41
|
47.3
|
43.1
|
||||
|
28
|
24
|
29
|
80
|
41
|
47.3
|
46.1
|
|||
|
32
|
27
|
83
|
46
|
50
|
53.1
|
57.7
|
68.1
|
||
|
34
|
30
|
71.3
|
|||||||
|
40
|
34
|
85
|
50
|
55
|
57.7
|
63.5
|
84.4
|
||
|
42
|
36
|
55
|
60
|
63.5
|
69.3
|
104
|
|||
|
J(40)
|
6
|
3
|
19
|
55
|
15
|
18
|
17.3
|
20.8
|
7.23
|
|
8
|
5
|
57
|
18
|
21
|
20.8
|
24.2
|
8.97
|
||
|
10
|
7
|
20
|
62
|
21
|
24
|
24.2
|
27.7
|
12.3
|
|
|
12
|
8
|
14.6
|
|||||||
|
14
|
10
|
64
|
24
|
27
|
27.2
|
31.2
|
18.8
|
||
|
16
|
12
|
27
|
30
|
31.2
|
34.6
|
23.3
|
|||
|
18
|
14
|
66
|
30
|
34
|
34.6
|
39.3
|
26.5
|
||
|
20
|
16
|
28
|
82
|
34
|
36
|
39.3
|
41.6
|
38.3
|
|
|
22
|
18
|
30
|
84
|
41
|
47.3
|
51.5
|
|||
|
25
|
20
|
87
|
41
|
47.3
|
54.1
|
||||
|
28
|
22
|
31
|
89
|
46
|
53.1
|
65.8
|
|||
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