本标准规定了卡套式锥螺纹对接直通管接头,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E级,管子外径D0为14mm的卡套式锥螺纹对接直通管接头:
管接头E14 JB/ZQ4406-97
管子外径D0
|
公称通径DN
|
d5
|
d
|
l
|
l1≈
|
L≈
|
扳手尺寸
|
e
|
e1
|
重 量(kg/100件)
|
|
S
|
S1
|
||||||||||
E(16)
|
4
|
3
|
Z1/8
|
4.572
|
22
|
38
|
13
|
15
|
15
|
17.3
|
3.18
|
5
|
3.5
|
||||||||||
6
|
4
|
24.7
|
43
|
16
|
18.5
|
4.23
|
|||||
8
|
6
|
Z1/4
|
5.080
|
31
|
49
|
16
|
18
|
18.5
|
20.8
|
6.77
|
|
10
|
8
|
32
|
52
|
18
|
21
|
20.8
|
24.2
|
8.12
|
|||
12
|
10
|
Z3/8
|
6.096
|
23
|
53
|
21
|
24
|
24.2
|
27.7
|
9.61
|
|
14
|
12
|
12.1
|
|||||||||
16
|
14
|
Z1/2
|
8.128
|
34
|
54
|
27
|
27
|
31.2
|
31.2
|
16.6
|
|
18
|
15
|
34.5
|
30
|
34.6
|
19
|
||||||
20
|
17
|
NZ3/4
|
8.611
|
39
|
62
|
34
|
34
|
39.3
|
39.3
|
27.3
|
|
22
|
19
|
43.5
|
67
|
36
|
41.6
|
31.4
|
|||||
25
|
22
|
Z1
|
10.160
|
45.5
|
72
|
41
|
41
|
47.3
|
47.3
|
44.7
|
|
28
|
24
|
46.5
|
73
|
48.2
|
|||||||
32
|
27
|
Z11/4
|
10.668
|
34.5
|
76
|
48.5
|
50
|
57.7
|
57.7
|
71.7
|
|
34
|
30
|
77
|
76.6
|
||||||||
40
|
34
|
Z11/2
|
35
|
63
|
49.5
|
55
|
63.5
|
63.5
|
83.9
|
||
42
|
36
|
60
|
69.3
|
92.6
|