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| 本标准适用于以油、气为介质的管路系统用扩口式锥螺纹端直通管接头。 |
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标记示例：
管子外径D0为10mm的A型扩口式锥螺纹直通管接头：
管接头A10 JB/ZQ4408-97 |
| |
管子外径DO |
d0 |
d |
l |
l1≈ |
e1 |
e |
s1 |
s |
重 量(kg/100件) |
4 |
3 |
Z1/8 |
4.572 |
33.5 |
15 |
15 |
13 |
13 |
2.7 |
5 |
3.5 |
2.6 |
6 |
4 |
37.5 |
17.3 |
15 |
2.5 |
8 |
6 |
Z1/4 |
5.080 |
46 |
20.8 |
21 |
18 |
16 |
6.1 |
10 |
8 |
47 |
24.2 |
20.8 |
21 |
18 |
7.4 |
12 |
10 |
Z3/8 |
6.096 |
48 |
27.7 |
24.2 |
24 |
21 |
10.0 |
14 |
12 |
31.2 |
27.7 |
27 |
24 |
12.3 |
16 |
14 |
Z1/2 |
8.128 |
49.5 |
34.6 |
31.2 |
30 |
27 |
15.8 |
18 |
15 |
16.6 |
20 |
17 |
Z3/4 |
8.611 |
61.5 |
41.6 |
39.3 |
36 |
34 |
29.3 |
22 |
19 |
62.5 |
29.6 |
25 |
22 |
Z1 |
10.160 |
65 |
47.3 |
47.3 |
41 |
41 |
40.1 |
28 |
24 |
67.5 |
53.1 |
46 |
47.2 |
32 |
27 |
Z11/4 |
10.668 |
71 |
57.7 |
53.1 |
50 |
46 |
61.1 |
34 |
30 |
57.7 |
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