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螺纹管件1
| 公称通径 |
中心到端面,弯头、三通和四通, A |
中心到端面,
45度弯头,C |
套箍外径, H |
最小壁厚,G |
最小螺纹长度[Note] |
| 2000 |
3000 |
6000 |
2000 |
3000 |
6000 |
2000 |
3000 |
6000 |
2000 |
3000 |
6000 |
B |
L2 |
| 1/8 |
21 |
21 |
25 |
17 |
17 |
19 |
22 |
22 |
25 |
3.18 |
3.18 |
6.35 |
6.4 |
6.7 |
| 1/4 |
21 |
25 |
28 |
17 |
19 |
22 |
22 |
25 |
33 |
3.18 |
3.3 |
6.6 |
8.1 |
10.2 |
| 3/8 |
25 |
28 |
33 |
19 |
22 |
25 |
25 |
33 |
38 |
3.18 |
3.51 |
6.98 |
9.1 |
10.4 |
| 1/2 |
28 |
33 |
38 |
22 |
25 |
28 |
33 |
38 |
46 |
3.18 |
4.09 |
8.15 |
10.9 |
13.6 |
| 3/4 |
33 |
38 |
44 |
25 |
28 |
33 |
38 |
46 |
56 |
3.18 |
4.32 |
8.53 |
12.7 |
13.9 |
| 1 |
38 |
44 |
51 |
28 |
33 |
35 |
46 |
56 |
62 |
3.68 |
4.98 |
9.93 |
14.7 |
17.3 |
| 1 1/4 |
44 |
51 |
60 |
33 |
35 |
43 |
56 |
62 |
75 |
3.89 |
5.28 |
10.59 |
17 |
18 |
| 1 1/2 |
51 |
60 |
64 |
35 |
43 |
44 |
62 |
75 |
84 |
4.01 |
5.56 |
11.07 |
17.8 |
18.4 |
| 2 |
60 |
64 |
83 |
43 |
44 |
52 |
75 |
84 |
102 |
4.27 |
7.14 |
12.09 |
19 |
19.2 |
| 2 1/2 |
76 |
83 |
95 |
52 |
52 |
64 |
92 |
102 |
121 |
5.61 |
7.65 |
15.29 |
23.6 |
28.9 |
| 3 |
86 |
95 |
106 |
64 |
64 |
79 |
109 |
121 |
146 |
5.99 |
8.84 |
16.64 |
25.9 |
30.5 |
| 4 |
106 |
114 |
114 |
79 |
79 |
79 |
146 |
152 |
152 |
6.55 |
11.18 |
18.67 |
27.7 |
33 |
| Note:B为完整螺纹的最小长度. |
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螺纹管件2
| 公称通径 |
双向管接头
端面到端面.W |
管帽
端面到端面.P |
外径, D |
端部最小厚度, G |
最小螺纹长度[Note] |
| 3000 and 6000 |
3000 |
6000 |
3000 |
6000 |
3000 |
6000 |
B |
L2 |
| 1/8 |
32 |
19 |
… |
16 |
22 |
4.8 |
… |
6.4 |
6.7 |
| 1/4 |
35 |
25 |
27 |
19 |
25 |
4.8 |
6.4 |
8.1 |
10.2 |
| 3/8 |
38 |
25 |
27 |
22 |
32 |
4.8 |
6.4 |
9.1 |
10.4 |
| 1/2 |
48 |
32 |
33 |
28 |
38 |
6.4 |
7.9 |
10.9 |
13.6 |
| 3/4 |
51 |
37 |
38 |
35 |
44 |
6.4 |
7.9 |
12.7 |
13.9 |
| 1 |
60 |
41 |
43 |
44 |
57 |
9.7 |
11.2 |
14.7 |
17.3 |
| 1 1/4 |
67 |
44 |
46 |
57 |
64 |
9.7 |
11.2 |
17 |
18 |
| 1 1/2 |
79 |
44 |
48 |
64 |
76 |
11.2 |
12.7 |
17.8 |
18.4 |
| 2 |
86 |
48 |
51 |
76 |
92 |
12.7 |
15.7 |
19 |
19.2 |
| 2 1/2 |
92 |
60 |
64 |
92 |
108 |
15.7 |
19 |
23.6 |
28.9 |
| 3 |
108 |
65 |
68 |
108 |
127 |
19 |
22.4 |
25.9 |
30.5 |
| 4 |
121 |
68 |
75 |
140 |
159 |
22.4 |
28.4 |
27.7 |
33 |
| Note:B为完整螺纹的最小长度. |
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堵头和螺套
| 公称通径 |
最小长度, A |
方头堵头 |
圆头堵头 |
六角头堵头和螺套 |
| 方头最小高度,B |
方头最小边距,C |
圆头公称直径, E |
最小长度, D |
对边距离(公称),E |
六角头最小高度 |
| 螺套, G |
堵头, H |
| 1/8 |
10 |
6 |
7 |
10 |
35 |
11 |
… |
6 |
| 1/4 |
11 |
6 |
10 |
14 |
41 |
16 |
3 |
6 |
| 3/8 |
13 |
8 |
11 |
18 |
41 |
18 |
4 |
8 |
| 1/2 |
14 |
10 |
14 |
21 |
44 |
22 |
5 |
8 |
| 3/4 |
16 |
11 |
16 |
27 |
44 |
27 |
6 |
10 |
| 1 |
19 |
13 |
21 |
33 |
51 |
36 |
6 |
10 |
| 1 1/4 |
21 |
14 |
24 |
43 |
51 |
46 |
7 |
14 |
| 1 1/2 |
21 |
16 |
28 |
48 |
51 |
50 |
8 |
16 |
| 2 |
22 |
18 |
32 |
60 |
64 |
65 |
9 |
18 |
| 2 1/2 |
27 |
19 |
36 |
73 |
70 |
75 |
10 |
19 |
| 3 |
28 |
21 |
41 |
89 |
70 |
90 |
10 |
21 |
| 4 |
32 |
25 |
65 |
114 |
76 |
115 |
13 |
25 |
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