|
公称通径DN |
螺纹尺寸代号NPT |
中心至内螺纹端面A |
中心至内螺纹端面A |
端部外径
H |
本体壁厚
G1 |
本体壁厚
G2 |
内螺纹完整长度L5 |
内螺纹有效长度L2 |
外螺纹长度L |
|
3000LB |
6000LB |
3000LB |
6000LB |
3000LB |
6000LB |
3000LB |
6000LB |
3000LB |
6000LB |
|
6 |
1/8 |
19 |
22 |
25 |
32 |
19 |
25 |
3.18 |
5.08 |
2.74 |
4.22 |
6.4 |
6.7 |
10 |
|
8 |
1/4 |
22 |
25 |
32 |
38 |
25 |
32 |
3.30 |
5.66 |
3.22 |
5.28 |
8.1 |
10.2 |
11 |
|
10 |
3/8 |
25 |
28 |
38 |
41 |
32 |
38 |
3.51 |
6.98 |
3.50 |
5.59 |
9.1 |
10.4 |
13 |
|
15 |
1/2 |
28 |
35 |
41 |
48 |
38 |
44 |
4.09 |
8.15 |
4.16 |
6.53 |
10.9 |
13.6 |
14 |
|
20 |
3/4 |
35 |
44 |
48 |
57 |
44 |
51 |
4.32 |
8.53 |
4.88 |
6.86 |
12.7 |
13.9 |
16 |
|
25 |
1 |
44 |
51 |
57 |
66 |
51 |
62 |
4.98 |
9.93 |
5.56 |
7.95 |
14.7 |
17.3 |
19 |
|
32 |
1.1/4 |
51 |
54 |
66 |
71 |
62 |
70 |
5.28 |
10.59 |
5.56 |
8.48 |
17.0 |
18.0 |
21 |
|
40 |
1.1/2 |
54 |
64 |
71 |
84 |
70 |
84 |
5.50 |
11.07 |
6.25 |
8.89 |
17.8 |
18.4 |
21 |
|
50 |
2 |
64 |
83 |
84 |
105 |
84 |
102 |
7.14 |
12.09 |
7.64 |
9.70 |
19.0 |
19.2 |
22 | |
| 上述尺寸符合GB/T14383-2008、ANSI B16.11标准。 |
