| 螺纹短节 | ||
 |
 |
 |
| 单头螺纹短节 | 双头螺纹短节 | 两端平短节 |
| Half-Threaded Short Pipe | Threaded Short Pipe | Both end Plain Nipple |
| 螺纹短节 | ||
|
|
|
| 单头螺纹短节 | 双头螺纹短节 | 两端平短节 |
| Half-Threaded Short Pipe | Threaded Short Pipe | Both end Plain Nipple |
|
公称通径 Norminal Pipe Size DN |
管子外径 Oustside Dianeter |
螺纹长度 Length of Thread |
长度 End to End |
壁厚 Wall Thickness |
|
|
A |
B(min) |
D |
L2 |
L |
T |
| 6 | 1/8 |
10.30 |
9.5 |
60、90、120、 150、180
|
sch80、 sch160 或2000、3000
|
| 8 | 1/4 |
13.7 |
11.0 |
||
| 10 | 3/8 |
17.1 |
12.5 |
||
| 15 | 1/2 |
21.3 |
14.5 |
||
| 20 | 3/4 |
26.7 |
16.0 |
||
| 25 | 1 |
33.4 |
19.0 |
||
| 32 | 11/4 |
42.2 |
20.5 |
||
| 40 | 11/2 |
48.3 |
20.5 |
||
| 50 | 2 |
60.3 |
22.0 |
||
| 65 | 21/2 |
73.0 |
27.0 |
||
| 80 | 3 |
88.9 |
28.5 |
||
|
100 |
4 |
114.3 |
32.0 |
||
注：
1）长度由顾客指定。
2）螺纹按GB/T 12716（ASME B1.20.1)中规定的60º圆锥管螺纹（NPT）制造；如顾客要求也可按GB7306中规定的55º圆锥螺纹（R）制造，订货时须说明。
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