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美標圓錐管螺紋環規NPT螺紋規
|
量規代號 Gage code |
每英寸牙數 Thread/ perinch |
螺距 Pitch (mm) |
錐度 |
|
量規代號 Gage code |
每英寸牙數 Thread/ perinch |
螺距 Pitch (mm) |
錐度 |
|
1/16-27NPT |
27 |
0.941 |
1：16 |
|
1 1/4-11.5NPT |
11.5 |
2.209 |
1：16 |
|
1/8-27NPT |
27 |
0.941 |
|
1 1/2-11.5NPT |
11.5 |
2.209 |
||
|
1/4-18NPT |
18 |
1.411 |
|
2-8NPT |
11.5 |
2.209 |
||
|
3/8-18NPT |
18 |
1.411 |
|
2 1/2-8NPT |
8.0 |
3.175 |
||
|
1/2-14NPT |
14 |
1.814 |
|
3-8NPT |
8.0 |
3.175 |
||
|
3/4-14NPT |
14 |
1.814 |
|
...... |
...... |
...... |
||
|
1-11.5NPT |
11.5 |
2.209 |
|
6-8NPT |
8.0 |
3.175 |