For Pipe Threads
ขนาด | รหัส | แชมเฟอร์ | เส้นผ่าศูนย์กลางยอดเกลียว (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | (mm) | ประเภท |
||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| For Pipe Threads / สำหรับเกลียวท่อ | ||||||||||||
| NPT 1/16-27 | ANSI G | TNPT01L | 3P | 7.770 | 54 | 17 | 12 | 8 | 6 | 9 | 4 | 1 |
| NPT 1/8-27 | ANSI G | TNPT02L | 3P | 10.117 | 55 | 19 | 12.05 | 8 | 6 | 9 | 4 | 2 |
| NPT 1/4-18 | ANSI G | TNPT04O | 3P | 13.426 | 62 | 28 | 17.45 | 11 | 9 | 12 | 4 | 2 |
| NPT 3/8-18 | ANSI G | TNPT06O | 3P | 16.866 | 65 | 28 | 17.65 | 14 | 11 | 14 | 4 | 2 |
| NPT 1/2-14 | ANSI G | TNPT08Q | 3P | 20.980 | 80 | 35 | 22.85 | 18 | 14 | 17 | 4 | 2 |
| NPT 3/4-14 | ANSI G | TNPT12Q | 3P | 26.325 | 85 | 35 | 22.95 | 23 | 17 | 20 | 4 | 2 |
| NPT 1 -11.5 | ANSI G | TNPT16T | 3P | 32.934 | 95 | 45 | 27.4 | 26 | 21 | 24 | 5 | 2 |
| NPT 1 1/4-11.5 | ANSI G | TNPT20T | 3P | 41.689 | 105 | 45 | 27.4 | 26 | 21 | 24 | 5 | 2 |
| NPT 1 1/2-11.5 | ANSI G | TNPT24T | 3P | 47.760 | 110 | 45 | 28.4 | 38 | 29 | 32 | 6 | 2 |
| NPT 2 -11.5 | ANSI G | TNPT32T | 3P | 59.797 | 120 | 50 | 28 | 46 | 35 | 38 | 6 | 2 |
| NPT 2 1/2-8 | ANSI G | TNPT40X | 3P | 72.273 | 145 | 65 | 40.8 | 55 | 41 | 44 | 8 | 2 |
| NPT 3 -8 | ANSI G | TNPT48X | 3P | 88.184 | 155 | 65 | 42.95 | 65 | 50 | 52 | 8 | 2 |
