序號 | 螺紋規(guī)格 | 螺紋規(guī)格 | 螺紋規(guī)格 | 適用電纜 | 外圓 | 內(nèi)圓 | 螺紋長度 | 長度 |
M20 | G1 | NPT1/2 | 6--12 | 26 | 19.3 | 20 | 27.5 | |
2 | M25 | G3/4 | NPT3/4 | 11--15 | 32 | 24.5 | 20 | 27.5 |
3 | M32 | G1 | NPT1 | 14--18 | 40 | 31 | 24 | 35 |
4 | M40 | G1-1/4 | NPT1-1/4 | 22-27 | 48 | 39 | 24 | 38 |
5 | M50 | G1-1/2 | NPT1-1/2 | 26-33 | 55 | 45.5 | 24 | 39 |
6 | M63 | G2 | NPT2 | 32-41 | 67 | 57.5 | 24 | 44 |
7 | G2-1/2 | NPT2-1/2 | 48-57 | |||||
8 | G3 | NPT3 | ||||||
8 | G4 | NPT4 |