| 公制螺纹公称直径、螺距表 | |||||||||
| 公称直径 | 螺距 | 公称直径 | 螺距 | 公称直径 | 螺距 | ||||
| 1 | 0.25 | 12 | 1.75 | 36 | 4 | ||||
| 2 | 0.4 | 14 | 2 | 39 | 4 | ||||
| 2.5 | 0.45 | 16 | 2 | 42 | 4.5 | ||||
| 3 | 0.5 | 18 | 2.5 | 45 | 4.5 | ||||
| 3.5 | 0.5 | 20 | 2.5 | 48 | 5 | ||||
| 4 | 0.7 | 22 | 2.5 | 52 | 5 | ||||
| 5 | 0.8 | 24 | 3 | 56 | 5.5 | ||||
| 6 | 1 | 27 | 3 | 60 | 5.5 | ||||
| 8 | 1.25 | 30 | 3.5 | 64 | 6 | ||||
| 10 | 1.5 | 33 | 3.5 | 68 | 6 | ||||
| 英制螺纹公称直径、螺距表 | |||||||||
| 公称直径 | 牙数 | 大经 | 小径 | 公称直径 | 牙数 | 大经 | 小径 | ||
| 3/16 | 24 | 4.63 | 3.7 | 7/8 | 9 | 21.96 | 19.3 | ||
| 1/4 | 20 | 6.2 | 5.1 | 1 | 8 | 25.11 | 22 | ||
| 5/16 | 18 | 7.78 | 6.5 | 11/8 | 7 | 28.25 | 24.7 | ||
| 3/8 | 16 | 9.36 | 7.9 | 11/4 | 7 | 31.42 | 27.9 | ||
| 7/16 | 14 | 10.93 | 9.3 | 11/2 | 6 | 37.73 | 33.5 | ||
| 1/2 | 12 | 12.5 | 10.5 | 15/8 | 5 | 40.85 | 35.8 | ||
| 9/16 | 12 | 14.08 | 12.1 | 13/4 | 5 | 44.02 | 39 | ||
| 5/8 | 11 | 15.65 | 13.5 | 17/8 | 41/2 | 47.15 | 41.5 | ||
| 3/4 | 10 | 18.81 | 16.4 | 2 | 41/2 | 50.32 | 44.7 | ||
| 圆柱管螺纹公称直径表 | |||||||||
| 公称直径 | 牙数 | 大经 | 小径 | 公称直径 | 牙数 | 大经 | 小径 | ||
| 1/8 | 28 | 9.81 | 8.5 | 1 | 11 | 33.25 | 30.5 | ||
| 1/4 | 19 | 13.16 | 11.7 | 11/8 | 11 | 38.2 | 35.2 | ||
| 3/8 | 19 | 16.66 | 15.2 | 11/4 | 11 | 41.91 | 39.2 | ||
| 1/2 | 14 | 20.95 | 18.9 | 13/8 | 11 | 43.85 | 41.6 | ||
| 5/8 | 14 | 22.85 | 20.8 | 11/2 | 11 | 47.8 | 45.1 | ||
| 3/4 | 14 | 26.44 | 24.3 | 13/4 | 11 | 53.62 | 51 | ||
| 7/8 | 14 | 29.28 | 28.1 | 2 | 11 | 59.62 | 57 | ||
| 圆锥管螺纹公称直径表 | |||||||||
| 公称直径 | 牙数 | 大经 | 小径 | 公称直径 | 牙数 | 大经 | 小径 | ||
| 1/8 | 28 | 9.73 | 8.4 | DN25 | 1 | 11 | 33.25 | 30 | |
| 1/4 | 19 | 13.16 | 11.3 | 11/8 | 11 | 37.6 | 34.7 | ||
| 3/8 | 19 | 16.66 | 14.8 | DN32 | 11/4 | 11 | 41.91 | 38.6 | |
| DN15 | 1/2 | 14 | 20.95 | 18.5 | 13/8 | 11 | 43.4 | 41.1 | |
| 5/8 | 14 | 22.7 | 20.5 | DN40 | 11/2 | 11 | 47.8 | 44.6 | |
| DN20 | 3/4 | 14 | 26.44 | 24 | 13/4 | 11 | 53.62 | 50.5 | |
| 7/8 | 14 | 30.02 | 27.6 | DN50 | 2 | 11 | 59.61 | 56.3 | |
