
螺纹
| 代号 | 牙 数 / 25.4 | 锥 度 | 接箍 | |||||||||||||
| 外径 D | 小端螺纹大径d2 | 小端螺纹小径d3 | G | G1 | d | 外径Dm | 端面螺纹大径d1 | 端面螺纹小径d2 | 扩孔部分 | L1 | L | B | ||||
| d0 | L0 | |||||||||||||||
| 1.050UPTBG | 10 | 1:16 | 33.4 | 25.727 | 22.903 | 27.79 | 23.50 | 21.0 | 33.4 | 27.298 | 24.474 | 28.3 | 7.9 | 40.5 | 81.0 | 1.6 |
| 1.315UPTBG | 37.3 | 33.408 | 29.584 | 28.58 | 24.28 | 26.6 | 42.2 | 34.029 | 31.205 | 35.0 | 41.3 | 82.6 | 2.4 | |||
| 1.660UPTBG | 46.0 | 40.973 | 38.149 | 31.75 | 27.46 | 35.1 | 52.2 | 42.792 | 39.968 | 43.8 | 44.4 | 88.9 | 3.2 | |||
| 1.900UPTBG | 48.3 | 46.870 | 44.046 | 34.92 | 30.63 | 40.9 | 55.9 | 48.888 | 46.0 | 49.9 | 47.1 | 95.2 | 1.6 | |||
| 2 3/8 UPTBG | 60.3 | 58.539 | 55.715 | 41.28 | 36.98 | 47.4 | 73.0 | 60.953 | 58.129 | 61.9 | 54.0 | 108.0 | 4.8 | |||
| 2 7/8 UPTBG | 73.0 | 70.544 | 67.720 | 52.40 | 48.11 | 57.4 | 88.9 | 73.653 | 70.829 | 74.6 | 65.1 | 130.2 | ||||
| 3 1/2 UPTBG | 88.9 | 86.022 | 83.198 | 58.75 | 54.46 | 69.9 | 108.0 | .528 | 86.704 | 90.5 | 71.4 | 142.9 | ||||
| 4 UPTBG | 8 | 101.6 | 98.622 | 95.002 | 60.32 | 54.36 | 90.1 | 120.6 | 102.148 | 98.528 | 103.2 | 9.5 | 73.0 | 146.0 | ||
| 4 1/2 UPTBG | 114.3 | 111.024 | 107.404 | 65.10 | 59.13 | 100.5 | 132.1 | 114.848 | 111.228 | 115.9 | 77.8 | 155.6 | ||||
