1) circular threaded tool
圆形螺纹车刀
2) Cylindrical thread chasing cutter
圆柱形螺纹梳刀
3) circular thread chaser
圆形螺纹梳刀
4) thread cutter
螺纹车刀
5) screw disc broach
螺纹圆梳刀
6) round thread
圆形螺纹
1.
Analysis of jump-out loads on connectors of buttress and round threads of casing;
套管偏梯形和圆形螺纹滑脱载荷分析
补充资料：55°圆柱管螺纹的型式和尺寸
| 螺纹代号 | 基本尺寸 | 大径 mm d=D | 螺距 mm p | 每英寸牙数 tpi | 中径 mm d2=D2 | 小径 外螺纹 d3 | 牙型高度 H1 | 底孔尺寸 mm | |
| G 1/8 | 1/8＂ | 9.728 | 0.907 | 28 | 9.147 | 8.566 | 0.581 | 8.7 | |
| G 1/4 | 1/4＂ | 13.157 | 1.337 | 19 | 12.301 | 11.445 | 0.856 | 11.6 | |
| G 3/8 | 3/8＂ | 16.662 | 1.337 | 19 | 15.806 | 14.95 | 0.856 | 15 | |
| G 1/2 | 1/2＂ | 20.955 | 1.814 | 14 | 19.793 | 18.631 | 1.162 | 19 | |
| G 5/8 | 5/8＂ | 22.911 | 1.814 | 14 | 21.749 | 20.587 | 1.162 | 20.75 | |
| G 3/4 | 3/4＂ | 26.441 | 1.814 | 14 | 25.279 | 24.117 | 1.162 | 24.5 | |
| G 7/8 | 7/8＂ | 30.201 | 1.814 | 14 | 29.039 | 27.877 | 1.162 | 28 | |
| G 1 | 1＂ | 33.249 | 2.309 | 11 | 31.77 | 30.291 | 1.479 | 30.5 | |
| G 1 1/8 | 1 1/8＂ | 37.897 | 2.309 | 11 | 36.418 | 34.939 | 1.479 | 35 | |
| G 1 1/4 | 1 1/4＂ | 41.91 | 2.309 | 11 | 40.431 | 38.952 | 1.479 | 39.5 | |
| G 1 3/8 | 1 3/8＂ | 44.323 | 2.309 | 11 | 42.844 | 41.365 | 1.479 | 41.5 | |
| G 1 1/2 | 1 1/2＂ | 47.803 | 2.309 | 11 | 46.324 | 44.845 | 1.479 | 45 | |
| G 1 3/4 | 1 3/4＂ | 53.746 | 2.309 | 11 | 52.267 | 50.788 | 1.479 | 51 | |
| G 2 | 2＂ | 59.614 | 2.309 | 11 | 58.135 | 56.656 | 1.479 | 57 | |
| G 2 1/4 | 2 1/4＂ | 65.71 | 2.309 | 11 | 64.231 | 62.752 | 1.479 | 63 | |
| G 2 1/2 | 2 1/2＂ | 75.184 | 2.309 | 11 | 73.705 | 72.226 | 1.479 | 72.5 | |
| G 2 3/4 | 2 3/4＂ | 81.534 | 2.309 | 11 | 80.055 | 78.576 | 1.479 | 79 | |
| G 3 | 3＂ | 87.884 | 2.309 | 11 | 86.405 | 84.926 | 1.479 | 85.5 | |
| G 3 1/4 | 3 1/4＂ | 93.98 | 2.309 | 11 | 92.501 | 91.022 | 1.479 | 91 | |
| G 3 1/2 | 3 1/2＂ | 100.33 | 2.309 | 11 | 98.351 | 97.372 | 1.479 | 97.75 | |
| G 3 3/4 | 3 3/4＂ | 106.68 | 2.309 | 11 | 105.201 | 103.722 | 1.479 | 104 | |
| G 4 | 4＂ | 113.03 | 2.309 | 11 | 111.55 | 110.072 | 1.479 | 110.5 | |
| G 4 1/2 | 4 1/2＂ | 125.73 | 2.309 | 11 | 124.251 | 122.772 | 1.479 | 123 | |
| G 5 | 5＂ | 138.43 | 2.309 | 11 | 136.951 | 135.472 | 1.479 | 136 | |
| G 5 1/2 | 5 1/2＂ | 151.13 | 2.309 | 11 | 149.651 | 148.172 | 1.479 | 148.5 | |
| G 6 | 6＂ | 163.83 | 2.309 | 11 | 162.351 | 160.872 | 1.479 | 161.5 |
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条