加重钻杆
| 名义尺寸 | 3 1/2 | 4 | 41/2 | 5 | |
| 钻杆管体 | 外径，mm | 88.9 | 101.6 | 114.3 | 127.0 |
| 内径，mm | 52.4 | 65.1 | 69.8 | 76.2 | |
| 壁厚，mm | 18.2 | 18.2 | 22.2 | 25.4 | |
| 中部加厚，mm | 101.6 | 114.3 | 127.0 | 139.7 | |
| 接头 | 连接型式 | NC38 | NC40 | NC46 | NC50 |
| 外径 | 120.6 | 133.3 | 158.7 | 165.1 | |
| 内径 | 55.6 | 68.3 | 73.0 | 77.8 | |
| 管体加接头重量，kg/m | 37.7 | 44.2 | 61.0 | 73.5 | |
| 管内容积，L/m | 2.19 | 3.37 | 3.87 | 4.61 | |
| 管体抗拉强度，KN | 1530 | 1810 | 2440 | 3070 | |
| 接头抗扭强度，KN.m | 23.83 | 31.90 | 52.6 | 69.66 | |
| 紧扣扭矩，KN.m | 13.42 | 17.97 | 29.56 | 39.85 | |