[中 文] 主要用于油田鉆修井時起吊管柱用，具有安全可靠、整體強度高、剛度好等優點.可于鉆井機修井機，通井機等設備配套使用
[English] It is used mainly for hoisting the pipe-column when drilling and repairing the oil well, and has advantages such as safety and reliability, high integer intensity, and good rigidity etc. It can be used in complete set with shaft drill jumbos, workover rigs, pumping units etc.
型號 | 最大載荷KN | 滑輪數 | 額定鉤載KN | 質量kg |
YG-30t | 441 | 3 | 294 | 480 |
YG-50t | 500 | 4 | 485 | 950 |
YG-80t | 1176 | 5 | 784 | 1500 |
YG-120B | 1432 | 5 | 1167 | 2800 |
YG-135t | 1550 | 4 | 1320 | 2800 |
YG-90B | 1274 | 4 | 882 | 1600 |
