LF-型吊鉗
更新時(shí)間:2020-12-22點(diǎn)擊次數(shù):1277次
LF型吊鉗是石油鉆井作業(yè)中用于鉆井起下鉆時(shí)擰緊或卸開(kāi)鉆桿、鉆桿接箍、接頭、套管或套管接箍的工具??赏ㄟ^(guò)更換扣合器鉗,變換各扣合臺(tái)肩來(lái)改變扣合尺寸。根據(jù)不同的扣合尺寸確定扭矩等級(jí)。
相關(guān)介紹
技術(shù)參數(shù)
扣合鉗號(hào)No.of Latch Lug jaw | 扣合臺(tái)肩Latch step | 扣合管徑范圍Size Range(mm(in)) | 最大扭矩Rated TorquekN·m | |
in | mm | |||
1# | 1 | 2.3/8-2.7/8 | 60.32-73 | 22 |
2 | 2.7/8-3.1/2 | 73-88.9 | ||
2# | 1 | 3.1/2-4.1/4 | 88.9-107.95 | |
2 | 4.1/4-5 | 107.95-127 | ||
3# | 1 | 4.3/4-5.1/2 | 120.65-139.7 | |
2 | 5.1/2-6.1/4 | 120.65-139.7 | ||
4# | 1 | 5.3/4-6.3/8 | 146.05-161.93 | |
2 | 6.3/8-7 | 161.93-177.8 |