DLM- T型可退式倒扣打捞矛
Releasable Reversing SpearType DLM-T
DLM- T型可退式倒扣捞矛， 是用来打捞、退出井下钻杆、油管等管状遇卡落鱼的工具。它是从落鱼的内径进行打捞倒扣的， 捞住落鱼后可在井内 倒扣作业。若捞住落鱼后无法提起时，也可以释放落鱼。
Model "DLM-T"Releasable Reversing Spear is a tool designed to recover and back off the stuckpipe-shaped fish like drill pipe, oil tubing, etc. Back-off operation andfishing job are performed through the interior bore of the fish by using thespear. When catch the fishes, it cannot be lifted up. Thus, the held fishes canalso be released
Specifications | |||||
型号 Model | 打捞管柱内径范围 I. D mm(in) | 许用拉力kN Max Working | 倒扣拉力及许用扭矩 | 接头螺纹 | |
拉力，kN Load(lbf) | 扭矩N · m Torque(lb· ft) | ||||
DLM-T48 | 39- 42(1.54-1.65) | 200(44961) | 117(26302) | 2500(1843) | NC26 |
DLM-T60 | 49-52(1.93-2.05) | 300(67442) | 147(33046) | 4313(3181) | 2 7/8REG |
DLM- T73 | 60-78(2.36-3.07) | 440(98915) | 166(37318) | 5799(4277) | 2 7/8REG，NC3 1 |
DLM-T89 | 75-91(2.95-3.58) | 500(112404) | 166(37318) | 9593(7075) | NC38 |
DLM- T114 | 99-103(3.89- 4.06) | 800(179847) | 196(44062) | 10726(7910) | 4 1/2REG，NC38 |
DLM-T140 | 117~168(4.60-6.61) | 880(197831) | 196(44062) | 13263(9782) | NC50 |
DLM-T245 | 216- 229(8.50-9 02) | 2250(505820) | 340(76435) | 22370(16499) | NCSO |
DLM-T273 | 247- 259(9.27-10 2) | 2500(562022) | 390(87675) | 23242(17142) | 5 1/2FH |
DLM- T340 | 313~323(12.3~12.7) | 2750(618224) | 390(87675) | 24713(18227) | NC50 |
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