打捞工具

DLM- T型可退式倒扣打捞矛

时间：2020/7/14 15:51:34

图片9.png 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 stuck pipe-shaped fish like drill pipe, oil tubing, etc. Back-off operation and fishing job are performed through the interior bore of the fish by using the spear. When catch the fishes, it cannot be lifted up. Thus, the held fishes can also be released

Specifications
型号 Model	打捞管柱内径范围 The Scope of Fishing Pipes String I. D mm(in)	许用拉力kN Max Working Load(lbf)	倒扣拉力及许用扭矩 Back-off Pull & Allowable Torque		接头螺纹 Connection API
型号 Model	打捞管柱内径范围 The Scope of Fishing Pipes String I. D mm(in)	许用拉力kN Max Working Load(lbf)	拉力，kN MaxWorking Load(lbf)	扭矩N · m Max Working Torque(lb· ft)	接头螺纹 Connection API
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