Saifu petroleum machinery: elevators, tongs, pneumatic chuck, tooth plate
Tel: +86-0513-84161098
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Addr.: No 36 Weihe Road,New Area of Economic Development Zone,Rudong Jiangsu
Tel: 0513-84161098
Contact: Paul
Email: saifu01@sfsyjx.com
Mobile: +86-13861931500
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Casing Tongs

Hit: 11825
Product Detail
Casing Tongs Introduce :
  The casing tongs are designed and manufactured in accordance with the API Spec   7K《Specification for Drilling and Well Servicing Equipment》and the National Standard for the Petroleum Gas Industry SY/T 5035《Elevator Links、Elevators and Tongs》which is a useful tool applied to make up and break out drill pipes, coupling hoop of the drill pipe、joint、casings、casing hoops etc. When raise drill tool up and fall it down. Changing hinge jaws and handling shoulders of latch lug jaws can adjust the handling size of the tongs.
Technical Specifications
Gripping Range
Torque max
mm
in
340-368
133/8-141/2
35
368-406
141/2-16
406-445
16-171/2
445-483
171/2-19
483-508
19-20
508-546
20-211/2
546-584
211/2-23
610-648
24-251/2
648-686
251/2-27
686-724
27-281/2
724-762
281/2-30