Zhengzhou Eternoo Machinery Co., Ltd.
Main products:drill rig,filter,transformer,diesel generator,steel structre houses
Products
Contact Us
  • Contact Person : Ms. Cao Bommie
  • Company Name : Zhengzhou Eternoo Machinery Co., Ltd.
  • Tel : 86-371-86158396
  • Fax : 86-371-86158396
  • Address : Henan,zhengzhou,NO.65,fengqing road
  • Country/Region : China
  • Zip : 450003

Full interlocking pressurizing Kelly bar

Full interlocking pressurizing Kelly bar
Product Detailed
The lock pressurized pipe has three key type and six key type two kinds

Description:

The lock pressurized pipe has three key type and six key type two kinds, every day drill adopts high alloy steel seamless steel tube, welding in the key on the road for high wear-resisting drive keys. This drill with self-locking function of active kay, it is shrinking drilling resistance by a group of high strength with twisted outside wall pipe, tube is equal to the distance is uniform, pipe rack, combined with the transfer between pressure, this structure can guarantee the power of head pressure and torque transmission to the full, not drill can adapt to the drilling in hard stratum especially rock in drilling.

 Technology parameters:

type

outer pipe diameter(mm)

section

depth(m)

torque(kn·m)

JT12/340/3/36-42

340

3

36/42

120

JT15/377/4/42-54

377

4

42/46/54

150

JT20/406/4/48

406

4

48

200

JT22/406/4/48

406

4

48

220

JT25/450/3/40

450

3

40

250

JT25/440/4/56

440

4

56

250

JT25/440/3/40-45

440

3

40-45

250

JT28/508/5/70

508

5

70

280

Full interlocking pressurizing Kelly bar



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