• Lifting sub used for special tools during the drilling of oil, gas and geological exploration System 1
  • Lifting sub used for special tools during the drilling of oil, gas and geological exploration System 2
  • Lifting sub used for special tools during the drilling of oil, gas and geological exploration System 3
Lifting sub used for special tools during the drilling of oil, gas and geological exploration

Lifting sub used for special tools during the drilling of oil, gas and geological exploration

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
10 set
Supply Capability:
10000 set/month

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1.Promotion short section is used for special tools during the drilling of oil, gas and geological exploration. The promotion short section of unitary structure is divided into 18 degree shoulder and 90 degree shoulder. You can choose the homologous promotion short section according to structural form of the lift sub when use it.


2.The size of Non-magnetic heavy weight drill pipe


Nominal size In(mm)

 

ID (mm)

 

Joint OD (mm)

 

Chamfering diameter (mm)

 

Joint length

(mm)

 

Joint thread

 

2⅞"73

31.8

79.4

76.2

250

NC23

44.5

88.9

82.9

NC26

"(89)

54.0

104.9

100.4

NC31

50.8

120.7

114.7

NC35

68.3

127.0

121

NC8

5"(127)

71.4

152.4

144.5

NC44

158.8

149.2

82.6

158.8

150.0

NC46

165.1

154.8

171.5

159.5

5"(127)

82.6

177.8

164.7

NC50

184.2

169.2

196.8

185.3

300

NC56

203.2

190.1

5"(127)

95.3

209.6

195.7

6⅝"REG

228.6

212.7

NC61

241.3

223.8

7⅝" REG

247.7

232.6

NC70

254

237.3

NC70

279.4

260.7

NC70


4.Pictures


Lifting sub used for special tools during the drilling of oil, gas and geological exploration

Lifting sub used for special tools during the drilling of oil, gas and geological exploration


5.FAQ

We have organized several common questions for our clientsmay help you sincerely 

①How about your company

A world class manufacturer & supplier of castings forging in carbon steel and alloy steelis one of the large-scale professional investment casting production bases in China,consisting of both casting foundry forging and machining factory. Annually more than 8000 tons Precision casting and forging parts are exported to markets in Europe,America and Japan. OEM casting and forging service available according to customer’s requirement.

②How to guarantee the quality of the products

We have established the international advanced quality management systemevery link from raw material to final product we have strict quality testWe resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

③How long can we receive the product after purchase?

In the purchase of product within three working days, We will arrange the factory delivery as soon as possible. The pecific time of receiving is related to the state and position of customers.Commonly 7 to 10 working days can be served.

 

 


Q:I feel different from other factories, ah, there is no pungent smell!
You go to Harbin axis Ji'nan company to ask, they are the factory's direct center, can solve your problem
Q:Excuse me, what about the units that sell bearings, what else do they sell? Excellent answer again from 40 points, thank you
Grease, oil seal, belt, bearing and related products, SKF company is so positioned.
Q:22318CA are there any other bearings that can be used instead?
If it is imported, it can be replaced by domestic product. However, there are still some differences between the quality and the import. It depends on what equipment you use.
Q:where can I buy other GPS drilling accessories? I have some GPS rigs.
With so many rigs, you can buy it directly from Wuhan Jintai Geological Engineering Machinery Co., ltd.... They have all rig accessories, very, very complete. You can call them 400
Q:I want to use laser displacement sensor to measure the displacement of the slider. I hope the master will recommend a sensor.
A ZLDS100 laser displacement sensor is a digital integrated structure with no controller and direct digital output.
Q:What model is used more? What are the prospects for development? Does the price have an advantage?
Relatively speaking, the number of general, small and medium is relatively largeThe prospect is also OK, the domestic price has the absolute superiorityYou can consider to do the foreign trade in the bearing industry
Q:Isn't it the middle question or the other question? I'm looking for glfore to do the test. Did anyone do that?
Possible in the middle. There may be other problems. You can try with them. Excellent
Q:A bearing assembly that can withstand greater torque (other requirements are not required and the axle is cantilevered)
Suggest landlord or two sets of bearings is better, and two bearings away from the point of good. That is to say, the closer the couplings are from the motor.
Q:What about the other workshops? Yes, I have a share in it. Which workshop is better in Changzhou?,
Not how, in charge of the following people will always be with you to see Japanese kneeling lick. The pay is low and prudent
Q:What else does the sleeve do in it? What other auxiliary small parts do they need besides the sleeve?
Standard installation method: the bearing heating, the use of thermal expansion and contraction principle, installation time and effort, delaying bearing life, knocking bearings will destroy the bearing accuracy, coordination clearanceTeacher craftsman installation method: no fixed tools, sleeve, hammer, basic equipmentSpecial tips on what tools are for

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