DongYing Kaihao Petroleum Equipment Co. Ltd.

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Downhole equipments

Integral Lifting Sub

  • Product Details

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Brief introduction:  

   Integral lifting sub is a specialized tool for lifting drilling tool during drilling. It is divided into bevelled shoulder and straight shoulder.

Specifications:  

Technical specifications:  

Nominal size  

D±0.08(1/32

mm(in)

 I.D  

d/mm

External Thread

lifting end  

Type of thread

 

O.D

Dp±0.08

(±1/32)

Mm(in)

Bevel

Dia.

mm

Length of

Action

mm

 


O.D

Db±0.08

Mm

Corner

Radius of

Shoulder End

Rse ±0.04

Mm

Length of

Action

mm


 

 

71.0(2 7/8)

31.8

NC23

79.4(3 1/8)

76.2

 

 

 

 

250.0

 

111.1

 

 

4.8

 

 

 

 

 

 

 

 

100.0

44.5

NC26(2 3/8)

88.9(3 1/2)

82.9

 

88.9(3 1/2)

54.0

NC31(2 7/8)

104.8(4 1/8)

100.4

 

127.0

50.8

NC35

120.7(4 3/4)

114.7

68.3

NC38(3 1/2IF)

127.0(5)

121.0

 

 

 

 

 

 

 

127.0(5)

 

71.4

 

NC44

152.4(6)

144.5

 

 

 

 

168.3

 

 

 

 

 

 

6.4

158.8(6 1/4)

149.2

 

82.6

 

 

 

 

 

 

95.3

 

NC46(4IF)

158.8(6 1/4)

150.0

165.1(6 1/2)

154.8

171.5(6 3/4)

159.5

NC50(4 1/2IF)

177.8(7)

164.7

184.2(7 1/4)

169.5

NC56

196.8(7 3/4)

185.3

 

 

 

300.0

203.2(8)

190.1

6 5/8REG

209.6(3 1/4)

195.7

NC61

228.6(9)

212.7

7 5/8 REG

241.3(9 1/2)

223.8

NC70

247.7(9 3/4)

232.6

254.0 (10)

237.3

NC77

279.4(11)

260.7


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