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drill collar

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Details

 drill collars

 

No.  

 OD

 ID

Length mm

DF      mm

Bending intensity ratio

mm

in

mm

in

 

 

 

NC23-31

79.4

3 1/8

31.8

1 1/4

9150

76.2

2.57:1

NC26-35

88.9

3 1/2

38.1

1 1/2

9150

82.9

2.42:1

NC31-41

104.8

4 1/8

50.8

2

9150 or 9450

100.4

2.43:1

NC35-47

120.7

4 3/4

50.8

2

9150 or 9450

114.7

2.58:1

NC38-50

127.0

5

57.2

2 1/4

9150 OR 9450

121.0

2.38:1

NC44-60

152.4

6

57.2

2 1/4

9150 or 9450

144.5

2.49:1

NC44-60

152.4

6

71.4

2 13/16

9150 or 9450

144.5

2.84:1

NC44-62

158.8

6 1/4

57.2

2 1/4

9150 or 9450

149.2

2.91:1

NC46-62

158.8

6 1/4

71.4

2 13/16

9150 or 9450

150.0

2.63:1

NC46-65

165.1

6 1/2

57.2

2 1/4

9150 or 9450

154.8

2.76:1

NC46-65

165.1

6 1/2

71.4

2 13/16

9150 or 9450

154.8

3.05:1

NC46-67

171.4

6 3/4

57.2

2 1/4

9150 or 9450

159.5

3.18:1

NC50-67

171.4

6 3/4

71.4

2 13/16

9150 or 9450

159.5

2.37:1

NC50-70

177.8

7

57.2

2 1/4

9150 or 9450

164.7

2.54:1

NC50-70

177.8

7

71.4

2 13/16

9150 or 9450

164.7

2.73:1

NC50-72

184.2

7 1/4

71.4

2 13/16

9150 or 9450

169.5

3.12:1

NC56-77

196.8

7 3/4

71.4

2 13/16

9150 or 9450

185.3

2.70:1

NC56-80

203.2

8

71.4

2 13/16

9150 or 9450

190.1

3.02:1

6 5/8REG

209.6

8 1/4

71.4

2 13/16

9150 or 9450

195.7

2.93:1

NC61-90

228.6

9

71.4

2 13/16

9150 or 9450

212.7

3.17:1

7 5/8REG

241.3

9 1/2

76.2

3

9150 or 9450

223.8

2.81:1

NC70-97

247.6

9 3/4

76.2

3

9150 or 9450

232.6

2.57:1

NC70-100

254.0

10

76.2

3

9150 or 9450

237.3

2.81:1

8 5/8REG

279.4

11

76.2

3

9150 or 9450

266.7

2.84:1


drill collar
 
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