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You are here: Home » Products » API drill pipe
API drill pipe
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Product: Views:101API drill pipe 
Unit price: Negotiable
MOQ:
Quantity:
Delivery date: Since the payment date Days delivery
Valid until: Long-term effective
Last updated: 2017-12-24 20:33
  Inquiry
Details
When ordering short drill pipe , please specify:
Outside Diameter,Inside Diameter,Steel Grade,Length,Internal Coating Material

The Main Technical Specification of Spiral Drill Collar 

O.D.

I.D.

Connections 

inch

mm

inch

mm

4-1/8

104.78

2

2-1/4

50.80

57.15

NC31,NC35
NC35

4-3/4

120.65

2

2-1/4

50.80

57.15

NC35,
NC35,NC38(3 1/2IF)

6-1/4

158.75

2-1/4

2-1 3/16

57.15

71.44

NC46(4 IF)
NC46(4 IF)

6-1/2

165.1

2-1/4

2-1 3/16

57.15

71.44

NC46(4 IF)
NC46(4 IF)

7

177.8

2-1/4

2-1 3/16

57.15

71.44

NC50(4 1/2IF)
NC50(4 1/2IF)

8

203.2

2-1 3/16

3

71.44

76.20

6 5/8REG
6 5/8REG

9

228.6

2-1 3/16

3

71.44

76.20

7 5/8REG
7 5/8REG

9-1/2

241.3

3

76.20

7 5/8REG

10

254

3

76.20

NC70

11

275.4

3

76.20

NC77
Inquiry