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Heavy Weight Drill Pipe

                                                                                           

 We supply welded and integral heavy weight drill pipe (API 7-1); their sizes are from 3-1/2 to 6-5/8 inches.

 

                            

Outside Diameter

Inside Diameter

Connection

Tool Joint OD 

Tool Joint ID 

Center Upset Diameter

in.

in.

in.

in.

 in.

3-1/2

2-1/4

NC38

4-3/4 (4-7/8, 5)

2-1/4

4

2-1/16

2-1/16

4

2-1/2

NC40

5-1/4

2-1/2

4-1/2

2-9/16

2-9/16

4-1/2

2-11/16

NC46

6-1/4

2-11/16

5

2-3/4

2-3/4

2-13/16

2-13/16

5

3

NC50

6-5/8

3

5-1/2

5-1/2

3-1/4

5-1/2FH

7 (7-1/4, 7-1/2)

3-1/4

6

3-3/8

3-3/8

3-7/8

3-7/8

4

4

6-5/8

4

6-5/8FH

8 (8-1/4, 8-1/2)

4

7-1/8

4-1/2

4-1/2

5

5

   *For both integral and welded heavy weight drill pipe.



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