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Shaanxi Gaoton Petroleum Machinery Co.,Ltd

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Heavy Weight Drill Pipe ( HWDP, Heavy Wall Drill Pipe, Hevi-Wate Drill Pipe )

Heavy Weight Drill Pipe ( HWDP, Heavy Wall Drill Pipe, Hevi-Wate Drill Pipe )

Heavy Weight Drill Pipe Heavy Weight Drill Pipe (short for HWDP) is also called Heavy Wall Drill Pipe . It is an intermediate weight drill stem component which is used in conjunction with the drill pipe and drill collars . The characteristics of heavy weight drill pipe is to be...

Detailed description

Heavy Weight Drill Pipe


Heavy Weight Drill Pipe (short for HWDP) is also called Heavy Wall Drill Pipe. It is an intermediate weight drill stem component which is used in conjunction with the drill pipe and drill collars

The characteristics of heavy weight drill pipe is to be like the same drill collar under pressure. A unique characteristic of the drill pipe is that the middle part of the drill pipe is provided with a hard banding. The hard banding can play the role of stabilizer, improve the heavy weight drill pipe on drill string stiffness, reducing well oblique. In some applications, Heavy- Weight Drill Pipe also can be used instead of the Drill Collar.


Material: AISI 4145H Mod.

Type: standard, spiral and non-magnetic

Standard: API, NS-1

Length: 9150--9450 mm

Hard Banding and Inner Coating could be provided as per the customers’ requirements.


Please specify when ordering:

Size, Type, Quantity, Connection, Hard Banding, etc.


Technical Parameters--Heavy Weight Drill Pipe

Size(in)


O.D.

   (in)


I.D.

(in)

 

    Tool Joint O.D.    (in)


Tool Joint   I.D.

(in)

 

 Connection

 

  Max elevator diameter  (in)


Central upset dia.

        (in)

Min.drift dia.size (in)

 

3 1/2


3 1/2

 2 1/4

 

           4 3/4            (4 7/8,5)

2 1/4

NC38 

 3 7/8

  4

        2

 2 1/16

 2 1/16

  1 13/16

 

 4

 

 4

  2 1/2

5 1/4

2 1/2

NC40

  4 3/16

4 1/2

2 1/4

 2 9/16

    2 9/16

    2 5/16

4 1/2

4 1/2

 2 11/16

6 1/4

  2 11/16

 NC46

4 11/16

  5

   2 7/16

  2 3/4

2 3/4

  2 1/2

 2 13/16

      2 13/16

   2 9/16

 5

 5

  3

 6 5/8

   3

NC5

5 1/8

  5 1/2


   2 3/4

5 1/2

5 1/2

 3 1/4

 

 7

  (7 1/4,7  1/2)

 3 1/4

5 1/2 FH

5 11/16

6

           3

3 3/8

3 3/8

   3 1/8

3 7/8

 3 7/8

   3 5/8

4

4

   3 3/4

6 5/8

6 5/8

 4

 8

   (8 1/4,8 1/2)

 4

   6 5/8 FH

6 15/16

7 1/8

   3 3/4

  4 1/2

   4 1/2

   4 1/4

  5

  5

   4 3/4

 If you have any further requirements, please feel free to contact us by sales@sxgtpm.com

 


Within those famous China oil and gas heavy weight drill pipe manufacturers, GAOTON is a professional such supplier, producer and provider, welcome to wholesale petroleum and oilfield API heavy weight drill pipe from our factory.

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