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

Delivery term:The date of payment from buyers deliver within days
  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Shaanxi

  • Validity to:

    Long-term effective

  • Last update:

    2017-10-14 19:56

  • Browse the number:

    336

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Company Profile
Shaanxi Gaoton Petroleum Machinery Co.,Ltd
By certification [File Integrity]
Contact:

gaotong(Mr.)  

Email:

Telephone:

Phone:

Area:

Shaanxi

Address:

Room 1609, 16 Fl., Exhibition International Building, No.1 Chang'an North Road, Xi'an, Shaanxi, P.R.C.

Website: http://www.gaotondrillings.com/ http://gaotong.huaxinfrp.com/
Product details

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