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Shaanxi Senwell Drilling Equipment Co., Ltd
Jenny(General manager)
Tel:0086-29-85370919
Fax:0086-29-85370919
E-mail:Jennysaless@vip.163.com
                sales@oiltoolsdp.com
Website:Http://www.oiltoolsdp.com
 

Heavy Weight Drill Pipe

Heavy Weight Drill Pipe basic infomation

Catalog: Drill Stem Tools
Keywords: Heavy Weight Drill Pipe
Tel: 0086-29-85370919
Fax: 0086-29-85370919
E-mail: Jennysaless@vip.163.com
Heavy Weight Drill Pipe basic infomation

Heavy Height Drill  Pipe
 
Usage: HWDP is the transition zone between drill collar and drill pipe. It can not only reduce stress-formation in the connection of drill collar and drill pipe, but also reduce the wear on OD. The wall thickness of heavy weight drill pipe is between drill pipe and drill collar, its structure is similar with drill pipe. It is made from premium alloyed steel. Its both tool joints and middle upset are welded hardbands.

Material: 4145H, 4145H Mod and non-magnetic material

Standard: According to API Spec 7-1 standard

Types: Integral and Friction welded

Integral Heavy Weight Drill Pipe

Integral Spiral Heavy Weight Drill Pipe

Hard band: Arnco100XT, Arnco200XT and Arnco300XT; Botn1000, Botn3000, TCS8000, TCS-Titanium, Armacor M etc. Also we can make according to customers’ requirements.

 
Size: ID: 1 1/2”min.
 
Detail Specification:

Technical specifications and parameters for Integral 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 Dia.(in)

Central upset Dia.(in)

Min. drift dia. size(in)

3 1/2

3 1/2

2 1/4

4 3/4"

2 1/4

NC38

3 7/8

4

2

2  1/16

(4 7/8,5)

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

NC50

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 1/2FH

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 5/8FH

6 15/16

7 1/8

3 3/4

4 1/2

4 1/2

4 1/4

5

5

4 3/4

 

Integral Spiral Heavy Weight Drill Pipe is to extend the central upsets of heavy weight drill pipe and to cut spiral groove on heavy weight drill pipe.

Detail Specification:

Technical specifications and parameters for Integral Spiral Heavy Weight Drill Pipe

Size (in)

Pipe body

Tool joint

I.D(mm)

Elevator upset(mm)

Elevator/slip groove O.D.(mm)

Spiral O.D.(mm)

Spiral depth (mm)

Connection

O.D.(mm)

I.D.(mm)

3 1/2

54.0

92.1

88.9

101.6

9.5

NC38

120.6

54

4 1/2

69.8

117.5

114.3

127

12.7

NC46

158.8

69.8

5

76.2

130.2

127

139.7

12.7

NC50

165.1

76.2

Shaanxi Senwell Drilling Equipment Co.,Ltd    Jenny (General Manager)
Tel:0086-29-85370919     Fax:0086-29-85370919
Email:Jennysaless@vip.163.com     sales@oiltoolsdp.com
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