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Shandong Mingzhu Petroleum Equipment Co., Ltd.
Add:East of Shengxing Road, Kenli County Economic Development

Zone,Dongying City,Shandong Province

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East of Shengxing Road, Kenli County Economic Development Zone,Dongying City

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Products detail
Name:

Heavy Weight Drill Pipe

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Details

As the transition drill string section between the ordinary drill rode and drill collar, it can effectively alleviate the transition stress concentration in their combination, provide drilling pressure, and effectively reduce the connection area of drill string and well wall and the wear rate of outside diameter.

(Specifications, Pipe Body, Outside Diameter, Inside Diameter, Upset Size, Middle Part, End, Joint, Screw Type, Chamfer Diameter, Single Weight)

 

Specification

(in)

Tube

Connector

Single weight

Outside diameter

D
(mm)

Inner diameter

d
(mm)

Thicker size

Thread Type

Outside diameter
D
(mm)

Inner diameter
d
(mm)

Chamfer diameter

DF

Central

Ends

3-1/2

88.9

54.2

116.3

98.4

NC38

127

55.6

116.3

312

4

101.6

65.1

114.3

106.4

NC40

133.4

68.3

 

 

4-1/2

114.3

69.9

127

119.1

NC46

158.8

73

 

 

5

127

76.2

139.7

130.2

NC50

168.3

77.8

 

 

5-1/2

139.7

92.1

152.4

144.5

5-1/2FH

184.2

88.9

 

 

 

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