• Heavy Weight Drill Pipe
  • Heavy Weight Drill Pipe

Heavy Weight Drill Pipe

In Stock

Description

Heavy Weight Drill Pipe (HWDP)
Heavy weight drill pipe is the tool used as a transition between the normal drill pipe and the heavier drill collars. In some applications, heavy-weight drill pipe may also be used in place of the drill collar. The performance standard for heavy weight drill pipe is API Spec 7-1.

Technical Specification of Heavy Weight Drill Pipe (HWDP)

HWDP

Nominal size

Pipe body

Tool joint

Weight

D

(mm)

d

(mm)

Upset dimension

RSC type

DJ

(mm)

ID

(mm)

HSC bevel DF(mm)

Kg/Piece

Center dia. Dm(mm)

End dia. DTE(mm)

3-1/2

88.9

57.4

101.6

98.4

NC38

127

52.4

116.3

312

3-1/2

88.9

57.2

101.6

98.4

NC38

127

57.2

116.3

282

4

101.6

65.1

114.3

106.4

NC40

133.4

65.1

127.4

370

4-1/2

114.3

69.9

127

119.1

NC46

158.8

69.9

145.3

558

5

127

76.2

139.7

130.2

NC50

168.3

76.2

154

672

5-1/2

139.7

92.1

152.4

144.5

5-1/2FH

184.2

92.1

170.7

776

6-5/8

168.3

114.3

184.2

176.2

6-5/8FH

203.2

144.3

195.7

964

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