drill pipe HWDP API

790

117.5

127.0

145.3

6 1/4

158.8

NC46

2 13/16

71.4

4 1/2

114.3

ZH-JZ45-NC46-II

945

130.2

139.7

154.0

6 5/8

168.3

NC50

3

76.2

5

127.0

ZH-JZ50-NC50-II

II13500mm(length/p 13500mm)

220

81.0

84.1

100.4

4 1/8

104.8

NC31

2

50.8

2 7/8

73.03

ZH-JZ29-NC31-

370

92.1

101.6

116.3

4 3/4

120.7

NC38

2 1/16

52.39

3 1/2

88.9

ZH-JZ35-NC38-

585

117.5

127.0

145.3

6 1/4

158.8

NC46

2 13/16

71.4

4 1/2

114.3

ZH-JZ45-NC46-

700

130.2

139.7

154.0

6 5/8

168.3

NC50

3

76.2

5

127.0

ZH-JZ50-NC50-

730

144.5

152.4

170.7

7

177.8

5 1/2FH

3 5/8

92.1

5 1/2

139.7

ZH-JZ55-5 1/2FH-

965

176.2

184.2

195.70

8 1/4

209.6

6 5/8FH

4 1/2

114.3

6 5/8

168.3

ZH-JZ66-6 5/8FH-

I9300mm(length/p 9300mm)

in

mm

in

mm

in

mm

mm

area

Bottom

B

mm

Center area

D

 

mm

DF

A

Outer diameter

Style

g

K

W/p

body

connection

Inner diameter

E

Outer diameter

C

Specification

Specifications for integral heavy weight drill pipe

                                         

According to API Spec.7, integral heavy weight drill pipe is made of alloy steel, and formed by hot forging as a whole and fully heat-treated. Tool joints connections and central upset can be with hardbanding.The types of hard banding include Arnco 100XT and 300XT. All threads are cold rolled, phosphated, and copperized, and they are machined with CNC Lathes Double shouldered, including some special threads.

drill pipe HWDP

AISI 4145H alloy steel
API Spec.7
hot forged and fully heat-treat
Arco100XT and 300XT

  • Grade:AISI 4145H
  • Technique:Seamless
  • Brand Name:Qinsen
  • Technique:Cold Rolled
  • Alloy Or Not:Is Alloy
  • Application:Drill Pipe
  • Place of Origin:Shaanxi China (Mainland)
  • Country:China (Mainland)
  • telephone:86-029-82213232-12
Delivery Time: according to your quantity
Supply Ability: 20000 Ton per Year
Minimum Order Quantity: 1 Ton
Payment Terms: L/C,D/P,T/T,Western Union
Grade: AISI 4145H
Technique: Seamless
Brand Name: Qinsen
Technique: Cold Rolled
Alloy Or Not: Is Alloy
Application: Drill Pipe
Place of Origin: Shaanxi China (Mainland)
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