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Geological Drill Rod

Geological Drill Rod

With professional and productive factory, HAINAISEN is one of the leading China geological drill rod manufacturers. Welcome to wholesale geological drill rod from us, we always have cheap products to offer you. provides a complete line of drill string products, including a full range of jointed...

With professional and productive factory, HAINAISEN is one of the leading China geological drill rod manufacturers. Welcome to wholesale geological drill rod from us, we always have cheap products to offer you.

provides a complete line of drill string products, including a full range of jointed drill pipe in nominal sizes from 2-3/8” to 6-5/8” and in a wide range of wall thicknesses.   drill pipe with a strict quality control regimen from initial materials selection to final inspection, we ensure that each joint of drill pipe meets your needs for durability and performance.

Size

Weight
     Designation

Plain-End Weight
     Wpe

Outside Diameter
     D

Wall thickness
     T

Grade

Upset Ends,for
 weld-on tool joints

lb/ft

kg/m

in.     mm

in.    mm

2 3/8

6.65

6.27

9.33

2.375

60.3

0.28

7.11

E, X, G, S

Ext.Upset

2 7/8

10.4

9.72

14.47

2.875

73

0.362

9.19

E, X, G, S

Int.Upset or Ext.Upset

3 1/2

9.5

8.81

13.12

3.5

88.9

0.254

6.45

E

Int.Upset or Ext.Upset

3 1/2

13.3

12.32

18.34

3.5

88.9

0.368

9.35

E, X, G, S

Int.Upset or Ext.Upset

3 1/2

15.5

14.64

21.79

3.5

88.9

0.449

11.4

E

Int.Upset or Ext.Upset

3 1/2

15.5

14.64

21.79

3.5

88.9

0.449

11.4

X, G, S

Ext.Upset or Int.-Ext.Upset

4

14

12.95

19.27

4

101.6

0.33

8.38

E, X, G, S

Int.Upset or Ext.Upset

4 1/2

13.75

12.25

18.23

4.5

114.3

0.271

6.88

E

Int.Upset or Ext.Upset


4 1/2

16.6

15

22.32

4.5

114.3

0.337

8.56

E, X, G, S

Ext.Upset or Int.-Ext.Upset

4 1/2

20

18.71

27.84

4.5

114.3

0.43

10.92

E, X, G, S

Ext.Upset or Int.-Ext.Upset

5

16.25

14.88

22.16

5

127

0.296

7.52

X, G, S

Int.Upset

5

19.5

17.95

26.7

5

127

0.362

9.19

E

Int.-Ext.Upset

5

19.5

17.95

26.7

5

127

0.362

9.19

X, G, S

Ext.Upset or Int.-Ext.Upset

5

25.6

24.05

35.8

5

127

0.5

12.7

E

Int.-Ext.Upset

5

25.6

24.05

35.8

5

127

0.5

12.7

X, G, S

Ext.Upset or Int.-Ext.Upset

5 1/2

21.9

19.83

29.52

5.5

139.7

0.361

9.17

E, X, G, S

Int.-Ext.Upset

5 1/2

24.7

22.56

33.57

5.5

139.7

0.415

10.54

E, X, G, S

Int.-Ext.Upset

6 5/8

25.2

22.21

33.04

6.625

168.3

0.33

8.38

E, X, G, S

Int.-Ext.Upset

6 5/8

27.72

24.24

36.06

6.625

168.3

0.362

9.19

E, X, G, S

Int.-Ext.Upset



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