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  Drill pipe is industrial tubular widely used for drilling operation. Lake Petro specially offers drill pipe available in various sizes and weights.All drill pipes are manufactured strictly according to API Spec 5D. Besides, in order to optimize wear resistance, hardbanding and internal plastic coating are applied to the Lake Petro Drill pipe.

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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