API 2-3/8"~5-1/2" drill pipe

Spec

Weight

Flat-end Weight

External Diameter D

Wall Thickness t

Grade

Upset Type

lb/ft

Kg/m

inch

mm

inch

mm

2-3/8″

6.65

6.27

9.33

2.375

60.3

0.280

7.11

E,X,G,S

Upset

2-7/8″

10.4

9.72

14.47

2.875

73.0

0.362

9.19

E,X,G,S

Upset

3-1/2″

13.3

12.32

18.34

3.500

88.9

0.368

9.35

E,X,G,S

Upset

3-1/2″

15.5

14.64

21.79

3.500

88.9

0.449

11.4

E,X,G,S

Upset

4″

14.0

12.95

19.27

4.000

101.6

0.330

8.38

E,X,G,S

Int Upset

4-1/2″

16.6

15.00

22.32

4.500

114.3

0.337

8.56

E,X,G,S

Int-Ext Upset

4-1/2″

20.0

18.71

27.84

4.500

114.3

0.430

10.92

E,X,G,S

Int-Ext Upset

5″

19.5

17.95

26.70

5.000

127.0

0.362

9.19

E,X,G,S

Int-Ext Upset

5″

25.6

24.05

35.80

5.000

127.0

0.500

12.7

E,X,G,S

Int-Ext Upset

5-1/2″

21.9

19.83

29.52

5.500

139.7

0.361

9.17

E,X,G,S

Int-Ext Upset

5-1/2″

24.7

22.56

33.57

5.500

139.7

0.415

10.54

E,X,G,S

Int-Ext Upset