Specification

Nominal weight

Flat end weight

Outer diameter O.D.

Wall thickness

Steel grade

Upset end for weld-on drill pipe joint

lb/ft

kg/m

in

mm

in

（Ton）mm

2 3/8

6.65

6.27

9.33

2.375

60.3

0.28

7.11

E, X, G, S

EU

2 7/8

10.4

9.72

14.47

2.875

73

0.362

9.19

E, X, G, S

IU/EU

3 1/2

9.5

8.81

13.12

3.5

88.9

0.254

6.45

E

IU/EU

3 1/2

13.3

12.32

18.34

3.5

88.9

0.368

9.35

E, X, G, S

IU/EU

3 1/2

15.5

14.64

21.79

3.5

88.9

0.449

11.4

E

IU/EU

3 1/2

15.5

14.64

21.79

3.5

88.9

0.449

11.4

X, G, S

IU/EU

4

14

12.95

19.27

4

101.6

0.33

8.38

E, X, G, S

IU/EU

4 1/2

13.75

12.25

18.23

4.5

114.3

0.271

6.88

E

IU/EU

4 1/2

16.6

15

22.32

4.5

114.3

0.337

8.56

E, X, G, S

EU/IEU

4 1/2

20

18.71

27.84

4.5

114.3

0.43

10.92

E, X, G, S

EU/IEU

5

16.25

14.88

22.16

5

127

0.296

7.52

X, G, S

IU

5

19.5

17.95

26.7

5

127

0.362

9.19

E

IEU

5

19.5

17.95

26.7

5

127

0.362

9.19

X, G, S

EU/IEU