钻杆

Lb/ft

kg/m

in

mm

In

mm

2 3/8

6.65

6.26

9.32

2.375

60.3

E,X,G,S

0.280

7.11

2 7/8

10.40

9.72

14.48

2.875

73.0

E,X,G,S

0.362

9.19

3 1/2

9.50

8.81

13.12

3.500

88.9

E

0.254

6.45

3 1/2

13.30

12.31

18.34

3.500

88.9

E,X,G,S

0.368

9.35

3 1/2

15.50

14.63

21.79

3.500

88.9

E

0.449

11.40

3 1/2

15.50

14.63

21.79

3.500

88.9

X,G,S

0.449

11.40

4

14.00

12.93

19.26

4.000

101.6

E,X,G,S

0.330

8.38

4 1/2

13.75

12.24

18.23

4.500

114.3

E

0.271

6.88

4 1/2

16.60

14.98

22.31

4.500

114.3

E,X,G,S

0.337

8.56

4 1/2

20.00

18.69

27.84

4.500

114.3

E,X,G,S

0.430

10.92

5

16.25

14.87

22.15

5.000

127.0

X,G,S

0.296

7.52

5

19.50

17.93

26.71

5.000

127.0

E

0.362

9.19

5

19.50

17.93

26.71

5.000

127.0

X,G,S

0.362

9.19

5

25.60

24.03

35.79

5.000

127.0

E

0.500

12.70

5

25.60

24.03

35.79

5.000

127.0

X,G,S

0.500

12.70

5 1/2

21.90

19.81

29.51

5.500

139.7

E,X,G,S

0.361

9.17

5 1/2

24.70

22.54

33.57

5.500

139.7

E,X,G,S

0.415

10.54

6 5/8

25.20

22.19

33.05

6.625

168.3

E,X,G,S

0.330

8.38

6 5/8

27.70

24.21

36.06

6.625

168.3

E,X,G,S

0.362

9.19