welded steel pipe

       DN 

          Ordinary pipe

         thicken pipe

(mm)

(in)

OD(mm)

WT(mm)

Theoretical Weight (kg/m)

WT(mm)

Theoretical Weight 

(kg/m)

6

1/8″

10

2.00

0.39

2.5

0.46

8

1/4″

13.5

2.25

0.62

2.75

0.73

10

3/8″

17

2.25

0.82

2.75

0.97

15

1/2″

21.25

2.75

1.26

3.25

1.45

20

3/4″

26.75

2.75

1.63

3.5

2.01

25

1″

33.5

3.25

2.42

4

2.91

32

1 1/4

42.25

3.25

3.13

4

3.78

40

1 1/2

48

3.5

3.84

4.25

4.58

50

2″

60

3.5

4.88

4.5

6.16

65

2 1/2

75.5

3.75

6.64

4.5

7.88

80

3″

88.5

4

8.34

4.75

9.81

100

4″

114

4

10.85

5

13.44

125

5″

140

4

13.42

5.5

18.24

150

6″

165

4.5

17.81

5.5

21.63