Black Polished Steel Seamless Pipes In China

DN

Designator

O.D.

INCH

O.D.

MM

SCH30

MM

SCH40

MM

SCH60

MM

SCH80

MM

Normal Length for export

15

1/2”

21.3

2.77

3.73

5.8m for 20'Container

6m/12m for 40’Container

20

3/4”

26.7

2.87

3.91

25

1”

33.4

3.38

4.55

32

1.2”

42.2

3.56

4.85

40

1.5”

48.3

3.68

5.08

50

2”

60.3

3.91

5.54

65

2.5”

73

5.16

7.01

80

3”

88.9

5.49

7.62

90

3.5”

101.6

5.74

8.08

100

4”

114.3

6.02

8.56

125

5”

141.3

6.55

9.52

150

6”

168.3

7.11

10.97

200

8”

219.1

7.04

8.18

10.31

12.7

250

10”

273

7.8

9.27

12.7

15.09

300

12”

323.8

8.38

10.31

14.27

17.48

350

14”

355.6

9.52

11.13

15.09

19.05

400

16”

406.4

9.52

12.7

16.66

21.44

450

18”

457

11.13

14.27

19.05

23.83

500

20”

508

12.7

15.09

20.62

26.19

600

24”

610

14.27

17.48

24.61

30.96

Special Size

MM

Wall Thickness

MM

Random Length

M

Normal Length for export

25

2-7

7 M

5.8m for 20’Container

6m/12m for 40’Container

32

3-8

38

3-10

45

3.5-12

51

57

63

3.5-14

8 M

71

4-14

83

5-16

94

6-18

102

6-26

108

6-28

121

6-30

10 M

127

133

10-12.2M

146

152

159

180

6-34

194

7-36

203

7-38

245

7-40

299

8-48

351

8-50

377

426

530

7 M

558

630

660

711

9-30

6.5 M

762

812

863