Product: API spiral steel pipe

Executive Standard: API 5L; GB5037-2000;GB9711-1999;

Material: Q345B;Q235B;20#;Gr.B;X42;X52;X60

Item 

O.D(mm)

W.T Range(mm)

1

219

4,5,6,7,8,9

2

273

4,5,6,7,8,9

3

325

4,5,6,7,8,9,10

4

377

5,6,7,8,9,10,12

5

426

6,7,8,9,10,12

6

478

6,7,8,9,10,12

7

529

6,7,8,9,10,12,14

8

630

6,7,8,9,10,12,14

9

720

6,7,8,9,10,12,14

10

820

6,7,8,9,10,12,14,15,16

11

920

7,8,9,10,12,14,18

12

1020

7,8,9,10,12,14,16

13

1120

8,9,10,12,14

14

1220

8,9,10,12,14,16

15

1320

8,10,12,14

16

1420

8,9,10,12,14,16

17

1520

8,10,12,14,16

18

1620

8,9,10,12,14,16,18

19

1720

10,12,14,16,18

20

1820

10,12,14,16

21

1920

10,12,14,16

22

2020

10,12,14,16

23

2220

10,12,14,18

24

2420

10,12,14,20

25

2620

12,14,16,18

Notes: The above are the regular sizes and standards. We can produce others 

           according to client's requirements.