ERW Pipe Thickness Chart

DN

out diameter

thickness chart

A series

B series

Sch
5s

Sch
10s

Sch
20s

LG

Sch
20

Sch
30

STD

Sch
40

Sch
60

XS

Sch
80

Sch
100

Sch
120

Sch
140

Sch
180

32
40
50

42.4
48.3
60.3

38
45
57

1.6
1.6
1.6

2.8
2.8
2.8

3.2
3.2
3.6

-
-
-

-
-
3.2

-
-
-

-
-
-

3.6
3.6
4.0

-
-
-

-
-
-

5.0
5.0
5.6

-
-
-

-
-
-

-
-
-

6.3
7.1
8.8

65
80
90

76.1
88.9
101.6

76
89
-

2.0
2.0
2.0

3.0
3.0
3.0

3.6
4.0
4.0

-
-
-

4.5
4.5
4.5

-
-
-

-
-
-

5.0
5.6
5.6

-
-
-

-
-
-

7.1
8.0
8.0

-
-
-

-
-
-

-
-
-

10.0
11.0
12.5

100
125
150

114.3
139.7
168.3

108
133
159

2.0
2.9
2.9

3.0
3.4
3.4

4.0
5.0
5.0

-
-
-

5.0
5.0
5.6

-
-
-

-
-
-

5.9
6.3
7.1

-
-
-

-
-
-

8.8
10.0
11.0

-
-
-

11.0
12.5
14.2

-
-
-

14.2
16.0
17.5

200
250
300

219.1
273.0
323.9

219
273
325

2.9
3.6
4.0

4.0
4.0
4.5

6.3
6.3
6.3

-
-
-

6.3
6.3
6.3

7.1
8.0
8.8

-
-
-

8.0
8.8
10.0

10.0
12.5
14.2

-
-
-

12.5
16.0
17.5

16.0
17.5
22.2

17.5
22.2
25.0

20.0
25.0
28.0

22.2
28.0
32.0

350
400
450
500
550
600

355.6
406.4
457.0
508.0
559
610

377
426
478
529
-
630

4.0
4.0
4.0
5.0
5.0
5.6

5.0
5.0
5.0
5.6
5.6
6.3

-
-
-

8.0
8.0
8.0
8.0
8.0
8.0

8.0
8.0
8.0
10.0
-
-

10.0
10.0
11.0
12.5
-
-

10.0
10.0
10.0
10.0
10.0
10.0

11.0
12.5
14.2
16.0
-
17.5

16.0
17.5
20.0
20.0
-
-

13.0
13.0
13.0
13.0
13.0
13.0

20.0
22.2
25.0
28.0
30.0
32.0

25.8
28.5
30.0
32.0
-
-

28.0
30.0
36.0
40.0
-
-

32.0
36.0
40.0
45.0
-
-

36.0
40.0
45.0
50.0
-
-