steel tube dimension and standard test pressure

 

规定外径D

Specified outside

diameter

规定壁厚t mm

Specified thickness

最低试验压力
钢 级
in
mm

L210
(A)

L245
(B)
L290
(X42)
L320
(X46)

L360
(X52)

L390
(X56)
L415
(X60)
L450
(X65)
L485
(X70)
L555
(X80)
30

762.0

6.0
9.0
12.0
16.0
19.1
25.4
28.6
34.9
41.3
2.0
3.0
4.0
5.3
6.3
8.4
9.5
11.5
13.7
2.3
3.5
4.6
6.2
7.4
9.8
11.0
13.5
15.9
4.1
6.2
8.2
11.0
13.1
17.4
19.6
20.7
20.7
4.5
6.8
9.1
12.1
14.4
19.2
20.7
20.7
20.7
5.1
7.7
10.2
13.6
16.2
20.7
20.7
20.7
5.5
8.3
11.1
14.7
17.6
20.7
20.7
20.7
5.9
8.8
11.8
15.7
18.7
20.7
20.7
6.4
9.6
12.8
17.0
20.3
20.7
20.7
6.9
10.3
13.7
18.3
20.7
20.7
20.7
7.9
11.8
15.7
20.7
20.7
20.7
20.7
32
813.0
6.0
9.0
12.0
16.0
19.1
25.4
28.6
34.9
41.3
1.9
2.8
3.7
5.0
5.9
7.9
8.9
10.8
12.8
2.2
3.3
4.3
5.8
6.9
9.2
10.3
12.6
14.9
3.9
5.8
7.7
10.3
12.3
16.3
18.4
20.7
20.7
4.3
6.4
8.5
11.3
13.5
18.0
20.3
20.7
20.7
4.8
7.2
9.6
12.8
15.2
20.2
20.7
20.7
5.2
7.8
10.4
13.8
16.5
20.7
20.7
5.5
8.3
11.0
14.7
17.5
20.7
20.7
6.0
9.0
12.0
15.9
19.0
20.7
20.7
6.4
9.7
12.9
17.2
20.5
20.7
20.7
7.4
11.1
14.7
19.7
20.7
20.7
20.7
(820.0)
6.0
9.0
12.0
16.0
19.1
25.4
28.6
38.1
41.3
1.8
2.8
3.7
4.9
5.9
7.8
8.8
11.7
12.7
2.2
3.3
4.3
5.7
6.8
9.1
10.3
13.7
14.8
3.8
5.7
7.6
10.2
12.2
16.2
18.2
20.7
20.7
4.2
6.3
8.4
11.2
13.4
17.8
20.1
20.7
20.7
4.7
7.1
9.5
12.6
15.1
20.1
20.7
20.7
5.1
7.7
10.3
13.7
16.4
20.7
20.7
5.5
8.2
10.9
14.6
17.4
20.7
20.7
5.9
8.9
11.9
15.8
18.9
20.7
20.7
6.4
9.6
12.8
17.0
20.3
20.7
20.7
7.3
11.0
14.6
19.5
20.7
20.7
20.7
34
864.0
7.0
10.0
13.0
16.0
19.1
25.4
28.6
38.1
41.3
2.1
2.9
3.8
4.7
2.6
7.4
8.3
11.1
12.0
2.4
3.4
4.4
5.5
6.5
8.6
9.7
13.0
14.1
4.2
6.0
7.9
9.7
11.5
15.3
17.3
20.7
20.7
4.7
6.7
8.7
10.7
12.7
16.9
19.1
20.7
20.7
5.3
7.5
9.8
12.0
14.3
19.1
20.7
20.7
5.7
8.1
10.6
13.0
15.5
20.6
20.7
6.1
8.6
11.2
13.8
16.5
20.7
20.7
6.6
9.4
12.2
15.0
17.9
20.7
20.7
7.1
10.1
13.1
16.2
19.3
20.7
20.7
8.1
11.6
15.0
18.5
20.7
20.7
20.7
36
914.0
8.0
12.0
16.0
19.1
25.4
28.6
38.1
41.3
2.2
3.3
4.4
5.3
7.0
7.9
10.5
11.4
2.6
3.9
5.2
6.1
8.2
9.2
12.3
13.3
4.6
6.9
9.1
10.9
14.6
16.3
20.7
20.7
5.0
7.6
10.1
12.0
16.0
18.0
20.7
20.7
5.7
8.5
11.3
13.5
18.0
20.3
20.7
6.1
9.2
12.3
14.7
19.5
20.7
6.5
9.8
13.1
15.6
20.7
20.7
7.1
10.6
14.2
16.9
20.7
20.7
7.6
11.5
15.3
18.2
20.7
20.7
8.7
13.1
17.5
20.7
20.7
20.7
(920.0)
8.0
12.0
16.0
19.1
25.4
28.6
38.1
41.3
2.2
3.3
4.4
5.2
7.0
7.8
10.4
11.3
2.6
3.8
5.1
6.1
8.1
9.1
12.2
13.2
4.5
6.8
9.1
10.8
14.4
16.2
20.7
20.7
5.0
7.5
10.0
12.0
15.9
17.9
20.7
20.7
5.6
8.5
11.3
13.5
17.9
20.1
20.7
6.1
9.2
12.2
14.6
19.4
20.7
6.5
9.7
13.0
15.5
20.6
20.7
7.0
10.6
14.1
16.8
20.7
20.7
7.6
11.4
15.2
18.1
20.7
20.7
8.7
13.0
17.4
20.7
20.7
20.7



 
 
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