*新不锈钢管厚度分级表，不锈钢管的壁厚等级系列的表示方法在不同标准中所表示的方法的不同，*新不锈钢管厚度分级表，主要有三种表示方法：
*新不锈钢管厚度分级表以不锈钢管标号（Sch）表示：5S、10S、40S、80S四个等级
*新不锈钢管厚度分级表以不锈钢管重量表示：STD标准重量，XS加厚管，XXS特厚管
*新不锈钢管厚度分级表以不锈钢管厚度尺寸表示：φ89*4 φ108*4
|
公称 外径 |
外径 |
*新不锈钢管厚度分级表 |
||||||||||||
|
A 系列 |
B系列 |
SCH5s |
SCH10s |
SCH20s |
SCH20 |
SCH30 |
SCH40 |
SCH60 |
SCH80 |
SCH100 |
SCH120 |
SCH140 |
SCH160 |
|
|
15 |
21.3 |
18 |
1.6 |
2.1 |
2.6 |
|
|
2.9 |
|
3.6 |
|
|
|
4.5 |
|
20 |
26.9 |
25 |
1.6 |
2.1 |
2.6 |
|
|
2.9 |
|
4.0 |
|
|
|
5.6 |
|
25 |
33.7 |
32 |
1.6 |
2.8 |
3.2 |
|
|
3.2 |
|
4.5 |
|
|
|
6.3 |
|
32 |
42.4 |
38 |
1.6 |
2.8 |
3.2 |
|
|
3.6 |
|
5.0 |
|
|
|
6.3 |
|
40 |
48.3 |
45 |
1.6 |
2.8 |
3.2 |
|
|
3.6 |
|
5.0 |
|
|
|
7.1 |
|
50 |
60.3 |
57 |
1.6 |
2.8 |
3.2 |
3.6 |
|
4.0 |
|
5.6 |
|
|
|
8.8 |
|
65 |
76.1 |
76 |
2.0 |
3.0 |
3.6 |
4.5 |
|
5.0 |
|
7.1 |
|
|
|
10.0 |
|
80 |
88.9 |
89 |
2.0 |
3.0 |
4.0 |
4.5 |
|
5.6 |
|
8.0 |
|
|
|
11.0 |
|
90 |
101.6 |
|
2.0 |
3.0 |
4.0 |
4.5 |
|
5.6 |
|
8.0 |
|
|
|
12.5 |
|
100 |
114.3 |
108 |
2.0 |
3.0 |
4.0 |
5.0 |
|
5.9 |
|
8.8 |
|
11.0 |
|
14.2 |
|
125 |
139.7 |
133 |
2.9 |
3.4 |
5.0 |
5.0 |
|
6.3 |
|
10.0 |
|
12.5 |
|
16.0 |
|
150 |
168.3 |
159 |
2.9 |
3.4 |
5.0 |
5.6 |
|
7.1 |
|
11.0 |
|
14.2 |
|
17.5 |
|
200 |
219.1 |
219 |
2.9 |
4.0 |
6.3 |
6.3 |
7.1 |
8.0 |
10.0 |
12.5 |
16.0 |
17.5 |
20.0 |
22.2 |
|
250 |
273.0 |
273 |
3.6 |
4.0 |
6.3 |
6.3 |
8.0 |
8.8 |
12.5 |
16.0 |
17.5 |
22.2 |
25.0 |
28.0 |
|
300 |
323.9 |
325 |
4.0 |
4.5 |
6.3 |
6.3 |
8.8 |
10.0 |
14.2 |
17.5 |
22.2 |
25.0 |
28.0 |
32.0 |
|
350 |
355.6 |
377 |
4.0 |
5.0 |
|
8.0 |
10.0 |
11.0 |
16.0 |
20.0 |
25.8 |
28.0 |
32.0 |
36.0 |
|
400 |
406.4 |
426 |
4.0 |
5.0 |
|
8.0 |
10.0 |
12.5 |
17.5 |
22.2 |
28.0 |
30.0 |
36.0 |
40.0 |
|
450 |
457.0 |
478 |
4.0 |
5.0 |
|
8.0 |
11.0 |
14.2 |
20.0 |
25.0 |
30.0 |
36.0 |
40.0 |
45.0 |
|
500 |
508.0 |
529 |
5.0 |
5.6 |
|
9.5 |
12.5 |
16.0 |
20.0 |
28.0 |
32.0 |
40.0 |
45.0 |
50.0 |
|
550 |
558.8 |
580 |
6.0 |
6.4 |
9.5 |
9.5 |
12.5 |
16.0 |
22.0 |
29.0 |
35.0 |
41.0 |
48.0 |
54.0 |
|
600 |
609.6 |
630 |
6.0 |
6.4 |
9.5 |
9.5 |
14.3 |
17.5 |
25.0 |
31.0 |
39.0 |
46.0 |
52.0 |
60.0 |
