工业管道sch壁厚等级对照表
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工业管道sch壁厚等级对照表
C·SH5s、10s、40s、80s用于不锈钢管件。·SCH5s、10s、40s、80s applies for stainless steel.
公称通径Nominal Pipe Size
外径
Outside
Diameter
公称壁厚T
Norminal Wall Thickness
NPS DN D SCH5s SCH10s SCH10 SCH20 SHC30 SCH40s STD SCH40 SCH60 SCH80s XS SCH80 SCH100 SCH120 SCH104 SCH160 XXS
1/8 1/4 3/8
6
8
10
10.3
13.7
17.1
---
---
---
1.24
1.65
1.65
---
---
---
---
---
---
---
---
---
1.73
2.24
2.31
1.73
2.24
2.31
1.73
2.24
2.31
---
---
---
2.41
3.02
3.20
2.41
3.02
3.20
2.41
3.02
3.20
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
1/2 3/4 1 15
20
25
21.3
26.7
33.4
1.65
1.65
1.65
2.11
2.11
2.77
---
---
---
---
---
---
---
---
---
2.77
2.87
3.38
2.77
2.87
3.38
2.77
2.87
3.38
---
---
---
3.73
3.91
4.55
3.73
3.91
4.55
3.73
3.91
4.55
---
---
---
---
---
---
---
---
---
4.78
5.56
6.35
7.47
7.82
9.09
11/4 11/2 2 32
40
50
42.2
48.3
60.3
1.65
1.65
1.65
2.77
2.77
2.77
---
---
---
---
---
---
---
---
---
3.56
3.68
3.91
3.56
3.68
3.91
3.56
3.68
3.91
---
---
---
4.85
5.08
5.54
4.85
5.08
5.54
4.85
5.08
5.54
---
---
---
---
---
---
---
---
---
6.35
7.14
8.74
9.70
10.15
11.07
21/2 3 31/2 65
80
90
73.0
88.9
101.6
2.11
2.11
2.11
3.05
3.05
3.05
---
---
---
---
---
---
---
---
---
5.16
5.49
5.74
5.16
5.49
5.74
5.16
5.49
5.74
---
---
---
7.01
7.62
8.08
7.01
7.62
8.08
7.01
7.62
8.08
---
---
---
---
---
---
---
---
---
9.53
11.13
---
14.02
15.24
---
4 5 6 100
125
150
114.3
141.3
168.3
2.11
2.77
2.77
3.05
3.40
3.40
---
---
---
---
---
---
---
---
---
6.02
6.55
7.11
6.02
6.55
7.11
6.02
6.55
7.11
---
---
---
8.56
9.53
10.97
8.56
9.53
10.97
8.56
9.53
10.97
---
---
---
11.13
12.70
14.27
---
---
---
13.49
15.88
18.26
17.12
19.05
21.95
8 10 12 200
250
300
219.1
273.1
323.9
2.77
3.40
3.96
3.76
4.19
4.57
---
---
---
6.35
6.35
6.35
7.04
7.80
8.38
8.18
9.27
9.53
8.18
9.27
9.53
8.18
9.27
10.31
10.31
12.70
14.27
12.70
12.70
12.70
12.70
12.70
12.70
12.70
15.09
17.48
15.09
18.26
21.44
18.26
21.44
25.40
20.62
25.40
28.58
23.01
28.58
33.32
22.23
25.40
25.40
14 16 18 350
400
450
355.6
406.4
457.2
3.96
4.19
4.19
4.78
4.78
4.78
6.35
6.35
6.35
7.92
7.92
7.92
9.53
9.53
11.13
---
---
---
9.53
9.53
9.53
11.13
12.70
14.27
15.09
16.66
19.05
---
---
---
12.70
12.70
12.70
19.05
21.44
23.83
23.83
26.19
29.36
27.79
30.96
34.93
31.75
36.53
39.67
35.71
40.49
45.24
---
---
---
20 22 24 500
---
600
508
559
610
4.78
4.78
5.54
5.54
5.54
6.35
6.35
6.35
6.35
9.53
9.53
9.53
12.70
12.70
14.27
---
---
---
9.53
9.53
9.53
15.09
---
17.48
20.62
22.23
24.61
---
---
---
12.70
12.70
12.70
26.19
28.58
30.96
32.54
34.93
38.89
38.10
41.28
46.02
44.45
47.63
52.37
50.01
53.98
59.54
---
---
---
26 28
---
700
660
711 ---
---
---
7.92
7.92
12.70
12.70
---
15.88
---
---
9.53
9.53
---
---
---
---
---
---
12.70
12.70
---
---
---
---
---
---
---
---
---
---
---
---