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無縫鋼管標準公稱通徑和公稱壁厚表\20#無錫鋼管廠提供
無縫鋼管標準公稱通徑和公稱壁厚表
無縫鋼管標準公稱通徑與公稱壁厚表
公稱通徑
Nominal
Pipe Size 外徑
Outside Diameter 公稱壁厚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
30 -
700
- 660
711
762 -
-
6.35 -
-
7.92 7.92
7.92
7.92 12.70
12.70
12.70 -
15.88
15.88 -
-
- 9.53
9.53
9.53 -
-
- -
-
- -
-
- 12.70
12.70
12.70 -
-
- -
-
- -
-
- -
-
- -
-
- -
-
-
32
34
36 800
-
900 813
864
914 -
-
- -
-
- 7.92
7.92
7.92 12.70
12.70
12.70 15.88
15.88
15.88 -
-
- 9.53
9.53
9.53 17.48
17.48
19.05 -
-
- -
-
- 12.70
12.70
12.70 -
-
- -
-
- -
-
- -
-
- -
-
- -
-
-
38
40
42 -
1000
- 965
1016
1067 -
-
- -
-
- -
-
- -
-
- -
-
- -
-
- 9.53
9.53
9.53 -
-
- -
-
- -
-
- 12.70
12.70
12.70 -
-
- -
-
- -
-
- -
-
- -
-
- -
-
-
44
46
48 1100
-
1200 1118
1168
1219 -
-
- -
-
- -
-
- -
-
- 9.53
9.53
9.53 -
-
- -
-
- 12.70
12.70
12.70 -
-
- -
-
- -
-
- -
-
- -
-
- -
-
-
說明：此鋼管標準表公稱通徑中NPS是指以英制(inch)英寸為基準，DN是以公制(mm)厘米為基準，外徑及公稱壁厚也以厘米為基準。
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