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不銹鋼管尺寸對照表英寸DN對照表
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Dimensions for ASME/ANSI Standards |
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Unit:mm | |||||
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B16.9 B16.28 B36.10 | |||
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Nominal pipe Size(NPS) |
Outside Diameter |
Nominal Wall Thickness | |||||||||||
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Sch5s |
SCH10S |
Sch20 |
Sch30 |
Sch40 |
STD |
Sch80 |
XS |
Sch160 |
XXS | ||||
|
8 |
1/4 |
13.7 |
0.54 |
- |
1.65 |
- |
1.85 |
2.24 |
2.24 |
3.02 |
3.02 |
- |
- |
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10 |
3/8 |
17.1 |
0.675 |
- |
1.65 |
- |
1.85 |
2.31 |
2.31 |
3.20 |
3.20 |
- |
- |
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15 |
1/2 |
21.3 |
0.84 |
1.65 |
2.11 |
- |
2.41 |
2.77 |
2.77 |
3.73 |
3.73 |
4.78 |
7.47 |
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20 |
3/4 |
26.7 |
1.05 |
1.65 |
2.11 |
- |
2.41 |
2.87 |
2.87 |
3.91 |
3.91 |
5.56 |
7.82 |
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25 |
1 |
33.4 |
1.32 |
1.65 |
2.77 |
- |
2.90 |
3.38 |
3.38 |
4.55 |
4.55 |
6.35 |
9.09 |
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32 |
1.1/4 |
42.2 |
1.66 |
1.65 |
2.77 |
- |
2.97 |
3.56 |
3.56 |
4.85 |
4.85 |
6.35 |
9.70 |
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40 |
1.1/2 |
48.3 |
1.90 |
1.65 |
2.77 |
- |
3.18 |
3.68 |
3.68 |
5.08 |
5.08 |
7.14 |
10.15 |
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50 |
2 |
60.3 |
2.38 |
1.65 |
2.77 |
- |
3.18 |
3.91 |
3.91 |
5.54 |
5.54 |
8.74 |
11.07 |
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65 |
2.1/2 |
73.0 |
2.88 |
2.11 |
3.05 |
- |
4.78 |
5.16 |
5.16 |
7.01 |
7.01 |
9.53 |
14.02 |
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80 |
3 |
88.9 |
3.50 |
2.11 |
3.05 |
- |
4.78 |
5.49 |
5.49 |
7.62 |
7.62 |
11.13 |
15.24 |
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90 |
3.1/2 |
101.6 |
4.00 |
2.11 |
3.05 |
- |
4.78 |
5.74 |
5.74 |
8.08 |
8.08 |
- |
- |
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100 |
4 |
114.3 |
4.50 |
2.11 |
3.05 |
- |
4.78 |
6.02 |
6.02 |
8.56 |
8.56 |
13.49 |
17.12 |
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125 |
5 |
141.3 |
5.56 |
2.77 |
3.40 |
- |
- |
6.55 |
6.55 |
9.53 |
9.53 |
15.88 |
19.05 |
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150 |
6 |
168.3 |
6.62 |
2.77 |
3.40 |
- |
- |
7.11 |
7.11 |
10.97 |
10.97 |
18.26 |
21.96 |
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200 |
8 |
219.1 |
8.62 |
2.77 |
3.76 |
6.35 |
7.04 |
8.18 |
8.18 |
12.70 |
12.70 |
23.01 |
22.23 |
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250 |
10 |
273.0 |
10.75 |
3.40 |
4.19 |
6.35 |
7.80 |
9.27 |
9.27 |
15.09 |
12.70 |
28.58 |
25.40 |
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300 |
12 |
323.8 |
12.75 |
3.96 |
4.57 |
6.35 |
8.38 |
10.13 |
9.53 |
17.48 |
12.70 |
33.32 |
25.40 |
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350 |
14 |
355.6 |
14 |
3.96 |
4.78 |
7.92 |
9.53 |
11.13 |
9.53 |
19.05 |
12.70 |
35.71 |
- |
|
400 |
16 |
406.4 |
16 |
4.19 |
4.78 |
7.92 |
9.53 |
12.70 |
9.53 |
21.44 |
12.70 |
40.49 |
- |
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450 |
18 |
457 |
18 |
4.19 |
4.78 |
7.92 |
11.13 |
14.27 |
9.53 |
23.83 |
12.70 |
45.24 |
- |
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500 |
10 |
508 |
20 |
4.78 |
5.54 |
9.53 |
12.70 |
15.09 |
9.53 |
26.19 |
12.70 |
50.01 |
- |
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550 |
22 |
559 |
22 |
4.78 |
5.54 |
9.53 |
12.70 |
- |
9.53 |
28.58 |
12.70 |
53.98 |
- |
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600 |
24 |
610 |
24 |
5.54 |
6.35 |
9.53 |
14.27 |
17.48 |
9.53 |
30.96 |
12.70 |
59.54 |
- |
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650 |
*26 |
660 |
26 |
- |
- |
- |
- |
- |
9.53 |
- |
12.70 |
- |
- |
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700 |
*28 |
711 |
28 |
- |
- |
- |
- |
- |
9.53 |
- |
12.70 |
- |
- |
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750 |
*30 |
762 |
30 |
- |
- |
- |
- |
- |
9.53 |
- |
12.70 |
- |
- |
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800 |
*32 |
813 |
32 |
- |
- |
- |
- |
- |
9.53 |
- |
12.70 |
- | |
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