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Metric Pipe Sizes Dn vs NPS
Fluids Flow Design and Engineering
Metric Pipe Sizes Dn "Diametre Nominel" per ISO vs NPS "Nominal Pipe Size" Equivalent for DN 6 to DN 2200, NPS Schedule 40S to XS / XH
Welded and Seamless Pipe
|
NPS |
DN |
OD |
Wall Thickness |
|||||
|
Sch 40S |
STD |
Sch 40 |
Sch 60 |
Sch 80S |
XS / XH |
|||
|
1/8” |
6 |
0.404 |
0.068 |
0.068 |
0.068 |
-- |
0.095 |
0.095 |
|
1/4” |
8 |
0.540 |
0.088 |
0.088 |
0.088 |
-- |
0.119 |
0.119 |
|
3/8” |
10 |
0.675 |
0.091 |
0.091 |
0.091 |
-- |
0.126 |
0.126 |
|
1/2” |
15 |
0.840 |
0.109 |
0.109 |
0.109 |
-- |
0.147 |
0.147 |
|
3/4” |
20 |
1.050 |
0.113 |
0.113 |
0.113 |
-- |
0.154 |
0.154 |
|
1” |
25 |
1.315 |
0.133 |
0.133 |
0.133 |
-- |
0.179 |
0.179 |
|
1-1/4” |
32 |
1.660 |
0.140 |
0.140 |
0.140 |
-- |
0.191 |
0.191 |
|
1-1/2” |
40 |
1.900 |
0.145 |
0.145 |
0.145 |
-- |
0.200 |
0.200 |
|
2” |
50 |
2.375 |
0.154 |
0.154 |
0.154 |
-- |
0.218 |
0.218 |
|
2-1/2” |
65 |
2.875 |
0.203 |
0.203 |
0.203 |
-- |
0.276 |
0.276 |
|
3” |
80 |
3.500 |
0.216 |
0.216 |
0.216 |
-- |
0.300 |
0.300 |
|
3-1/2” |
90 |
4.000 |
0.226 |
0.226 |
0.226 |
-- |
0.318 |
0.318 |
|
4” |
100 |
4.500 |
0.237 |
0.237 |
0.237 |
-- |
0.337 |
0.337 |
|
4-1/2” |
115 |
5.000 |
0.247 |
0.247 |
0.247 |
-- |
0.355 |
0.355 |
|
5” |
125 |
5.563 |
0.258 |
0.258 |
0.258 |
-- |
0.375 |
0.375 |
|
6” |
150 |
6.625 |
0.280 |
0.280 |
0.280 |
-- |
0.432 |
0.432 |
|
7” |
-- |
7.625 |
0.301 |
0.301 |
0.301 |
-- |
0.500 |
0.500 |
|
8” |
200 |
8.625 |
0.322 |
0.322 |
0.322 |
0.406 |
0.500 |
0.500 |
|
9” |
-- |
9.625 |
0.342 |
0.342 |
0.342 |
-- |
0.500 |
0.500 |
|
10” |
250 |
10.75 |
0.365 |
0.365 |
0.365 |
0.500 |
0.500 |
0.500 |
|
12” |
300 |
12.75 |
0.375 |
0.375 |
0.406 |
0.562 |
0.500 |
0.500 |
|
14” |
350 |
14.00 |
0.375 |
0.375 |
0.437 |
0.593 |
0.500 |
0.500 |
|
16” |
400 |
16.00 |
0.375 |
0.375 |
0.500 |
0.656 |
0.500 |
0.500 |
|
18” |
450 |
18.00 |
0.375 |
0.375 |
0.562 |
0.750 |
0.500 |
0.500 |
|
20” |
500 |
20.00 |
0.375 |
0.375 |
0.593 |
0.812 |
0.500 |
0.500 |
|
22” |
550 |
22.00 |
0.375 |
0.375 |
-- |
0.875 |
0.500 |
0.500 |
|
24” |
600 |
24.00 |
0.375 |
0.375 |
0.687 |
0.968 |
0.500 |
0.500 |
|
26” |
650 |
26.00 |
0.375 |
-- |
-- |
-- |
-- |
-- |
|
28” |
700 |
28.00 |
0.375 |
-- |
-- |
-- |
-- |
-- |
|
30” |
750 |
30.00 |
0.375 |
-- |
-- |
-- |
-- |
-- |
|
32” |
800 |
32.00 |
0.375 |
-- |
0.688 |
-- |
-- |
-- |
|
34” |
850 |
34.00 |
0.375 |
-- |
0.688 |
-- |
-- |
-- |
|
36” |
900 |
36.00 |
0.375 |
-- |
-- |
-- |
-- |
-- |
|
40” |
1000 |
40.00 |
-- |
0.375 |
-- |
-- |
-- |
0.500 |
|
42” |
1050 |
42.00 |
-- |
0.375 |
-- |
-- |
-- |
0.500 |
|
44” |
1100 |
44.00 |
-- |
0.375 |
-- |
-- |
-- |
0.500 |
|
46” |
1150 |
46.00 |
-- |
0.375 |
-- |
-- |
-- |
0.500 |
|
48” |
1200 |
48.00 |
-- |
0.375 |
-- |
-- |
-- |
0.500 |
|
52” |
1300 |
52.00 |
-- |
? |
-- |
-- |
-- |
? |
|
56” |
1400 |
56.00 |
-- |
? |
-- |
-- |
-- |
? |
|
60” |
1500 |
60.00 |
-- |
? |
-- |
-- |
-- |
? |
|
64” |
1600 |
64.00 |
-- |
? |
-- |
-- |
-- |
? |
|
68” |
1700 |
68.00 |
-- |
? |
-- |
-- |
-- |
? |
|
72” |
1800 |
72.00 |
-- |
? |
-- |
-- |
-- |
? |
|
76’ |
1900 |
76.00 |
-- |
? |
-- |
-- |
-- |
? |
|
80” |
2000 |
80.00 |
-- |
? |
-- |
-- |
-- |
? |
|
88” |
2200 |
88.00 |
-- |
? |
-- |
-- |
-- |
? |
Related:
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