Stainless Steel Pipe Dimension
- Nominal Pipe Size 1/8 to Nominal Pipe Size 3½
- Nominal Pipe Size 4 to Nominal Pipe Size 9
- Nominal Pipe Size 10 to Nominal Pipe Size 24
- Stainless Steel Pipe Dimension Related link
Stainless Steel Pipe Dimension Range: OD: 6-530mm / 1/8″ – 24″ , Wall Thickness: 0.5 – 65mm.
We can produce and provide products with the other specifications through negotiation.
NPS Nomimal Pipes Size according to ASME B36.10M and ASME B 36.19 in mm
NPS | DN | OD inch | OD mm | SCH5S mm | SCH10S mm | SCH10 mm | SCH20 mm | SCH30 mm | STD mm | SCH40S mm | SCH40 mm | SCH60 mm | XS mm | SCH80S mm | SCH80 mm | SCH100 mm | SCH120 mm | SCH140 mm | SCH160 mm | XXS mm |
1/8 | 6 | 0.405 | 10.3 | 1.24 | 1.24 | 1.45 | 1.73 | 1.73 | 1.73 | 2.41 | 2.41 | 2.41 | ||||||||
1/4 | 8 | 0.540 | 13.7 | 1.65 | 1.65 | 1.85 | 2.24 | 2.24 | 2.24 | 3.02 | 3.02 | 3.02 | ||||||||
3/8 | 10 | 0.675 | 17.1 | 1.65 | 1.65 | 1.85 | 2.31 | 2.31 | 2.31 | 3.20 | 3.20 | 3.20 | ||||||||
1/2 | 15 | 0.840 | 21.3 | 1.65 | 2.11 | 2.11 | 2.41 | 2.77 | 2.77 | 2.77 | 3.73 | 3.73 | 3.73 | 4.78 | 7.47 | |||||
3/4 | 20 | 1.050 | 26.7 | 1.65 | 2.11 | 2.11 | 2.41 | 2.87 | 2.87 | 2.87 | 3.91 | 3.91 | 3.91 | 5.56 | 7.82 | |||||
1 | 25 | 1.315 | 33.4 | 1.65 | 2.77 | 2.77 | 2.90 | 3.38 | 3.38 | 3.38 | 4.55 | 4.55 | 4.55 | 6.35 | 9.09 | |||||
11/4 | 32 | 1.660 | 42.2 | 1.65 | 2.77 | 2.77 | 2.97 | 3.56 | 3.56 | 3.56 | 4.85 | 4.85 | 4.85 | 6.35 | 9.70 | |||||
11/2 | 40 | 1.900 | 48.3 | 1.65 | 2.77 | 2.77 | 3.18 | 3.68 | 3.68 | 3.68 | 5.08 | 5.08 | 5.08 | 7.14 | 10.15 | |||||
2 | 50 | 2.375 | 60.3 | 1.65 | 2.77 | 2.77 | 3.18 | 3.91 | 3.91 | 3.91 | 5.54 | 5.54 | 5.54 | 8.74 | 11.07 | |||||
21/2 | 65 | 2.875 | 73 | 2.11 | 3.05 | 3.05 | 4.78 | 5.16 | 5.16 | 5.16 | 7.01 | 7.01 | 7.01 | 9.53 | 14.02 | |||||
3 | 80 | 3.500 | 88.9 | 2.11 | 3.05 | 3.05 | 4.78 | 5.49 | 5.49 | 5.49 | 7.62 | 7.62 | 7.62 | 11.13 | 15.24 | |||||
31/2 | 90 | 4.000 | 101.6 | 2.11 | 3.05 | 3.05 | 4.78 | 5.74 | 5.74 | 5.74 | 8.08 | 8.08 | 8.08 | |||||||
4 | 100 | 4.500 | 114.3 | 2.11 | 3.05 | 3.05 | 4.78 | 6.02 | 6.02 | 6.02 | 8.56 | 8.56 | 8.56 | 11.13 | 13.49 | 17.12 | ||||
5 | 125 | 5.563 | 141.3 | 2.77 | 3.40 | 3.40 | 6.55 | 6.55 | 6.55 | 9.53 | 9.53 | 9.53 | 12.70 | 15.88 | 19.05 | |||||
6 | 160 | 6.625 | 168.3 | 2.77 | 3.40 | 3.40 | 7.11 | 7.11 | 7.11 | 10.97 | 10.97 | 10.97 | 14.27 | 18.26 | 21.95 | |||||
8 | 200 | 8.625 | 219.1 | 2.77 | 3.76 | 3.76 | 6.35 | 7.04 | 8.18 | 8.18 | 8.18 | 10.31 | 12.70 | 12.70 | 12.70 | 15.09 | 18.26 | 20.62 | 23.01 | 22.23 |
10 | 250 | 10.750 | 273.0 | 3.40 | 4.19 | 4.19 | 6.35 | 7.80 | 9.27 | 9.27 | 9.27 | 12.70 | 12.70 | 12.70 | 15.09 | 18.26 | 21.44 | 25.40 | 28.58 | 25.40 |
12 | 300 | 12.750 | 323.8 | 3.96 | 4.57 | 4.57 | 6.35 | 8.38 | 9.53 | 9.53 | 10.31 | 14.27 | 12.70 | 12.70 | 17.48 | 21.44 | 25.40 | 28.58 | 33.32 | 25.40 |
14 | 350 | 14.000 | 355.6 | 3.96 | 4.78 | 6.35 | 7.92 | 9.53 | 9.53 | 9.53 | 11.13 | 15.09 | 12.70 | 12.70 | 19.05 | 23.83 | 27.79 | 31.75 | 35.71 | |
16 | 400 | 16.000 | 406.4 | 4.19 | 4.78 | 6.35 | 7.92 | 9.53 | 9.53 | 9.53 | 12.70 | 16.66 | 12.70 | 12.70 | 21.44 | 26.19 | 30.96 | 36.53 | 40.49 | |
18 | 450 | 18.000 | 457.2 | 4.19 | 4.78 | 6.35 | 7.92 | 11.13 | 9.53 | 9.53 | 14.27 | 19.05 | 12.70 | 12.70 | 23.83 | 29.36 | 34.93 | 39.67 | 45.24 | |
20 | 500 | 20.000 | 508 | 4.78 | 5.54 | 6.35 | 9.53 | 12.70 | 9.53 | 9.53 | 15.09 | 20.62 | 12.70 | 12.70 | 26.19 | 32.54 | 38.10 | 44.45 | 50.01 | |
22 | 550 | 22.000 | 558.8 | 4.78 | 5.54 | 6.35 | 9.53 | 12.70 | 9.53 | 22.23 | 12.70 | 28.58 | 34.93 | 41.28 | 47.63 | 53.98 | ||||
24 | 600 | 24.000 | 609.6 | 5.54 | 6.35 | 6.35 | 9.53 | 14.27 | 9.53 | 9.53 | 17.48 | 24.61 | 12.70 | 12.70 | 30.96 | 38.89 | 46.02 | 52.37 | 59.54 | |
26 | 650 | 26.000 | 660.4 | 7.92 | 12.70 | 9.53 | 12.70 | |||||||||||||
28 | 700 | 28.000 | 711.2 | 7.92 | 12.70 | 15.88 | 9.53 | 12.70 | ||||||||||||
30 | 750 | 30.000 | 762 | 6.35 | 7.92 | 7.92 | 12.70 | 15.88 | 9.53 | 12.70 | ||||||||||
32 | 800 | 32.000 | 812.8 | 7.92 | 12.70 | 15.88 | 9.53 | 17.48 | 12.70 | |||||||||||
34 | 850 | 34.000 | 863.6 | 7.92 | 12.70 | 15.88 | 9.53 | 17.48 | 12.70 | |||||||||||
36 | 900 | 36.000 | 914.4 | 7.92 | 12.70 | 15.88 | 9.53 | 19.05 | 12.70 | |||||||||||
38 | 950 | 38.000 | 965.2 | 9.53 | 12.70 | |||||||||||||||
40 | 1000 | 40.000 | 1016 | 9.53 | 12.70 | |||||||||||||||
42 | 1050 | 42.000 | 1066.8 | 9.53 | 12.70 |
Nominal Pipe Size 1/8 to Nominal Pipe Size 3½
Nominal Pipe Size | DN mm | OD inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) |
— | — | — | SCH 5 | SCH 10 | SCH 30 | SCH 40/STD | SCH 80 | SCH 120 | SCH 160 | XXS |
⅛ | 6 | 0.405 in (10.29 mm) | 0.035 in (0.889 mm) | 0.049 in (1.245 mm) | 0.057 in (1.448 mm) | 0.068 in (1.727 mm) | 0.095 in (2.413 mm) | — | — | — |
¼ | 8 | 0.540 in (13.72 mm) | 0.049 in (1.245 mm) | 0.065 in (1.651 mm) | 0.073 in (1.854 mm) | 0.088 in (2.235 mm) | 0.119 in (3.023 mm) | — | — | — |
⅜ | 10 | 0.675 in (17.15 mm) | 0.049 in (1.245 mm) | 0.065 in (1.651 mm) | 0.073 in (1.854 mm) | 0.091 in (2.311 mm) | 0.126 in (3.200 mm) | — | — | — |
½ | 15 | 0.840 in (21.34 mm) | 0.065 in (1.651 mm) | 0.083 in (2.108 mm) | — | 0.109 in (2.769 mm) | 0.147 in (3.734 mm) | — | 4.78mm | 0.294 in (7.47 mm) |
¾ | 20 | 1.050 in (26.67 mm) | 0.065 in (1.651 mm) | 0.083 in (2.108 mm) | 2.41mm | 0.113 in (2.870 mm) | 0.154 in (3.912 mm) | — | 5.56mm | 0.308 in (7.823 mm) |
1 | 25 | 1.315 in (33.40 mm) | 0.065 in (1.651 mm) | 0.109 in (2.769 mm) | 2.90mm | 0.133 in (3.378 mm) | 0.179 in (4.547 mm) | — | 6.35mm | 0.358 in (9.093 mm) |
1¼ | 32 | 1.660 in (42.16 mm) | 0.065 in (1.651 mm) | 0.109 in (2.769 mm) | 0.117 in (2.972 mm) | 0.140 in (3.556 mm) | 0.191 in (4.851 mm) | — | 6.35mm | 0.382 in (9.703 mm) |
1½ | 40 | 1.900 in (48.26 mm) | 0.065 in (1.651 mm) | 0.109 in (2.769 mm) | 0.125 in (3.175 mm) | 0.145 in (3.683 mm) | 0.200 in (5.080 mm) | — | 7.14mm | 0.400 in (10.160 mm) |
2 | 50 | 2.375 in (60.33 mm) | 0.065 in (1.651 mm) | 0.109 in (2.769 mm) | 0.125 in (3.175 mm) | 0.154 in (3.912 mm) | 0.218 in (5.537 mm) | 0.250 in (6.350 mm) | 8.74mm | 0.436 in (11.074 mm) |
2½ | 65 | 2.875 in (73.02 mm) | 0.083 in (2.108 mm) | 0.120 in (3.048 mm) | 0.188 in (4.775 mm) | 0.203 in (5.156 mm) | 0.276 in (7.010 mm) | 0.300 in (7.620 mm) | 0.344 in (8.738 mm) | 0.552 in (14.021 mm) |
3 | 80 | 3.500 in (88.90 mm) | 0.083 in (2.108 mm) | 0.120 in (3.048 mm) | 0.188 in (4.775 mm) | 0.216 in (5.486 mm) | 0.300 in (7.620 mm) | 0.350 in (8.890 mm) | 0.438 in (11.13 mm) | 0.600 in (15.240 mm) |
3½ | 90 | 4.000 in (101.60 mm) | 0.083 in (2.108 mm) | 0.120 in (3.048 mm) | 0.188 in (4.775 mm) | 0.226 in (5.740 mm) | 0.318 in (8.077 mm) | — | — | 0.636 in (16.154 mm) |
Nominal Pipe Size 4 to Nominal Pipe Size 9
NPS | DN mm | OD inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) |
— | — | — | SCH 5 | SCH 10 | SCH 20 | SCH 30 | SCH 40/STD | SCH 60 | SCH 80 | SCH 100 | SCH 120 | SCH 140 | SCH 160 |
4 | 100 | 4.500 in (114.30 mm) | 0.083 in (2.108 mm) | 0.120 in (3. 048 mm) | — | 0.188 in (4. 775 mm) | 0.237 in (6.02 mm) | 0.281 in (7.137 mm) | 0.337 in (8.560 mm) | — | 0.437 in (11.13 mm) | — | 0.531 in (13.49 mm) |
4½ | 115 | 5.000 in (127.00 mm) | — | — | — | — | 0.247 in (6.274 mm) | — | 0.355 in (9.017 mm) | — | — | — | — |
5 | 125 | 5.563 in (141.30 mm) | 0.109 in (2.769 mm) | 0.134 in (3.404 mm) | — | — | 0.258 in (6.553 mm) | — | 0.375 in (9.525 mm) | — | 0.500 in (12.70 mm) | — | 0.625 in (15.875 mm) |
6 | 150 | 6.625 in (168.27 mm) | 0.109 in (2.769 mm) | 0.134 in (3.404 mm) | — | — | 0.280 in (7.112 mm) | — | 0.432 in (10.973 mm) | — | 0.562 in (14.27 mm) | — | 0.719 in (18.263 mm) |
8 | 200 | 8.625 in (219.08 mm) | 0.109 in (2.769 mm) | 0.148 in (3.759 mm) | 0.250 in (6. 35 mm) | 0.277 in (7. 036 mm) | 0.322 in (8.179 mm) | 0.406 in (10. 312 mm) | 0.500 in (12.70 mm) | 0.593 in (15. 09 mm) | 0.718 in (18.2 6mm) | 0.812 in (20. 62mm) | 0.906 in (23.01 mm) |
Nominal Pipe Size 10 to Nominal Pipe Size 24
Nominal Pipe Size | DN mm | OD inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) |
— | — | — | SCH 5s | SCH 5 | SCH 10s | SCH 10 | SCH 20 | SCH 30 |
10 | 250 | 10.75 in (273.05 mm) | 0.134 in (3.404 mm) | 0.134 in (3.404 mm) | 0.165 in (4.191 mm) | 0.165 in (4.191 mm) | 0.250 in (6.350 mm) | 0.307 in (7.798 mm) |
12 | 300 | 12.75 in (323.85 mm) | 0.156 in (3.962 mm) | 0.165 in (4.191 mm) | 0.180 in (4.572 mm) | 0.180 in (4.572 mm) | 0.250 in (6.350 mm) | 0.330 in (8.382 mm) |
14 | 350 | 14.00 in (355.60 mm) | 0.156 in (3.962 mm) | 0.156 in (3.962 mm) | 0.188 in (4.775 mm) | 0.250 in (6.350 mm) | 0.312 in (7.925 mm) | 0.375 in (9.525 mm) |
16 | 400 | 16.00 in (406.40 mm) | 0.165 in (4.191 mm) | 0.165 in (4.191 mm) | 0.188 in (4.775 mm) | 0.250 in (6.350 mm) | 0.312 in (7.925 mm) | 0.375 in (9.525 mm) |
18 | 450 | 18.00 in (457.20 mm) | 0.165 in (4.191 mm) | 0.165 in (4.191 mm) | 0.188 in (4.775 mm) | 0.250 in (6.350 mm) | 0.312 in (7.925 mm) | 0.437 in (11.100 mm) |
20 | 500 | 20.00 in (508.00 mm) | 0.188 in (4.775 mm) | 0.188 in (4.775 mm) | 0.218 in (5.537 mm) | 0.250 in (6.350 mm) | 0.375 in (9.525 mm) | 0.500 in (12.700 mm) |
24 | 600 | 24.00 in (609.60 mm) | 0.218 in (5.537 mm) | 0.218 in (5.537 mm) | 0.250 in (6.350 mm) | 0.250 in (6.350 mm) | 0.375 in (9.525 mm) | 0.562 in (14.275 mm) |
Nominal Pipe Size | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) | WT inches (mm) |
— | SCH 40s | SCH 40 | SCH 60 | SCH 80s | SCH 80 | SCH 100 | SCH 120 | SCH 140 | SCH 160 |
10 | 0.365 in (9.271 mm) | 0.365 in (9.271 mm) | 0.500 in (12.700 mm) | 0.500 in (12.700 mm) | 0.593 in (15.062 mm) | 0.718 in (18.237 mm) | 0.843 in (21.412 mm) | 1.000 in (25.400 mm) | 1.125 in (28.575 mm) |
12 | 0.375 in (9.525 mm) | 0.406 in (10.312 mm) | 0.500 in (12.700 mm) | 0.500 in (12.700 mm) | 0.687 in (17.450 mm) | 0.843 in (21.412 mm) | 1.000 in (25.400 mm) | 1.125 in (28.575 mm) | 1.312 in (33.325 mm) |
14 | 0.375 in (9.525 mm) | 0.437 in (11.100 mm) | 0.593 in (15.062 mm) | 0.500 in (12.700 mm) | 0.750 in (19.050 mm) | 0.937 in (23.800 mm) | 1.093 in (27.762 mm) | 1.250 in (31.750 mm) | 1.406 in (35.712 mm) |
16 | 0.375 in (9.525 mm) | 0.500 in (12.700 mm) | 0.656 in (16.662 mm) | 0.500 in (12.700 mm) | 0.843 in (21.412 mm) | 1.031 in (26.187 mm) | 1.218 in (30.937 mm) | 1.437 in (36.500 mm) | 1.593 in (40.462 mm) |
18 | 0.375 in (9.525 mm) | 0.562 in (14.275 mm) | 0.750 in (19.050 mm) | 0.500 in (12.700 mm) | 0.937 in (23.800 mm) | 1.156 in (29.362 mm) | 1.375 in (34.925 mm) | 1.562 in (39.675 mm) | 1.781 in (45.237 mm) |
20 | 0.375 in (9.525 mm) | 0.593 in (15.062 mm) | 0.812 in (20.625 mm) | 0.500 in (12.700 mm) | 1.031 in (26.187 mm) | 1.280 in (32.512 mm) | 1.500 in (38.100 mm) | 1.750 in (44.450 mm) | 1.968 in (49.987 mm) |
24 | 0.375 in (9.525 mm) | 0.687 in (17.450 mm) | 0.968 in (24.587 mm) | 0.500 in (12.700 mm) | 1.218 in (30.937 mm) | 1.531 in (38.887 mm) | 1.812 in (46.025 mm) | 2.062 in (52.375 mm) | 2.343 in (59.512 mm) |
Stainless Steel Pipe Dimensions Tolerance according to ASTM A1016
Stainless Steel Pipe Dimension Related link
Gauge Size | Pipe Schdule | Nominal Pipe Size | Sheet Metal Gauge | Stainless Steel Pipe Sizes | Stainless Steel Tube Size | Stainless Steel Pipe Specification | Stainless Steel Pipe Dimensions | ANSI Pipe Chart | Inch to mm Chart | EN 10253 4 Structural Dimensions of fittings ISO 5251 ISO 3419 | Stainless Steel Tubing Sizes
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Gauge Size
Nominal Pipe Size
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Sheet Metal Gauge
Stainless Steel Pipe Size
ANSI Standard Pipe Chart
Inch to mm Chart
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A.S.W.G. American Standard Wire Gauge
Gauge Tolerances of Stainless Steel
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Hot Rolled Steel Thickness Weight Table