Good Hardness ASTM A789 S32205 Duplex 2205 1.4462 Seamless Tube
Duplex 2205 stainless steel has a mixed microstructure of austenite and ferrite, and is a two-phase alloy based on the Fe-Cr-Ni series. Alloy 2205 material has lower nickel and molybdenum contents than austenitic stainless steel and have similar corrosion resistance.
Because the price of Ni and Mo is relatively high, duplex stainless steel 2205 is often regarded as a cost-effective alternative to austenitic stainless steel.
Heat Resistance
The maximum temperature for duplex 2205 stainless steel applications is generally below 300 °C (570 °F), because the high alloy content and the presence of a ferrite matrix make it susceptible to embrittlement and reduced mechanical strength, especially toughness, due to prolonged exposure to high temperatures.
Chemical Composition:
UNS Designation | Composition, % | ||||||||
C Max | Mn max | P max | S max | Si max | Ni | Cr | Mo | N | |
S32205 | 0.03 | 2 | 0.03 | 0.02 | 1 | 4.5-6.5 | 22-23 | 3.0-3.5 | 0.14-0.20 |
Heat Treatment Requirements:
UNS Designation | Temperature | Quench |
S32205 | 1870-2010 °F [1020-1100°C] | Rapid cooling in air or water |
Mechanical Properties:
Grade | Tensile Strength, min., ksi [MPa] | Yield Strength, min., ksi [MPa] | Elongation in 2 in., or 50mm, min, % | Hardness, Max Brinell |
S32205 | 95 [655] | 70 [485] | 25 | 290 |
Equivalent Material:
Grade | UNS No | Old British | Euronorm | SwedishSS | JapaneseJIS | ||
BS | En | No | Name | ||||
2205 | S32205 | 318S13 | - | 1.4462 | X2CrNiMoN22-5-3 | 2377 | SUS 329J3L |
Weight Chart of Duplex 2205 Seamless Tube
NPS | Outside Diameter | Wall Thickness | Weight | Weight | |||
in | mm | in | mm | Sch | kg/Mtr | Lb/ft | |
1/2″ | 0.840 | 21 | 0.109 | 2.769 | 40 STD | 1.268 | 0.851 |
0.147 | 3.734 | 80 STD | 1.621 | 1.088 | |||
3/4″ | 1.050 | 27 | 0.113 | 2.870 | 40 STD | 1.684 | 1.131 |
0.154 | 3.912 | 80 STD | 2.195 | 1.474 | |||
1″ | 1.315 | 33 | 0.133 | 3.378 | 40 STD | 2.501 | 1.679 |
0.179 | 4.547 | 80 STD | 3.325 | 2.172 | |||
1 1/4″ | 1.660 | 42 | 0.140 | 3.556 | 40 STD | 3.385 | 2.273 |
0.191 | 4.851 | 80 STD | 4.464 | 2.997 | |||
1 1/2″ | 1.900 | 48 | 0.145 | 3.683 | 40 STD | 4.048 | 2.718 |
0.200 | 5.080 | 80 STD | 5.409 | 3.361 | |||
2″ | 2.375 | 60 | 0.154 | 3.912 | 40 STD | 5.441 | 3.653 |
0.218 | 5.537 | 80 STD | 7.480 | 5.022 | |||
2 1/2″ | 2.875 | 73 | 0.203 | 5.516 | 40 STD | 8.629 | 5.793 |
0.276 | 7.010 | 80 STD | 11.411 | 7.661 | |||
3″ | 3.500 | 89 | 0.216 | 5.486 | 40 STD | 11.284 | 7.576 |
0.300 | 7.620 | 80 STD | 15.272 | 10.253 | |||
4″ | 4.500 | 114 | 0.237 | 6.020 | 16.073 | 10.790 | |
0.337 | 8.560 | 22.318 | 14.983 | ||||
6″ | 6.625 | 168 | 0.188 | 4.775 | 19.252 | 12.924 | |
0.203 | 5.516 | 20.739 | 13.923 | ||||
0.219 | 5.563 | 22.318 | 14.983 | ||||
0.250 | 6.350 | 25.354 | 17.021 | ||||
0.280 | 7.112 | 40 STD | 58.263 | 18.974 | |||
0.312 | 7.925 | 31.334 | 21.036 | ||||
0.375 | 9.525 | 37.285 | 25.031 | ||||
0.432 | 10.973 | 80 XHY | 42.561 | 28.573 | |||
0.500 | 12.700 | 48.719 | 32.708 | ||||
8″ | 8.625 | 219 | 0.188 | 4.775 | 25.233 | 16.940 | |
0.203 | 5.156 | 27.198 | 18.259 | ||||
0.219 | 5.563 | 29.286 | 19.661 | ||||
0.250 | 6.350 | 20 | 33.308 | 22.361 | |||
0.277 | 7.036 | 30 | 36.786 | 24.696 | |||
0.322 | 8.179 | 40 | 42.352 | 28.554 | |||
0.375 | 9.525 | 49.216 | 33.041 | ||||
0.406 | 10.312 | 60 | 53.085 | 35.638 | |||
0.500 | 12.700 | 80 XHY | 64.627 | 43.388 | |||
10″ | 10.750 | 273 | 0.188 | 4.775 | 31.588 | 21.207 | |
0.219 | 5.563 | 36.689 | 24.631 | ||||
0.250 | 6.350 | 20 | 41.759 | 28.035 | |||
0.307 | 7.798 | 30 | 51.002 | 34.240 | |||
0.344 | 8.738 | 56.946 | 38.231 | ||||
0.365 | 9.271 | 40 STD | 63.301 | 40.483 | |||
0.438 | 11.125 | 71.852 | 48.238 | ||||
0.500 | 12.700 | 60 XHY | 81.530 | 54.735 | |||
0.594 | 15.088 | 80 | 95.969 | 64.429 | |||
12″ | 12.750 | 324 | 0.188 | 4.775 | 37.570 | 25.222 | |
0.219 | 5.563 | 43.657 | 29.309 | ||||
0.250 | 6.350 | 49.713 | 33.375 | ||||
0.281 | 7.137 | 55.739 | 37.420 | ||||
0.312 | 7.925 | 61.735 | 41.445 | ||||
0.375 | 9.525 | 73.824 | 49.562 | ||||
0.406 | 10.312 | 79.727 | 53.525 | ||||
0.500 | 12.700 | 97.438 | 65.415 | ||||
0.562 | 14.275 | 108.966 | 73.154 | ||||
14″ | 14.000 | 356 | 0.188 | 4.775 | 41.308 | 27.732 | |
0.219 | 5.563 | 48.012 | 32.233 | ||||
0.250 | 6.350 | 20 | 54.685 | 36.713 | |||
0.281 | 7.137 | 61.327 | 41.172 | ||||
0.312 | 7.925 | 67.939 | 45.611 | ||||
0.375 | 9.525 | STD | 81.281 | 54.568 | |||
0.438 | 11.125 | 40 | 94.498 | 63.441 | |||
0.500 | 12.700 | XHY | 107.381 | 72.090 | |||
0.625 | 15.875 | 132.983 | 89.278 | ||||
16” | 16.000 | 406 | 0.188 | 4.775 | 47.290 | 21.748 | |
0.219 | 5.563 | 54.980 | 36.910 | ||||
0.250 | 6.350 | 10 | 62.639 | 42.053 | |||
0.281 | 7.137 | 70.268 | 47.174 | ||||
0.312 | 7.925 | 20 | 77.866 | 52.275 | |||
0.344 | 8.738 | 85.677 | 57.519 | ||||
0.375 | 9.525 | 30 STD | 93.213 | 62.578 | |||
0.438 | 11.125 | 108.433 | 72.797 | ||||
0.500 | 12.700 | 40 XHY | 123.289 | 82.770 | |||
18″ | 18.000 | 457 | 0.219 | 5.563 | 61.948 | 41.588 | |
0.250 | 6.350 | 70.593 | 47.393 | ||||
0.281 | 7.137 | 79.208 | 53.176 | ||||
0.312 | 7.925 | 20 | 87.792 | 58.939 | |||
0.375 | 9.525 | STD | 105.144 | 70.588 | |||
0.438 | 11.125 | 30 | 122.369 | 82.152 | |||
0.500 | 12.700 | XHY | 139.198 | 93.450 | |||
0.562 | 14.275 | 40 | 155.904 | 104.666 | |||
0.625 | 15.875 | 172.754 | 115.978 | ||||
20″ | 20.000 | 508 | 0.250 | 6.350 | 78.547 | 52.733 | |
0.282 | 7.163 | 88.458 | 59.386 | ||||
0.312 | 7.925 | 97.719 | 65.604 | ||||
0.375 | 9.525 | 20 STD | 117.075 | 78.598 | |||
0.438 | 11.125 | 136.305 | 91.508 | ||||
0.500 | 12.700 | 30 XHY | 155.106 | 104.130 | |||
0.594 | 15.088 | 40 | 183.378 | 123.110 | |||
0.625 | 15.875 | 192.640 | 129.328 | ||||
0.688 | 17.475 | 211.368 | 141.901 | ||||
24″ | 24.000 | 610 | 0.250 | 6.350 | 94.456 | 63.413 | |
0.281 | 7.137 | 106.029 | 71.183 | ||||
0.312 | 7.925 | 117.573 | 18.932 | ||||
0.375 | 9.525 | 20 STD | 140.938 | 64.618 | |||
0.438 | 11.125 | 164.176 | 110.219 | ||||
0.500 | 12.700 | XHY | 186.923 | 125.490 | |||
0.625 | 15.875 | 232.410 | 156.028 | ||||
0.688 | 17.475 | 40 | 255.148 | 171.293 | |||
0.750 | 19.050 | 277.401 | 186.233 | ||||
30″ | 30.000 | 762 | 0.250 | 6.350 | 118.318 | 79.433 | |
0.281 | 7.137 | 132.851 | 89.189 | ||||
0.312 | 7.925 | 10 | 147.353 | 98.925 | |||
0.375 | 9.525 | STD | 176.731 | 118.648 | |||
0.438 | 11.125 | 205.983 | 138.286 | ||||
0.500 | 12.700 | 20 XHY | 234.647 | 157.530 | |||
0.625 | 15.875 | 30 | 292.066 | 196.078 | |||
0.688 | 17.475 | 320.817 | 215.380 | ||||
0.750 | 19.050 | 348.988 | 234.293 | ||||
36″ | 36.000 | 914 | 0.250 | 6.350 | 142.180 | 95.453 | |
0.281 | 7.137 | 159.672 | 107.196 | ||||
0.312 | 7.925 | 10 | 177.133 | 118.918 | |||
0.375 | 9.525 | STD | 215.525 | 142.678 | |||
0.438 | 11.125 | 247.790 | 166.353 | ||||
0.500 | 12.700 | 20 XHY | 282.372 | 198.570 | |||
0.625 | 15.875 | 351.723 | 236.128 | ||||
0.688 | 17.475 | 386.487 | 259.467 | ||||
0.750 | 19.050 | 420.576 | 282.353 | ||||
42″ | 42.000 | 1067 | 0.312 | 7.925 | 206.914 | 138.911 | |
0.375 | 9.525 | STD | 248.319 | 166.708 | |||
0.500 | 12.700 | XHY | 33.097 | 221.610 | |||
0.750 | 19.050 | 492.163 | 330.413 | ||||
48″ | 48.000 | 1219 | 0.375 | 9.525 | STD | 284.112 | 190.738 |
0.438 | 11.125 | 331.404 | 222.487 | ||||
0.500 | 12.700 | XHY | 377.822 | 253.650 | |||
0.750 | 19.050 | 563.750 | 378.473 | ||||
0.875 | 22.225 | 655.969 | 440.383 |
Applications:
-Chemical Processing, Transport and Storage
-Oil and Gas Exploration and Offshore Rigs
-Mil and Gas Refining
-Marine Environments
-Pollution Control Equipment
-Pulp & Paper Manufacturing
-Chemical Process Plant