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Metal Alloy Properties: stainless steel
ATI 20 Sheet Annealed Typical to ATI 309S Annealed
Metal and alloy mechanical properties — tensile/yield strength, elastic modulus, density, hardness for steels, aluminum alloys, copper alloys, titanium, nickel alloys, cast iron, and more
| category | material id | brinell hardness (HB) | cte per K (1/K) | density kg m3 (kg/m3) | elastic modulus MPa (MPa) | elongation percent (%) | grade | heat treatment | melting point C (°C) | name | poisson ratio (dimensionless) | property basis | rockwell b hardness (HRB) | shear modulus MPa (MPa) | specific heat J kgK (J/(kg·K)) | standard | tensile strength MPa (MPa) | test direction | thermal conductivity W mK (W/(m·K)) | yield strength MPa (MPa) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| stainless steel | ATI 20 Sheet Annealed Typical | — | 0.000015 | 8,080 | 193,000 | 38 | UNS N08020 | Annealed | — | ATI 20 (Superaustenitic) | — | Typical | — | — | 460 | ASTM B463 | 641 | Longitudinal | 12.2 | 355 |
| stainless steel | ATI 2102 Plate Annealed Min | 293 | 0.000013 | 7,750 | 200,000 | 30 | UNS S82011 | Annealed | — | ATI 2102 (Lean Duplex) | 0.31 | Minimum | — | — | — | ASTM A240 | 655 | Longitudinal | 15.7 | 450 |
| stainless steel | ATI 2102 Sheet Annealed Min | 293 | 0.000013 | 7,750 | 200,000 | 30 | UNS S82011 | Annealed | — | ATI 2102 (Lean Duplex) | 0.31 | Minimum | — | — | — | ASTM A240 | 700 | Longitudinal | 15.7 | 519 |
| stainless steel | ATI 219 Annealed | — | 0.000011 | 7,850 | 195,000 | 46 | 219 | Solution Annealed | — | ATI 219 Austenitic Stainless Steel (21-6-9 / XM-11) | — | Typical | 93 | — | 460 | ASTM A240; ASTM A412; ASTM A666 | 780 | — | 13.8 | 465 |
| stainless steel | ATI 255 Annealed Min | 302 | 0.000012 | 7,728 | 200,000 | 15 | UNS S32550 | Annealed | — | ATI 255 (Super Duplex) | — | Minimum | — | — | — | ASTM A240 | 758 | Longitudinal | 13.3 | 551 |
| stainless steel | ATI 302 Annealed | 201 | 0.000017 | 7,900 | 200,000 | 40 | 302 | Annealed | 1,399 | ATI 302 Austenitic Stainless Steel | — | Minimum | — | — | 460 | ASTM A240 | 515 | — | 16.3 | 205 |
| stainless steel | ATI 304L Annealed | 201 | 0.000017 | 7,900 | 200,000 | 40 | 304L | Annealed | 1,399 | ATI 304L Austenitic Stainless Steel (Low Carbon) | — | Minimum | — | — | 460 | ASTM A240 | 485 | — | 16.3 | 170 |
| stainless steel | ATI 304 Annealed | 201 | 0.000017 | 7,900 | 200,000 | 40 | 304 | Annealed | 1,399 | ATI 304 Austenitic Stainless Steel | — | Minimum | — | — | 460 | ASTM A240 | 515 | — | 16.3 | 205 |
| stainless steel | ATI 305 Annealed | 183 | 0.000017 | 7,900 | 200,000 | 40 | 305 | Annealed | 1,399 | ATI 305 Austenitic Stainless Steel | — | Minimum | — | — | 460 | ASTM A240 | 485 | — | 16.3 | 170 |
| stainless steel | ATI 309S Annealed | — | 0.000016 | 8,030 | 200,000 | 44.6 | 309S | Annealed | — | ATI 309S Austenitic Stainless Steel (Low Carbon) | — | Typical | — | 77,000 | 460 | ASTM A240; ASME SA-240 | 670 | — | 15.6 | 351 |
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