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Low Expansion Alloy from the Metal Alloy Properties reference table. 36 property variants below.
| brinell hardness | category | cte per K | density kg m3 | elastic modulus MPa | elongation percent | grade | heat treatment | material id | melting point C | name | property basis | reduction percent | rockwell b hardness | shear modulus MPa | specific heat J kgK | standard | tensile strength MPa | test direction | thermal conductivity W mK | yield strength MPa |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| — | low_expansion_alloy | 0.000001 | 8,050 | 148,000 | — | Fe-36Ni | Annealed | ATI_36_Annealed | — | ATI 36 (Invar 36) | Typical | — | — | — | — | ASTM F-1684 | 400 | — | — | 230 |
| — | low_expansion_alloy | 0.000004 | 8,150 | — | 28 | Fe-42Ni | Annealed | ATI_42_Annealed | — | ATI 42 (Alloy 42) | Typical | — | — | — | — | ASTM F-30 | 482 | — | — | 275 |
| — | nickel_alloy | 0.000012 | 8,600 | 210,000 | 45 | N06059 | Solution Annealed | ATI_59_Annealed | — | ATI 59 (UNS N06059) | Minimum | — | — | — | — | ATI Technical Data Sheet | 690 | — | — | 310 |
| 210 | stainless_steel | 0.000019 | 7,800 | 200,000 | 40 | S30815 | Annealed | 253_MA_Annealed | — | 253 MA High-Temperature Austenitic | — | — | — | — | 460 | ASTM A240 / EN 10028 | 650 | — | 15 | 310 |
| 250 | stainless_steel | — | 8,000 | 200,000 | 35 | S31254 | Annealed | 254_SMO_Annealed | — | 254 SMO Super-Austenitic | — | — | — | — | 460 | ASTM A240 | 650 | — | 13 | 300 |
| — | stainless_steel | 0.000017 | — | 199,955 | 40 | 304H | Annealed | 304H_Annealed | — | 304H Austenitic Stainless Steel (UNS S30409) | Minimum | — | 92 | — | — | ASTM A240 | 517.1 | — | — | 206.8 |
| 217 | stainless_steel | 0.000016 | 7,890 | 196,000 | 45 | S31008 | Annealed | 310S_Annealed | 1,402 | 310S High-Temperature Austenitic | — | — | — | — | 460 | ASTM A240 | 550 | — | 10.8 | 245 |
| — | stainless_steel | 0.000016 | 8,000 | 200,000 | 40 | S31726 | Annealed | 317LMN_Annealed | 1,443 | 317LMN Austenitic | — | — | — | — | 460 | ASTM A240 | 550 | — | 14 | 205 |
| — | stainless_steel | 0.000018 | 8,080 | 196,000 | 30 | N08330 | Annealed | 330_Annealed | 1,425 | Alloy 330 High-Temperature Austenitic | — | — | — | — | 460 | AMS 5592 / ASTM B536 | 483 | — | 12.5 | 172 |
| — | stainless_steel | 0.000015 | 7,950 | 190,000 | 36 | N08904 | Annealed | 904L_Annealed | 1,390 | Alloy 904L Super-Austenitic | — | — | — | — | 460 | ASTM A240/B625 | 490 | — | 12.9 | 220 |
| — | stainless_steel | 0.000017 | 7,860 | 207,000 | 56 | 201 HP | Annealed | ATI_201HP_Annealed | 1,400 | ATI 201 HP Austenitic Stainless Steel | Typical | — | 85 | — | 460 | ASTM A240 | 696 | Longitudinal | 16.3 | 301 |
| — | stainless_steel | 0.000017 | 7,860 | 207,000 | 56 | 201L HP | Annealed | ATI_201LHP_Annealed | 1,400 | ATI 201L HP Austenitic Stainless Steel (Low Carbon) | Typical | — | 93 | — | 460 | ASTM A240 | 785 | Longitudinal | 16.3 | 396 |
| — | stainless_steel | — | 7,840 | 193,000 | 51 | 201LN | Mill Annealed | ATI_201LN_Annealed | — | ATI 201LN Austenitic Stainless Steel (Cryogenic Grade) | Typical | — | — | — | — | ASTM A240; ASME SA-240; ASTM A666 | 685 | — | — | 320 |
| — | stainless_steel | 0.000011 | 7,850 | 195,000 | 46 | 219 | Solution Annealed | ATI_219_Annealed | — | ATI 219 Austenitic Stainless Steel (21-6-9 / XM-11) | Typical | — | 93 | — | 460 | ASTM A240; ASTM A412; ASTM A666 | 780 | — | 13.8 | 465 |
| 201 | stainless_steel | 0.000017 | 7,900 | 200,000 | 40 | 302 | Annealed | ATI_302_Annealed | 1,399 | ATI 302 Austenitic Stainless Steel | Minimum | — | — | — | 460 | ASTM A240 | 515 | — | 16.3 | 205 |
| 201 | stainless_steel | 0.000017 | 7,900 | 200,000 | 40 | 304L | Annealed | ATI_304L_Annealed | 1,399 | ATI 304L Austenitic Stainless Steel (Low Carbon) | Minimum | — | — | — | 460 | ASTM A240 | 485 | — | 16.3 | 170 |
| 201 | stainless_steel | 0.000017 | 7,900 | 200,000 | 40 | 304 | Annealed | ATI_304_Annealed | 1,399 | ATI 304 Austenitic Stainless Steel | Minimum | — | — | — | 460 | ASTM A240 | 515 | — | 16.3 | 205 |
| 183 | stainless_steel | 0.000017 | 7,900 | 200,000 | 40 | 305 | Annealed | ATI_305_Annealed | 1,399 | ATI 305 Austenitic Stainless Steel | Minimum | — | — | — | 460 | ASTM A240 | 485 | — | 16.3 | 170 |
| — | stainless_steel | 0.000016 | 8,030 | 200,000 | 44.6 | 309S | Annealed | ATI_309S_Annealed | — | ATI 309S Austenitic Stainless Steel (Low Carbon) | Typical | — | — | 77,000 | 460 | ASTM A240; ASME SA-240 | 670 | — | 15.6 | 351 |
| — | stainless_steel | 0.000016 | 8,030 | 200,000 | 49 | 309 | Annealed | ATI_309_Annealed | — | ATI 309 Austenitic Stainless Steel | Typical | — | — | 77,000 | 460 | ASTM A167; ASTM A240 | 621 | — | 15.6 | 290 |
| — | stainless_steel | 0.000016 | 8,030 | 200,000 | 42.6 | 310S | Annealed | ATI_310S_Annealed | — | ATI 310S Austenitic Stainless Steel (Low Carbon) | Typical | — | — | 77,000 | 460 | ASTM A240; ASME SA-240 | 624 | — | 13.8 | 314 |
| — | stainless_steel | 0.000016 | 8,030 | 200,000 | 45 | 310 | Annealed | ATI_310_Annealed | — | ATI 310 Austenitic Stainless Steel | Typical | — | — | 77,000 | 460 | ASTM A167; ASTM A240 | 617 | — | 13.8 | 292 |
| 217 | stainless_steel | 0.000017 | 8,000 | 193,000 | 40 | 316LN | Annealed | ATI_316LN_Annealed | 1,345 | ATI 316LN Austenitic Stainless Steel (Low Carbon, Nitrogen Enhanced) | Minimum | — | — | — | — | ASTM A240 | 515 | — | 14.6 | 205 |
| 217 | stainless_steel | 0.000017 | 8,027 | 200,000 | 40 | 316L | Annealed | ATI_316L_Annealed | 1,390 | ATI 316L Austenitic Stainless Steel (Low Carbon, Mo-bearing) | Minimum | — | — | 82,000 | 460 | ASTM A240 | 485 | — | 14.6 | 170 |
| — | stainless_steel | 0.000017 | 8,000 | 193,000 | 54 | 316Ti | Annealed | ATI_316Ti_Annealed | 1,345 | ATI 316Ti Austenitic Stainless Steel (Ti-stabilized) | Typical | — | 76 | — | — | ASTM A240 | 620 | — | 14.6 | 248 |
| 217 | stainless_steel | 0.000017 | 8,027 | 200,000 | 40 | 316 | Annealed | ATI_316_Annealed | 1,390 | ATI 316 Austenitic Stainless Steel (Mo-bearing) | Minimum | — | — | 82,000 | 460 | ASTM A240 | 515 | — | 14.6 | 205 |
| 217 | stainless_steel | 0.000017 | 8,027 | 200,000 | 40 | 317L | Annealed | ATI_317L_Annealed | 1,390 | ATI 317L Austenitic Stainless Steel (Low Carbon, High Mo) | Minimum | — | — | 82,000 | 460 | ASTM A240 | 515 | — | 14.6 | 205 |
| 217 | stainless_steel | 0.000017 | 8,027 | 200,000 | 35 | 317 | Annealed | ATI_317_Annealed | 1,390 | ATI 317 Austenitic Stainless Steel (High Mo) | Minimum | — | — | 82,000 | 460 | ASTM A240 | 515 | — | 14.6 | 205 |
| 217 | stainless_steel | 0.000017 | 7,920 | 193,000 | 40 | 321 | Annealed | ATI_321_Annealed | 1,398 | ATI 321 Austenitic Stainless Steel (Ti-stabilized) | Minimum | — | — | — | 460 | ASTM A240 | 515 | — | 16.3 | 205 |
| — | stainless_steel | 0.000015 | 8,130 | 200,000 | 40 | 332Mo | Annealed | ATI_332Mo_Annealed | — | ATI 332Mo Austenitic Stainless Steel (High Ni, Automotive Exhaust) | Typical | — | — | — | — | ASTM A240 | 585 | — | — | 240 |
| — | stainless_steel | 0.000015 | 7,930 | 200,000 | 50 | 334Mo | Annealed | ATI_334Mo_Annealed | — | ATI 334Mo Austenitic Stainless Steel (Lean Ni, Automotive Exhaust) | Typical | — | — | — | — | ASTM A240 | 565 | — | — | 260 |
| 201 | stainless_steel | 0.000017 | 7,960 | 193,000 | 40 | 347 | Annealed | ATI_347_Annealed | 1,398 | ATI 347 Austenitic Stainless Steel (Nb+Ta stabilized) | Minimum | — | — | — | 460 | ASTM A240 | 515 | — | 16.3 | 205 |
| 201 | stainless_steel | 0.000017 | 7,960 | 193,000 | 40 | 348 | Annealed | ATI_348_Annealed | 1,398 | ATI 348 Austenitic Stainless Steel (Nb+Ta stabilized, Nuclear Grade) | Minimum | — | — | — | 460 | ASTM A240 | 515 | — | 16.3 | 205 |
| 212 | stainless_steel | 0.000016 | 7,950 | 193,000 | 30 | UNS N08700 | Annealed | JS700_Annealed_Min | — | JS700 (Superaustenitic) | Minimum | 40 | — | — | — | ASTM B599; ASTM B672 | 552 | Longitudinal | 14.7 | 241 |
| — | stainless_steel | — | 7,880 | 196,000 | 35 | S20910 | Annealed | Nitronic_50_Annealed | — | Nitronic 50 Nitrogen-Strengthened | — | 55 | — | — | — | ASTM A276 | 690 | — | — | 379 |
| 95 | stainless_steel | — | 7,880 | 196,000 | 55 | S21800 | Annealed | Nitronic_60_Annealed | — | Nitronic 60 Nitrogen-Strengthened | — | — | — | — | — | ASTM A276 | 696 | — | — | 414 |
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