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Comprehensive chemical and mechanical data for our stainless steel grades, adhering to standard ASTM/ASME specifications.
| Grade | C (Max) | Mn (Max) | Si (Max) | P (Max) | S (Max) | Cr (%) | Ni (%) | Mo (%) | Others |
|---|---|---|---|---|---|---|---|---|---|
| 300 Series (Austenitic) | |||||||||
| 301 | 0.15 | 2.00 | 1.00 | 0.045 | 0.030 | 16.0 - 18.0 | 6.0 - 8.0 | - | - |
| 304 | 0.08 | 2.00 | 0.75 | 0.045 | 0.030 | 18.0 - 20.0 | 8.0 - 10.5 | - | - |
| 304L | 0.03 | 2.00 | 0.75 | 0.045 | 0.030 | 18.0 - 20.0 | 8.0 - 12.0 | - | - |
| 309 | 0.20 | 2.00 | 1.00 | 0.045 | 0.030 | 22.0 - 24.0 | 12.0 - 15.0 | - | - |
| 310 / 310S | 0.08 | 2.00 | 1.50 | 0.045 | 0.030 | 24.0 - 26.0 | 19.0 - 22.0 | - | - |
| 316 | 0.08 | 2.00 | 0.75 | 0.045 | 0.030 | 16.0 - 18.0 | 10.0 - 14.0 | 2.00 - 3.00 | - |
| 316L | 0.03 | 2.00 | 0.75 | 0.045 | 0.030 | 16.0 - 18.0 | 10.0 - 14.0 | 2.00 - 3.00 | - |
| 316Ti | 0.08 | 2.00 | 0.75 | 0.045 | 0.030 | 16.0 - 18.0 | 10.0 - 14.0 | 2.00 - 3.00 | Ti: 5x(C+N) - 0.70 |
| 321 | 0.08 | 2.00 | 0.75 | 0.045 | 0.030 | 17.0 - 19.0 | 9.0 - 12.0 | - | Ti: 5xC - 0.70 |
| 400 Series (Ferritic & Martensitic) | |||||||||
| 409 | 0.08 | 1.00 | 1.00 | 0.045 | 0.030 | 10.5 - 11.7 | 0.50 (Max) | - | Ti: 6xC - 0.75 |
| 410 | 0.15 | 1.00 | 1.00 | 0.040 | 0.030 | 11.5 - 13.5 | - | - | - |
| 430 | 0.12 | 1.00 | 1.00 | 0.040 | 0.030 | 16.0 - 18.0 | 0.75 (Max) | - | - |
| 439 | 0.03 | 1.00 | 1.00 | 0.040 | 0.030 | 17.0 - 19.0 | 0.50 (Max) | - | Ti: 0.20 - 1.10 |
| 441 | 0.03 | 1.00 | 1.00 | 0.040 | 0.030 | 17.5 - 19.5 | - | - | Ti+Nb: Stabilized |
| Duplex Series | |||||||||
| Duplex 2205 | 0.03 | 2.00 | 1.00 | 0.030 | 0.020 | 22.0 - 23.0 | 4.5 - 6.5 | 3.0 - 3.5 | N: 0.14 - 0.20 |
| Grade | Tensile Strength (MPa) Min | Yield Strength 0.2% (MPa) Min | Elongation (% in 50mm) Min | Hardness (Rockwell B) Max | Hardness (Brinell) Max |
|---|---|---|---|---|---|
| 300 Series (Austenitic) | |||||
| 301 | 515 | 205 | 40 | 95 | 217 |
| 304 / 304L | 515 / 485 | 205 / 170 | 40 | 92 | 201 |
| 309 / 310S | 515 | 205 | 40 | 95 | 217 |
| 316 / 316L | 515 / 485 | 205 / 170 | 40 | 95 | 217 |
| 316Ti / 321 | 515 | 205 | 40 | 95 | 217 |
| 400 Series (Ferritic & Martensitic) | |||||
| 409 | 380 | 170 | 20 | 88 | 179 |
| 410 | 450 | 205 | 20 | 96 | 217 |
| 430 / 439 | 450 / 415 | 205 / 205 | 22 | 89 | 183 |
| 441 | 430 | 250 | 18 | - | - |
| Duplex Series | |||||
| Duplex 2205 | 655 | 450 | 25 | 31 (HRC) | 293 |
* Values presented are for general reference in accordance with standard ASTM/ASME limits. Actual MTC (Mill Test Certificate) values accompany all delivered materials.
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