Stainless steel composition
Grade-by-grade chemical composition reference.
Original website reference
Source figures are retained, including entries requiring review. Several values or units in the original need clarification. Do not use this transcription as a certified material specification.
27 of 27 records
| AISI / ASTM | EN / DIN | C | Mn | Si | S | P | Cr | Ni | Mo | Others |
|---|---|---|---|---|---|---|---|---|---|---|
| 201 | — | 0.15 | 5.5–7.5 | 1 | 0.03 | 0.06 | 16.00–18.00 | 3.50–5.50 | — | — |
| 202 | — | 0.15 | 7.5–10 | 1 | 0.03 | 0.06 | 17.00–19.00 | 4.00–6.00 | — | — |
| 302 | 1.431 | 0.15 | 2 | 1 | 0.03 | 0.045 | 17.00–1900 | 8.00–10.00 | — | — |
| 302HQ | 1.4567 | 0.03 | 2 | 1 | 0.03 | 0.045 | 17.00–19.00 | 9.00–10.00 | — | Cu: 3.00–4.00 |
| 303 | 1.4305 | 0.15 | 2 | 1 | 0.15 Min | 0.2 | 17.00–1900 | 8.00–10.00 | — | Cu: 1% max |
| 303EHS | — | 0.15 | 2 | 1 | 0.30–0.33 | 0.2 | 17.00–19.00 | 8.00–10.00 | — | Cu: 1% max |
| 304 | 1.4301 | 0.08 | 2 | 1 | 0.03 | 0.045 | 18.00–20.00 | 8.00–11.00 | — | — |
| 304HC | — | 0.05 | 2 | 1 | 0.03 | 0.045 | 18.00–20.00 | 8.50–9.50 | — | Cu: 2.00–2.50 |
| 304L | 1.4306 | 0.03 | 2 | 1 | 0.03 | 0.045 | 18.00–20.00 | 8.00–12.00 | — | — |
| 308LER | 1.4331 | 0.02 | 1.5–2.0 | 0.5 | 0.02 | 0.025 | 19.00–21.00 | 9.50–11.00 | — | — |
| 309LER | 1.4332 | 0.03 | 1.5–2.0 | 0.5 | 0.015 | 0.02 | 23.00–25.00 | 12.00–14.00 | — | — |
| 310 | 1.4841 | 0.25 | 2 | 1.5 | 0.03 | 0.045 | 24.00–26.00 | 19.00–22.00 | — | — |
| 310S | 1.4842 | 0.08 | 2 | 1.5 | 0.03 | 0.045 | 24.00–26.00 | 19.00–22.00 | — | — |
| 316 | 1.4401 | 0.08 | 2 | 1 | 0.03 | 0.045 | 16.00–18.00 | 10.00–14.00 | 2.00–3.00 | — |
| 316L | 1.4404 | 0.03 | 2 | 1 | 0.03 | 0.045 | 16.00–18.00 | 10.00–14.00 | 2.00–3.00 | — |
| 316LER | 1.443 | 0.02 | 1.5–2.0 | 0.5 | 0.02 | 0.02 | 18.00–20..00 | 12.00–14.00 | 2.00–2.75 | — |
| 316Ti | 1.4571 | 0.08 | 2 | 1 | 0.03 | 0.045 | 16.00–18.00 | 10.00–14.00 | 2.00–3.00 | Ti: Min (5×C%) |
| 317LN | 1.4438 | 0.03 | 2 | 1 | 0.03 | 0.045 | 18.00–20.00 | 11.00–15.00 | 3.00–4.00 | N: 0.10–0.22 |
| 321 | 1.4541 | 0.08 | 2 | 1 | 0.03 | 0.045 | 17.00–19.00 | 9.00–12.00 | — | Ti: Min (5×C%) |
| 410 | 1.4006 | 0.15 | 1 | 1 | 0.03 | 0.04 | 11.50–13.50 | — | — | — |
| 416 | 1.4005 | 0.15 | 1.25 | 1 | 0.15 Min | 0.06 | 12.00–14.00 | — | — | — |
| 416XM | — | 0.15 | 1.25 | 1 | 030–0.33 | 0.06 | 12.00–14.00 | — | — | — |
| 420 | 1.4021 | 0.15 Min | 1 | 1 | 0.03 | 0.04 | 12.00–14.00 | — | — | — |
| 430 | 1.4016 | 0.12 | 1 | 1 | 0.03 | 0.04 | 16.00–18.00 | — | — | — |
| 430L | — | 0.03 | 1 | 1 | 0.03 | 0.04 | 16.00–18.00 | — | — | — |
| 430F | 1.4104 | 0.12 | 1.25 | 1 | 0.15 Min | 0.06 | 16.00–18.00 | — | — | — |
| 431 | 1.4057 | 0.2 | 1 | 1 | 0.03 | 0.04 | 15.00–17.00 | 1.25–2.50 | — | — |
Composition values are percentages as presented by the source. Its headings use “Max” alongside ranges and minimum notes. Highlighted rows contain apparent source anomalies; confirm all grade requirements with an authoritative specification.