Applications
chemical process, marine, food & pharma equipment, piping and fittings.
MATERIAL316LAISI
STAINLESS STEEL1.4404UNS S31603
MATERIAL DATASHEET
AISI 316L stainless steel
Low-carbon molybdenum austenitic stainless steel with excellent corrosion resistance and weldability.
Standards & designations
| Designation | Reference |
|---|---|
| UNS | S31603 |
| Werkstoff Nr. | 1.4404 |
| ASTM | A240 (plate, sheet), A182 (forgings), A276 (bar) |
| ASME | SA240, SA182, SA276 |
| EN/ISO | EN 10088-2/3 (1.4404) |
| Others | AISI 316L |
Mechanical properties
| Property | Value / condition |
|---|---|
| Yield strength Rp0.2 | ≥ 170 MPa (ASTM A240, annealed) |
| Tensile strength Rm | ≥ 485 MPa (ASTM A240) |
| Elongation | ≥ 40 % (ASTM A240) |
| Hardness | ≤ 95 HRB / ≤ 217 HB |
Chemical composition
Weight %
| Element | Cr | Ni | Mo | C | Mn | Si | P | S | N | Fe |
|---|---|---|---|---|---|---|---|---|---|---|
| Min | 16.0 | 10.0 | 2.00 | – | – | – | – | – | – | bal. |
| Max | 18.0 | 14.0 | 3.00 | 0.03 | 2.0 | 0.75 | 0.045 | 0.03 | 0.10 | bal. |
Applications & processing
Heat treatment
Solution anneal ~ 1010–1120 °C; rapid quench.
Weldability
Very good.
The information in this datasheet is provided for guidance only. Intermec AS does not guarantee the accuracy or completeness of the data. Users must verify suitability for their specific applications.