Stainless Grade
304
The default austenitic stainless: excellent corrosion resistance, formability, and weldability. The most widely used grade.
Last verified: 2026-07-09
| TypeMetallurgical family — determines magnetism and how it's strengthened. | Austenitic |
|---|---|
| ConditionThe condition these typical values apply to. | Annealed |
| Density(g/cm³) | 8 |
| Tensile(MPa)Typical ultimate tensile strength. | 515 |
| Yield(MPa)Typical 0.2% offset yield strength. | 205 |
| Elong.(%)Typical elongation at break. | 40 |
| HardnessTypical hardness (annealed unless noted). | ≤201 HB |
| Machinability | Fair |
| Magnetic | No* |
- Typical uses: food & beverage, architectural, kitchen equipment, general fabrication.
- Non-magnetic in the annealed condition (*can become slightly magnetic after cold work).
- Use 304L for welded assemblies to resist sensitization.
Other stainless steel grades
Sources
- AISI / ASM International — typical properties of stainless steels
- Manufacturer datasheets (annealed condition; 17-4 PH in H900)