1.4301
1.4301 (AISI 304) is the most widely used austenitic stainless steel – corrosion-resistant, easily formable and weldable, and tough even at low temperatures.
Application & properties
1.4301 (AISI 304) is the most widely used austenitic stainless steel – corrosion-resistant, easily formable and weldable, and tough even at low temperatures.
- Piping for food, chemical and water applications
- Apparatus, vessel and plant engineering
- Low-temperature applications
Chemical composition
Typical values in wt.-% per EN standard (heat analysis).
| Element | Content (%) |
|---|---|
| C | ≤ 0.07 |
| Si | ≤ 1.00 |
| Mn | ≤ 2.00 |
| Cr | 17.5–19.5 |
| Ni | 8.0–10.5 |
| N | ≤ 0.11 |
Mechanical properties
Typical values at room temperature per EN standard.
| Property | Value |
|---|---|
| Yield strength Rp0.2 | ≥ 190–210 MPa |
| Tensile strength Rm | 500–700 MPa |
| Elongation A | ≥ 45 % |
Standards, equivalents & product forms
| Topic | Detail |
|---|---|
| Standards | EN 10216-5, EN 10088 |
| ASME/ASTM equivalent | ~ AISI 304 |
| Material no. | 1.4301 |
| Short name / aka | X5CrNi18-10 · AISI 304 · V2A |
We supply 1.4301 as pipes, flanges and fittings – seamless or welded, on request with an EN 10204 3.1 / 3.2 mill certificate.
Frequently asked questions about 1.4301
What is the difference between 1.4301 and 304?
304 (AISI) and V2A are common names for 1.4301 (X5CrNi18-10).
Is 1.4301 suitable for low temperatures?
Yes, austenitic stainless steels remain tough and safe against brittle fracture down to cryogenic temperatures.
Request 1.4301?
Grade, standard, size, pressure rating and quantity are enough – on request with an EN 10204 3.1 / 3.2 mill certificate. Your quote usually the same day.
All data are typical values per the relevant EN standards for first orientation – without warranty. The applicable standard and the mill certificate of the delivery are decisive.