Stainless Steel AISI 304

AISI 304 Stainless Steel Data Sheet

Data sheet
DIN EN 10088-3
Grade AISI 304 / EN 1.4301


AISI 304 / EN 1.4301 is an austenitic stainless steel with high corrosion resistance. This stainless steel grade has a very low magnetizability and is suitable for welding, forging and cold forming. Please note that the material has no resistance to intergranular corrosion when welded.
Processing options include cold upsetting and polishing.

Specification of AISI 304

EN-grade 1.4301
EN-short name X5CrNi18-10
EN-standard 10088-3
AISI 304 *
B.S. 304S31 *
JIS SUS304 *
Microstructure austinite

(* in accordance with)

Physical properties

Magnetizability: low

Density (kg/dm³): 7,9
Thermal conductivity (up to 20°C): 15
Electronic resistance at room temperature (in Ω mm²/m): 0,73

Possible areas of application

automobile industry
chemical industry
construction industry
household appliance industry
vessel construction
and more

Heat treatment and hot forming

Solution heat treatment (cooling by air or water): 1000-1100 °C

Hot forming (cooling by air): 1200-900 °C


Grade AISI 304 / EN 1.4301 can be used for all common welding processes (with the exception of gas welding).

Please note: When welded, the material has no resistance to intergranular corrosion.

Please note

The information given in this data sheet has been compiled to the best of our knowledge and is based on the current version of the relevant standard. It is considered for reference only and we assume no liability for any errors.

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