AISI 304 Stainless steels

Material group: Ferrous Alloys / Stainless steels
Country/Standard: United States / AISI

Data updates

Latest Update: 2026-01
Total number of updates: 35
Update History

AISI 304 Chemical Composition

CRITERIA
VALUE
UNIT
CAS NUMBER
CRITERIA
C
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-44-0
CRITERIA
Cr
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-47-3
CRITERIA
Mn
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7439-96-5
CRITERIA
Ni
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-02-0
CRITERIA
Si
VALUE
val1
Full data available with free access View Complete Material Data
UNIT
%
CAS NUMBER
7440-21-3

SAE J 467b: 1968 / Special Purpose Alloys (ʺSuperalloysʺ)

Looking for full material performance data?

View Complete Material Data ›

AISI 304 Physical Properties

Temperature

≤ 0°C
0 - 30°C
30 - 100°C
100 - 300°C
≥ 300°C
PROPERTY / VALUE
Modulus of Elasticity val1
Full data available with free access View Complete Material Data
GPa Unlock full details
Shear Modulus val1
Full data available with free access View Complete Material Data
GPa Unlock full details
Density val1
Full data available with free access View Complete Material Data
kg/dm³ Unlock full details
Poisson Coefficient val1
Full data available with free access View Complete Material Data
Unlock full details
Coefficient of Thermal Expansion (CTE) val1
Full data available with free access View Complete Material Data
10-6/°C Unlock full details
Thermal Conductivity val1
Full data available with free access View Complete Material Data
W/(m∙°C) Unlock full details
Heat Capacity val1
Full data available with free access View Complete Material Data
J/(kg∙°C) Unlock full details
Electrical Resistivity val1
Full data available with free access View Complete Material Data
Ω∙mm²/m Unlock full details
Electrical Conductivity val1
Full data available with free access View Complete Material Data
S/m Unlock full details
Melting Temperature val1
Full data available with free access View Complete Material Data
°C Unlock full details

This material has 15054 properties — only a subset is shown here.

Unlock full material properties, including detailed values across temperatures and conditions.

View Complete Material Data ›

AISI 304 Heat Treatments

  • Annealed at 980°C (1800°F) minimum and rapidly quenched.
  • After hot working, forgings shall be cooled to a temperature below 538°C (1000°F) prior to heat treating.<br>Solution treating and quenching: austenitizing/solution heat treatment temperature 1040°C (1900°F) minimum, liquid cooling. Quenching cool below 260°C (500°F).

AISI 304 Mechanical Properties

Temperature

≤ 0°C
0 - 30°C
30 - 100°C
100 - 300°C
≥ 300°C
PROPERTY / VALUE
Yield Strength, Rp0.2 val1
Full data available with free access View Complete Material Data
MPa Unlock full details
Yield Strength, Rp1 val1
Full data available with free access View Complete Material Data
MPa Unlock full details
Compression Yield Strength val1
Full data available with free access View Complete Material Data
MPa Unlock full details
Tensile Strength val1
Full data available with free access View Complete Material Data
MPa Unlock full details
Elongation, A val1
Full data available with free access View Complete Material Data
% Unlock full details
Reduction of Area val1
Full data available with free access View Complete Material Data
% Unlock full details
Impact Energy val1
Full data available with free access View Complete Material Data
J Unlock full details
Brinell Hardness (HB) ≤ 201 Unlock full details
Rockwell Hardness (HR) val1
Full data available with free access View Complete Material Data
Unlock full details
Vickers Hardness (HV) val1
Full data available with free access View Complete Material Data
Unlock full details
Grain Size val1
Full data available with free access View Complete Material Data
Unlock full details

Mechanical properties are available with full access.

Get complete data on strength, hardness, fatigue, and more.

View Complete Material Data ›
  • 1113 Cross References
  • 265 Composition
  • 1059 Mechanical Properties
  • 609 Physical Properties
  • 19 Heat Treatment
  • 11 Metallography
  • 4 Machinability
  • 68 Stress-Strain
  • 23 Formability
  • 17 Fatigue
  • - Fracture
  • 419 Creep
  • 391 Joints
  • - Coatings
  • 141 Dimensions
  • 37 Tribology
  • 10172 Corrosion
  • 8 Ageing
  • - Weatherability
  • 41 Irradiation
  • 657 Total Suppliers