EngiRef / Stainless Steel Properties

304 Stainless Steel

304 Stainless Steel (AISI 304 / UNS S30400): stainless steel engineering material. Density 8000 kg/m³. Yield 215 MPa, ultimate 505 MPa. Elastic modulus 193 GPa.

stainless-steel

Specification

Name
304 Stainless Steel
Category
stainless-steel
Designation
AISI 304 / UNS S30400
Applications
Kitchen equipment, Chemical tanks, Food processing, Architecture
Notes
Most common stainless steel. 18/8 (18% Cr, 8% Ni). Excellent corrosion resistance.

Properties

Properties for 304 Stainless Steel
PropertyValue
Density8000 kg/m³
Tensile Strength Yield215 MPa
Tensile Strength Ultimate505 MPa
Elastic Modulus193 GPa
Shear Modulus77 GPa
Poissons Ratio0.29
Thermal Conductivity16.2 W/(m·K)
Thermal Expansion17.2 µm/(m·K)
Specific Heat500 J/(kg·K)
Melting Point1400 °C
HardnessBrinell: 201, Rockwell B: B92
Electrical Resistivity7.2000 × 10^-7 Ω·m