304 Stainless Steel

Chemical Composition

Element Symbol Average Preferred Range %
Carbon C 0.08
Manganese Mn 1.5
Silicon Si 2
Nickel Ni 8.0-11.0
Chromium Cr 18.0-20.0
Molybdenum Mo 0.5
Iron Fe Balance

Mechanical Properties

Property Metric Values Imperial Values
Tensile Strenght Min 75 ksi 517 MPa
Yield Strenght Min 30 ksi 207 MPa
Elongation Min % 35% 35%
Hardness (Brinell) 201HB 201HB

Comparative Specifications

ASTM / SAE: ASTM 304 / 304

DIN: X5CrNi18-9

Afnor: Z6CN18-09

EN (EU/US) / BS (British Standard): 1.4301 X6CrNi18-10KD / 304S31

GB (Chinese Standard) / ISO (International): 0Cr18Ni9 / 4301-304-00-I

UNS: S30400

Applicable Casting Processes