Duplex Stainless Steel A182 F51

Chemical Composition

Element Symbol Average Preferred Range %
Carbon C 0.03%
Manganese Mn 2%
Nickel Ni 4.5-6.5%
Chromium Cr 21-23%
Molybdenum Mo 2.5-3.5%
Nitrogen N 0.08-0.2
Phosphorus P 0.03%
Iron Fe Bal.

Mechanical Properties

Property Metric Values Imperial Values
Tensile Strenght Min 90 ksi 620 MPa
Yield Strenght Min 65 450
Elongation Min % 25% 25%
Hardness (Brinell) 255HB 255HB

Comparative Specifications

ASTM / ASME: A182 Grade F51 / SAE 182 F51

DIN: GX 2 CrNiMoN 22 5 3

Afnor: Z3CND22-05AZ

EN (EU/US): 1.4470 X 2 CrNiMoN-22-5

BS (British Standard): 318S13

GB (Chinese Standard): GB/T 20878

ISO (International): 3183-3

UNS: S32205

Applicable Casting Processes