Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C
Si
Mn
P
S
Ni
Cr
Mo
Cu
<=0.020
<=1.00
<=2.00
<=0.045
<=0.030
23.00-28.00
19.00-23.00
4.00-5.00
1.00-2.00
Mechanical Properties
Tensile Strength
>=490 MPa
Yield Strength
>=215 MPa
Elongation
>=35%
Hardness
<=187 HB
Condition
Solution heat treated plate and strip; 0.2 percent proof strength applies only when specified by the purchaser