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
Cr
N
Nb
Ti
<=0.030
<=1.00
<=1.00
<=0.040
<=0.015
18.5-20.5
<=0.030
<=1.00
<=0.80
Mechanical Properties
Tensile Strength
430-630 MPa
Condition
Annealed (+A), cold rolled strip, up to 8 mm thick; Elongation is A80 (under 3 mm) or A (3 mm and over), longitudinal and transverse
Yield Strength
>=230 MPa
Elongation
>=18%
More data from EN 10088-2:2014
From the standard
Mechanical properties by product form and thickness1 product form
Product form
Max thickness (mm)
Rp0.2 longitudinal, min (MPa)
Rp0.2 transverse, min (MPa)
Rm (MPa)
A80 min, under 3 mm thick (%)
A min, 3 mm and over (%)
Cold rolled strip
8
230
250
430 to 630
18
18
Annealed condition; one elongation value is printed for both thickness classes.
Source: EN 10088-2:2014, Table 9
Proof strength at elevated temperature7 temperatures
Temperature (deg C)
Rp0.2 min (MPa)
100
250
150
240
200
230
250
220
300
210
350
205
400
200
Minimum values, annealed (+A).
Source: EN 10088-2:2014, Table 14
Hot forming and annealingguideline temperatures
Hot forming temperature
1100 to 800 deg C
Cooling after hot forming
air
Heat treatment symbol
+A
Annealing temperature
870 to 930 deg C
Cooling after annealing
air, water
Informative guideline.
Source: EN 10088-2:2014, Table A.3
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