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
Cu
<=0.030
<=1.00
<=1.00
<=0.040
<=0.015
20.0-21.5
<=0.030
0.20-1.00
0.10-1.00
Mechanical Properties
Tensile Strength
400-600 MPa
Condition
Annealed (+A), cold rolled strip, up to 6 mm thick; Elongation is A80 (under 3 mm) or A (3 mm and over), longitudinal and transverse
Yield Strength
>=230 MPa
Elongation
>=22%
More data from EN 10088-2:2014
From the standard
Mechanical properties by product form and thickness2 product forms
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
6
230
250
400 to 600
22
22
Hot rolled strip
13
230
250
400 to 600
22
22
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
240
150
230
200
220
250
210
300
205
350
200
400
-
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
850 to 950 deg C
Cooling after annealing
air, water
Informative guideline.
Source: EN 10088-2:2014, Table A.3
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