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
Mo
N
Ti
<=0.025
<=1.00
<=1.00
<=0.040
<=0.015
17.0-20.0
1.80-2.50
<=0.030
<=0.80
Mechanical Properties
Tensile Strength
420-640 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
>=300 MPa
Elongation
>=20%
More data from EN 10088-2:2014
From the standard
Mechanical properties by product form and thickness3 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
8
300
320
420 to 640
20
20
Hot rolled strip
13.5
280
300
400 to 600
20
20
Hot rolled plate
12
280
300
420 to 620
20
20
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
820 to 880 deg C
Cooling after annealing
air, water
Informative guideline.
Source: EN 10088-2:2014, Table A.3
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