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
Nb
V
Ni
N
Al
Ti
Cr
Mo
Cu
<=0.18
<=0.40
0.50-1.50
<=0.030
<=0.025
<=0.05
<=0.05
<=0.30
<=0.015
>=0.02
<=0.05
<=0.30
<=0.10
<=0.55
Mechanical Properties
Tensile Strength
370-510 MPa
Yield Strength
>=275 MPa
Elongation
>=24%
Condition
Normalized or normalized rolled (N), nominal thickness up to 16 mm (tensile strength up to 100 mm), Table 4
More data from EN 10025-3:2019
From the standard
Yield strength by thickness8 thickness ranges
Nominal thickness (mm)
Yield strength ReH, min (MPa)
up to 16
275
over 16 to 40
265
over 40 to 63
255
over 63 to 80
245
over 80 to 100
235
over 100 to 150
225
over 150 to 200
215
over 200 to 250
205
For plate, strip and wide flats of width 600 mm and over the values apply transverse to the rolling direction; for other products parallel.
Source: EN 10025-3:2019, Table 4
Tensile strength by thickness3 thickness ranges
Nominal thickness (mm)
Tensile strength Rm (MPa)
up to 100
370 to 510
over 100 to 200
350 to 480
over 200 to 250
350 to 480
Delivery condition normalized or normalized rolled (N).
Source: EN 10025-3:2019, Table 4
Elongation by thickness6 thickness ranges, L0 = 5.65 sqrt(S0)
Nominal thickness (mm)
Elongation A, min (%)
up to 16
24
over 16 to 40
24
over 40 to 63
24
over 63 to 80
23
over 80 to 200
23
over 200 to 250
23
Source: EN 10025-3:2019, Table 4
Impact energy KV2, min (J)Charpy V-notch, longitudinal and transverse
Test piece
+20 deg C
0 deg C
-10 deg C
-20 deg C
-30 deg C
-40 deg C
-50 deg C
Longitudinal
55
47
43
40
-
-
-
Transverse (Option 30)
31
27
24
20
-
-
-
Values reduced in direct proportion for subsized specimens. The 40 J at -20 deg C corresponds to 27 J at -30 deg C.
Source: EN 10025-3:2019, Tables 5 and 6
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