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
Ni
0.12-0.22
<=1.00
<=1.50
<=0.040
<=0.030
15.0-17.0
1.50-2.50
Mechanical Properties
Tensile Strength
<=950 MPa
Hardness
<=295 HB
Condition
Annealed (+A), conditions 1C, 1E, 1D, 1X, 1G and 2D, size range not stated; hardness for guidance only
More data from EN 10088-3:2014
From the standard
Mechanical properties by heat treatment condition5 rows
Thickness or diameter (mm)
Condition
Hardness HBW, max (guidance)
Rp0.2 min (MPa)
Rm (MPa)
A min, longitudinal (%)
A min, transverse (%)
KV2 min, longitudinal (J)
KV2 min, transverse (J)
-
+A
295
-
max. 950
-
-
-
-
up to 60
+QT800
-
600
800 to 950
14
-
25
-
over 60 to 160
+QT800
-
600
800 to 950
12
-
20
-
up to 60
+QT900
-
700
900 to 1050
12
-
16
-
over 60 to 160
+QT900
-
700
900 to 1050
10
-
15
-
+A = annealed, +QT = quenched and tempered; for rods only the tensile strength values apply.
Source: EN 10088-3:2014, Table 11
Bright bars, annealed and quenched and tempered5 size ranges
Thickness or diameter (mm)
Annealed Rm max (MPa)
Annealed HB max (information)
Quenched and tempered Rp0.2 min (MPa)
Quenched and tempered Rm (MPa)
A5 min, longitudinal (%)
A5 min, transverse (%)
KV2 min, longitudinal (J)
KV2 min, transverse (J)
up to 10
1050
330
750
850 to 1100
7
-
-
-
over 10 to 16
1050
330
700
850 to 1100
7
-
-
-
over 16 to 40
1000
310
650
800 to 1050
9
-
25
-
over 40 to 63
950
295
650
800 to 1000
12
-
25
-
over 63 to 160
950
295
650
800 to 950
12
-
16
-
Bright bars, conditions 2H, 2B, 2G or 2P; quenched and tempered condition +QT800.
Source: EN 10088-3:2014, Table 16
Wire in cold worked (2H) and annealed (2D) condition15 rows
Condition
Wire diameter d (mm)
Tensile strength (MPa)
Elongation min (%)
2H +C500
0.05 and above
500 to 700
-
2H +C600
0.05 and above
600 to 800
-
2H +C700
0.05 and above
700 to 900
-
2H +C800
0.05 and above
800 to 1000
-
2H +C900
0.05 and above
900 to 1100
-
2H +C1000
0.05 and above
1000 to 1250
-
2H +C1100
0.05 and above
1100 to 1350
-
2H +C1200
0.05 and above
1200 to 1450
-
2H +C1400
0.05 and above
1400 to 1700
-
2H +C1600
0.05 and above
1600 to 1900
-
2H +C1800
0.05 and above
1800 to 2100
-
2D +A
over 0.50 to 1.00
max. 1100
10
2D +A
over 1.00 to 3.00
max. 1050
10
2D +A
over 3.00 to 5.00
max. 1000
10
2D +A
over 5.00 to 16.00
max. 950
15
2H levels: elongation depends on diameter and is to be agreed; 2D: tensile strength is maximum.
Source: EN 10088-3:2014, Table 18 and 19
Proof strength at elevated temperature7 temperatures
Temperature (deg C)
Rp0.2 min, +QT800 (MPa)
Rp0.2 min, +QT900 (MPa)
100
515
565
150
495
525
200
475
505
250
460
490
300
440
470
350
405
430
400
355
375
Minimum values.
Source: EN 10088-3:2014, Table 23
Hot forming and heat treatment3 conditions
Condition
Annealing temperature (deg C)
Cooling after annealing
Quenching temperature (deg C)
Quenching medium
Tempering temperature (deg C)
+A
680 to 800
furn., air
-
-
-
+QT800
-
-
950 to 1050
oil, air
750 to 800 + 650 to 700
+QT900
-
-
950 to 1050
oil, air
600 to 650
Hot forming 1100 to 800 deg C, cooling: slow cooling. Informative guideline.
Source: EN 10088-3:2014, Table A.4
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