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
N
<=0.030
<=1.00
<=2.00
<=0.045
<=0.030
17.5-19.5
8.0-10.5
<=0.10
Mechanical Properties
Tensile Strength
500-700 MPa
Yield Strength
>=175 MPa
Elongation
>=45%
Hardness
<=215 HB
Condition
Solution annealed (+AT), conditions 1C, 1E, 1D, 1X, 1G and 2D, thickness or diameter up to 160 mm; Yield Strength is Rp0.2, Elongation is A (longitudinal), hardness for guidance only
More data from EN 10088-3:2014
From the standard
Mechanical properties by thickness or diameter2 size ranges
Thickness or diameter (mm)
Hardness HBW, max (guidance)
Rp0.2 min (MPa)
Rp1.0 min (MPa)
Rm (MPa)
A min, longitudinal (%)
A min, transverse (%)
KV2 min, longitudinal (J)
KV2 min, transverse (J)
up to 160
215
175
210
500 to 700
45
-
100
-
over 160 to 250
215
175
210
500 to 700
-
35
-
60
Solution annealed, conditions 1C, 1E, 1D, 1X, 1G and 2D; for rods only the tensile strength values apply.
Source: EN 10088-3:2014, Table 8
Bright bars, solution annealed6 size ranges
Thickness or diameter (mm)
Rp0.2 min (MPa)
Rm (MPa)
A5 min, longitudinal (%)
A5 min, transverse (%)
KV2 min, longitudinal (J)
KV2 min, transverse (J)
up to 10
400
600 to 930
25
-
-
-
over 10 to 16
380
600 to 930
25
-
-
-
over 16 to 40
175
500 to 830
30
-
100
-
over 40 to 63
175
500 to 830
30
-
100
-
over 63 to 160
175
500 to 700
45
-
100
-
over 160 to 250
175
500 to 700
-
35
-
60
Bright bars, conditions 2H, 2B, 2G or 2P, including cut lengths from wire; A5 valid for 5 mm and above.
Source: EN 10088-3:2014, Table 13
Bars in cold work hardened condition (2H)2 levels
Tensile strength level
Rp0.2 min (MPa)
Rm (MPa)
A min (%)
Max diameter (mm), to be agreed
+C700
350
700 to 850
20
not above 35
+C800
500
800 to 1000
12
not above 25
Maximum diameter for each level is to be agreed at the time of enquiry and order.
Source: EN 10088-3:2014, Table 25
Wire in cold worked (2H) and annealed (2D) condition18 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 +AT
over 0.05 to 0.10
max. 1100
20
2D +AT
over 0.10 to 0.20
max. 1050
20
2D +AT
over 0.20 to 0.50
max. 1000
30
2D +AT
over 0.50 to 1.00
max. 950
30
2D +AT
over 1.00 to 3.00
max. 900
30
2D +AT
over 3.00 to 5.00
max. 850
35
2D +AT
over 5.00 to 16.00
max. 800
35
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 temperature10 temperatures
Temperature (deg C)
Rp0.2 min (MPa)
Rp1.0 min (MPa)
100
145
180
150
130
160
200
118
145
250
108
135
300
100
127
350
94
121
400
89
116
450
85
112
500
81
109
550
80
108
Minimum values, solution annealed (+AT).
Source: EN 10088-3:2014, Table 20
Hot forming and solution annealingguideline temperatures
Hot forming temperature
1200 to 900 deg C
Cooling after hot forming
air
Heat treatment symbol
+AT
Solution annealing temperature
1000 to 1100 deg C
Cooling after solution annealing
water, air
Informative guideline; cooling must be rapid enough to avoid intergranular corrosion.
Source: EN 10088-3:2014, Table A.1
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