EN 10088-3:2014 X3CrNiMoN27-5-2 Steel: Specifications & Listings
EN 10088-3:2014 X3CrNiMoN27-5-2: X3CrNiMoN27-5-2: austenitic-ferritic (duplex) corrosion resisting stainless steel, material number 1.4460. Specified in EN 10088-3:2014.
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
Ni
N
<=0.05
<=1.00
<=2.00
<=0.035
<=0.030
25.0-28.0
1.30-2.00
4.5-6.5
0.05-0.20
Mechanical Properties
Tensile Strength
620-880 MPa
Yield Strength
>=450 MPa
Elongation
>=20%
Hardness
<=260 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 diameter1 size range
Thickness or diameter (mm)
Hardness HBW, max (guidance)
Rp0.2 min (MPa)
Rm (MPa)
A min, longitudinal (%)
KV2 min, longitudinal (J)
up to 160
260
450
620 to 880
20
85
Solution annealed, conditions 1C, 1E, 1D, 1X, 1G and 2D; for rods only the tensile strength values apply.
Source: EN 10088-3:2014, Table 9
Bright bars, solution annealed5 size ranges
Thickness or diameter (mm)
Rp0.2 min (MPa)
Rm (MPa)
A5 min, longitudinal (%)
KV2 min, longitudinal (J)
up to 10
610
770 to 1030
12
-
over 10 to 16
560
770 to 1030
12
-
over 16 to 40
460
620 to 950
15
85
over 40 to 63
460
620 to 950
15
85
over 63 to 160
460
620 to 880
20
85
Bright bars, conditions 2H, 2B, 2G or 2P; A5 valid for 5 mm and above.
Source: EN 10088-3:2014, Table 14
Proof strength at elevated temperature4 temperatures
Temperature (deg C)
Rp0.2 min, +AT (MPa)
100
360
150
335
200
310
250
295
Minimum values.
Source: EN 10088-3:2014, Table 21
Hot forming and solution annealingguideline temperatures
Hot forming temperature
1200 to 950 deg C
Cooling after hot forming
air
Heat treatment symbol
+AT
Solution annealing temperature
1020 to 1100 deg C
Cooling after solution annealing
water, air
Informative guideline; cooling must be rapid enough to avoid precipitation.
Source: EN 10088-3:2014, Table A.2
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