EN 10088-3:2014 X2CrNiMoCoN28-8-5-1 Steel: Specifications & Listings
EN 10088-3:2014 X2CrNiMoCoN28-8-5-1: X2CrNiMoCoN28-8-5-1: austenitic-ferritic (duplex) corrosion resisting stainless steel, material number 1.4658. 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
Cu
Co
<=0.030
<=0.50
<=1.50
<=0.035
<=0.010
26.0-29.0
4.0-5.0
5.5-9.5
0.30-0.50
<=1.00
0.50-2.00
Mechanical Properties
Tensile Strength
800-1000 MPa
Yield Strength
>=650 MPa
Elongation
>=25%
Hardness
<=300 HB
Condition
Solution annealed (+AT), conditions 1C, 1E, 1D, 1X, 1G and 2D, thickness or diameter up to 5 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 5
300
650
800 to 1000
25
100
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
Wire in cold worked (2H) and annealed (2D) condition12 rows
Condition
Wire diameter d (mm)
Tensile strength (MPa)
Elongation min (%)
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 0.50 to 1.00
max. 1050
20
2D +AT
over 1.00 to 3.00
max. 1000
20
2D +AT
over 3.00 to 5.00
max. 950
25
2D +AT
over 5.00 to 16.00
max. 900
25
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
Hot forming and solution annealingguideline temperatures
Hot forming temperature
1200 to 1000 deg C
Cooling after hot forming
air
Heat treatment symbol
+AT
Solution annealing temperature
1050 to 1150 deg C
Cooling after solution annealing
water
Informative guideline; cooling must be rapid enough to avoid precipitation.
Source: EN 10088-3:2014, Table A.2
Active EN 10088-3:2014 X2CrNiMoCoN28-8-5-1 Listings on M-EX (For Sale)