Close Alternative — 74.3% match
based on chemical composition and mechanical property overlap.
EN 10088-3 X2CrNbCu21 (EN 10088-3:2014) and EN 10088-2 X2CrNbCu21 (EN 10088-2:2014) are both steel grades.
Both fall under the Stainless Steel category.
EN 10088-3 X2CrNbCu21 is typically used for general purposes, semi-finished products, bars, rods, wire, sections and bright products, while EN 10088-2 X2CrNbCu21 is commonly used for general purposes, hot or cold rolled sheet/plate and strip.
EN 10088-3 X2CrNbCu21 is defined under European Standard (EN), originating from Europe, while EN 10088-2 X2CrNbCu21 is defined under European Standard (EN), originating from Europe.
As per chemical composition, EN 10088-3 X2CrNbCu21 vs EN 10088-2 X2CrNbCu21 is a 98.9% match.
As per mechanical properties, the match is 25%.
Combined, this makes them a close alternative overall at 74.3%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
EN 10088-3 X2CrNbCu21
EN 10088-2 X2CrNbCu21
Tensile Strength
420-640 MPa
400-600 MPa
Yield Strength
>=240 MPa
>=230 MPa
Elongation
>=20%
>=22%
Hardness
<=200 HB
Not specified
Condition
Annealed (+A), conditions 1C, 1E, 1D, 1X, 1G and 2D, thickness or diameter up to 50 mm; Yield Strength is Rp0.2, Elongation is A (longitudinal), hardness for guidance only
Annealed (+A), cold rolled strip, up to 6 mm thick; Elongation is A80 (under 3 mm) or A (3 mm and over), longitudinal and transverse
Typical Applications
EN 10088-3 X2CrNbCu21
General purposes, semi-finished products, bars, rods, wire, sections and bright products
EN 10088-2 X2CrNbCu21
General purposes, hot or cold rolled sheet/plate and strip
Can EN 10088-3 X2CrNbCu21 Be Substituted With EN 10088-2 X2CrNbCu21?
EN 10088-3 X2CrNbCu21 and EN 10088-2 X2CrNbCu21 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
What is the difference between EN 10088-3 X2CrNbCu21 and EN 10088-2 X2CrNbCu21?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can EN 10088-3 X2CrNbCu21 be substituted with EN 10088-2 X2CrNbCu21?
EN 10088-3 X2CrNbCu21 and EN 10088-2 X2CrNbCu21 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.