Close Alternative — 74.6% match
based on chemical composition and mechanical property overlap.
EN 10088-3 X2CrMnNiMoN21-5-3 (EN 10088-3:2014) and ASTM A959 S32101 (ASTM A959:2011) are both steel grades.
Both fall under the Stainless Steel category.
EN 10088-3 X2CrMnNiMoN21-5-3 is typically used for general purposes, semi-finished products, bars, rods, wire, sections and bright products, while ASTM A959 S32101 is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1).
EN 10088-3 X2CrMnNiMoN21-5-3 is defined under European Standard (EN), originating from Europe, while ASTM A959 S32101 is defined under ASTM International, originating from United States.
As per chemical composition, EN 10088-3 X2CrMnNiMoN21-5-3 vs ASTM A959 S32101 is a 74.6% match.
Mechanical property data is not available for both grades, so this factor could not be scored.
Combined, this makes them a close alternative overall at 74.6%.
Frequently Compared With EN 10088-3 X2CrMnNiMoN21-5-3:
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 X2CrMnNiMoN21-5-3
ASTM A959 S32101
Tensile Strength
650-900 MPa
Not specified
Yield Strength
>=400 MPa
Not specified
Elongation
>=25%
Not specified
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
Not specified
Typical Applications
EN 10088-3 X2CrMnNiMoN21-5-3
General purposes, semi-finished products, bars, rods, wire, sections and bright products
ASTM A959 S32101
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Can EN 10088-3 X2CrMnNiMoN21-5-3 Be Substituted With ASTM A959 S32101?
EN 10088-3 X2CrMnNiMoN21-5-3 and ASTM A959 S32101 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 X2CrMnNiMoN21-5-3 and ASTM A959 S32101?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can EN 10088-3 X2CrMnNiMoN21-5-3 be substituted with ASTM A959 S32101?
EN 10088-3 X2CrMnNiMoN21-5-3 and ASTM A959 S32101 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.