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ASTM A959 S31266 vs EN 10088-2 X1CrNiMoCuNW24-22-6

Close Alternative — 84% match based on chemical composition and mechanical property overlap.

ASTM A959 S31266 (ASTM A959:2011) and EN 10088-2 X1CrNiMoCuNW24-22-6 (EN 10088-2:2014) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 S31266 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while EN 10088-2 X1CrNiMoCuNW24-22-6 is commonly used for general purposes, hot or cold rolled sheet/plate and strip. ASTM A959 S31266 is defined under ASTM International, originating from United States, while EN 10088-2 X1CrNiMoCuNW24-22-6 is defined under European Standard (EN), originating from Europe.

As per chemical composition, ASTM A959 S31266 vs EN 10088-2 X1CrNiMoCuNW24-22-6 is a 84% 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 84%.

Frequently Compared With ASTM A959 S31266:
EN 10088-1 1.4301 IS 1570 (Part 7) 11Cr17Ni13W3TiH ASTM A959 .- GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr12Ni2Mo
Match Breakdown
CHEMISTRY MATCH
84%
MECHANICAL MATCH
No shared data
OVERALL
84%
Specifications
Property ASTM A959 S31266 EN 10088-2 X1CrNiMoCuNW24-22-6
Standard ASTM A959:2011 EN 10088-2:2014
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.020
Cr (%) 23.0-25.0 23.0-25.0
Cu (%) 1.00-2.50 1.00-2.00
Mn (%) 2.0-4.0 2.00-4.0
Mo (%) 5.2-6.2 5.5-6.5
N (%) 0.35-0.60 0.35-0.50
Ni (%) 21.0-24.0 21.0-23.0
P (%) <=0.035 <=0.030
S (%) <=0.020 <=0.010
Si (%) <=1.00 <=0.70
W (%) 1.50-2.50 1.50-2.50
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A959 S31266 EN 10088-2 X1CrNiMoCuNW24-22-6
Tensile Strength Not specified 800-1000 MPa
Yield Strength Not specified >=420 MPa
Elongation Not specified >=40%
Condition Not specified Solution annealed (+AT), hot rolled plate, up to 75 mm thick; Yield Strength is Rp0.2 (transverse), Elongation is A for 3 mm and over
Typical Applications
ASTM A959 S31266
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
EN 10088-2 X1CrNiMoCuNW24-22-6
General purposes, hot or cold rolled sheet/plate and strip
Can ASTM A959 S31266 Be Substituted With EN 10088-2 X1CrNiMoCuNW24-22-6?
ASTM A959 S31266 and EN 10088-2 X1CrNiMoCuNW24-22-6 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.
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ASTM A959 S31266
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EN 10088-2 X1CrNiMoCuNW24-22-6
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Frequently Asked Questions
What is the difference between ASTM A959 S31266 and EN 10088-2 X1CrNiMoCuNW24-22-6?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A959 S31266 be substituted with EN 10088-2 X1CrNiMoCuNW24-22-6?
ASTM A959 S31266 and EN 10088-2 X1CrNiMoCuNW24-22-6 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.