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EN 10088-1 X2CrNiMnMoCuN24-4-3-2 vs ASTM A240/A240M S81921

Close Alternative — 72.6% match based on chemical composition and mechanical property overlap.

EN 10088-1 X2CrNiMnMoCuN24-4-3-2 (EN 10088-1:2023) and ASTM A240/A240M S81921 (ASTM A240/A240M:2025) are both steel grades. Both fall under the Stainless Steel category. EN 10088-1 X2CrNiMnMoCuN24-4-3-2 is defined under European Standard (EN), originating from Europe, while ASTM A240/A240M S81921 is defined under ASTM International, originating from United States.

As per chemical composition, EN 10088-1 X2CrNiMnMoCuN24-4-3-2 vs ASTM A240/A240M S81921 is a 72.6% 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 72.6%.

Frequently Compared With EN 10088-1 X2CrNiMnMoCuN24-4-3-2:
ASTM A959 .- GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr12Ni2Mo
Match Breakdown
CHEMISTRY MATCH
72.6%
MECHANICAL MATCH
No shared data
OVERALL
72.6%
Specifications
Property EN 10088-1 X2CrNiMnMoCuN24-4-3-2 ASTM A240/A240M S81921
Standard EN 10088-1:2023 ASTM A240/A240M:2025
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.030
Si (%) <=0.70 <=1.00
Mn (%) 2.50-4.0 2.00-4.00
P (%) <=0.035 <=0.040
S (%) <=0.005 <=0.030
Cr (%) 23.0-25.0 19.0-22.0
Mo (%) 1.00-2.00 1.00-2.00
Ni (%) 3.00-4.5 2.0-4.0
N (%) 0.20-0.30 0.14-0.20
Cu (%) 0.10-0.80 Not specified
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property EN 10088-1 X2CrNiMnMoCuN24-4-3-2 ASTM A240/A240M S81921
Tensile Strength Not specified >=620 MPa
Yield Strength Not specified >=450 MPa
Elongation Not specified >=25%
Hardness Not specified <=293 HB
Condition Not specified Plate, sheet and strip; yield by 0.2 percent offset
Typical Applications
EN 10088-1 X2CrNiMnMoCuN24-4-3-2
Not documented
ASTM A240/A240M S81921
Pressure vessels and general applications (plate, sheet and strip)
Key Differences
Can EN 10088-1 X2CrNiMnMoCuN24-4-3-2 Be Substituted With ASTM A240/A240M S81921?
EN 10088-1 X2CrNiMnMoCuN24-4-3-2 and ASTM A240/A240M S81921 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.
On M-EX Right Now
EN 10088-1 X2CrNiMnMoCuN24-4-3-2
0 active listings and RFQs →
ASTM A240/A240M S81921
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10088-1 X2CrNiMnMoCuN24-4-3-2 and ASTM A240/A240M S81921?
EN 10088-1 X2CrNiMnMoCuN24-4-3-2 specifies Cu which is not specified for ASTM A240/A240M S81921.
Can EN 10088-1 X2CrNiMnMoCuN24-4-3-2 be substituted with ASTM A240/A240M S81921?
EN 10088-1 X2CrNiMnMoCuN24-4-3-2 and ASTM A240/A240M S81921 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.