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EN 10088-1 X1CrNiMoCuN20-18-7 vs ASTM A240/A240M S31254

Strong Match — 95.1% match based on chemical composition and mechanical property overlap.

EN 10088-1 X1CrNiMoCuN20-18-7 (EN 10088-1:2014) and ASTM A240/A240M S31254 (ASTM A240/A240M:2025) are both steel grades. Both fall under the Stainless Steel category. EN 10088-1 X1CrNiMoCuN20-18-7 is defined under European Standard (EN), originating from Europe, while ASTM A240/A240M S31254 is defined under ASTM International, originating from United States.

As per chemical composition, EN 10088-1 X1CrNiMoCuN20-18-7 vs ASTM A240/A240M S31254 is a 95.1% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 95.1%.

Frequently Compared With EN 10088-1 X1CrNiMoCuN20-18-7:
EN 10088-1 1.4006 EN 10088-1 1.4845 EN 10088-1 1.4301 EN 10088-1 1.4401 ASTM A959 .- GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 GOST 5632 08X18H10 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr12Ni2Mo
Match Breakdown
CHEMISTRY MATCH
95.1%
MECHANICAL MATCH
No shared data
OVERALL
95.1%
Specifications
Property EN 10088-1 X1CrNiMoCuN20-18-7 ASTM A240/A240M S31254
Standard EN 10088-1:2014 ASTM A240/A240M:2025
Category Stainless Steel Stainless Steel
C (%) <=0.020 <=0.020
Si (%) <=0.70 <=0.80
Mn (%) <=1.00 <=1.00
P (%) <=0.030 <=0.030
S (%) <=0.010 <=0.010
Cr (%) 19.5-20.5 19.5-20.5
Mo (%) 6.0-7.0 6.0-6.5
Ni (%) 17.5-18.5 17.5-18.5
N (%) 0.18-0.25 0.18-0.25
Cu (%) 0.50-1.00 0.50-1.00
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 X1CrNiMoCuN20-18-7 ASTM A240/A240M S31254
Tensile Strength Not specified >=690 MPa
Yield Strength Not specified >=310 MPa
Elongation Not specified >=35%
Hardness Not specified <=223 HB
Condition Not specified Sheet and strip (first condition printed); yield by 0.2 percent offset
Typical Applications
EN 10088-1 X1CrNiMoCuN20-18-7
Not documented
ASTM A240/A240M S31254
Pressure vessels and general applications (plate, sheet and strip)
Can EN 10088-1 X1CrNiMoCuN20-18-7 Be Substituted With ASTM A240/A240M S31254?
EN 10088-1 X1CrNiMoCuN20-18-7 and ASTM A240/A240M S31254 overlap closely enough on chemistry and mechanical properties that ASTM A240/A240M S31254 is often considered as a substitute for EN 10088-1 X1CrNiMoCuN20-18-7 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
On M-EX Right Now
EN 10088-1 X1CrNiMoCuN20-18-7
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ASTM A240/A240M S31254
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Frequently Asked Questions
What is the difference between EN 10088-1 X1CrNiMoCuN20-18-7 and ASTM A240/A240M S31254?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can EN 10088-1 X1CrNiMoCuN20-18-7 be substituted with ASTM A240/A240M S31254?
EN 10088-1 X1CrNiMoCuN20-18-7 and ASTM A240/A240M S31254 overlap closely enough on chemistry and mechanical properties that ASTM A240/A240M S31254 is often considered as a substitute for EN 10088-1 X1CrNiMoCuN20-18-7 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.