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ASTM A240/A240M N08031 vs EN 10088-1 X1NiCrMoCu31-27-4

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

ASTM A240/A240M N08031 (ASTM A240/A240M:2025) and EN 10088-1 X1NiCrMoCu31-27-4 (EN 10088-1:2014) are both steel grades. Both fall under the Stainless Steel category. ASTM A240/A240M N08031 is defined under ASTM International, originating from United States, while EN 10088-1 X1NiCrMoCu31-27-4 is defined under European Standard (EN), originating from Europe.

As per chemical composition, ASTM A240/A240M N08031 vs EN 10088-1 X1NiCrMoCu31-27-4 is a 78.5% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 69.9%.

Frequently Compared With ASTM A240/A240M N08031:
IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr12Ni2Mo ASTM A959 .- GB/T 3280 06Cr19Ni10 GOST 5632 08X18H10 GOST 5632 06Kh23N28 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
Match Breakdown
CHEMISTRY MATCH
78.5%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property ASTM A240/A240M N08031 EN 10088-1 X1NiCrMoCu31-27-4
Standard ASTM A240/A240M:2025 EN 10088-1:2014
Category Stainless Steel Stainless Steel
C (%) <=0.015 <=0.020
Mn (%) <=2.00 <=2.00
P (%) <=0.020 <=0.030
S (%) <=0.010 <=0.010
Si (%) <=0.30 <=0.70
Cr (%) 26.0-28.0 26.0-28.0
Ni (%) 30.0-32.0 30.0-32.0
Mo (%) 6.0-7.0 3.0-4.0
N (%) 0.15-0.25 <=0.10
Cu (%) 1.0-1.4 0.70-1.50
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A240/A240M N08031 EN 10088-1 X1NiCrMoCu31-27-4
Tensile Strength >=650 MPa Not specified
Yield Strength >=276 MPa Not specified
Elongation >=40% Not specified
Condition Plate, sheet and strip; yield by 0.2 percent offset Not specified
Typical Applications
ASTM A240/A240M N08031
Pressure vessels and general applications (plate, sheet and strip)
EN 10088-1 X1NiCrMoCu31-27-4
Not documented
Can ASTM A240/A240M N08031 Be Substituted With EN 10088-1 X1NiCrMoCu31-27-4?
ASTM A240/A240M N08031 and EN 10088-1 X1NiCrMoCu31-27-4 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
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ASTM A240/A240M N08031
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EN 10088-1 X1NiCrMoCu31-27-4
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Frequently Asked Questions
What is the difference between ASTM A240/A240M N08031 and EN 10088-1 X1NiCrMoCu31-27-4?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A240/A240M N08031 be substituted with EN 10088-1 X1NiCrMoCu31-27-4?
ASTM A240/A240M N08031 and EN 10088-1 X1NiCrMoCu31-27-4 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.