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ASTM A240/A240M S33400 vs EN 10088-1 X8CrNi25-21

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

ASTM A240/A240M S33400 (ASTM A240/A240M:2025) and EN 10088-1 X8CrNi25-21 (EN 10088-1:2014) are both steel grades. Both fall under the Stainless Steel category. ASTM A240/A240M S33400 is typically used for pressure vessels and general applications (plate, sheet and strip), while EN 10088-1 X8CrNi25-21 is commonly used for furnace parts, heat exchangers, kiln furniture. ASTM A240/A240M S33400 is defined under ASTM International, originating from United States, while EN 10088-1 X8CrNi25-21 is defined under European Standard (EN), originating from Europe.

As per chemical composition, ASTM A240/A240M S33400 vs EN 10088-1 X8CrNi25-21 is a 70.6% 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 S33400:
GOST 5632 06Kh23N28 IS 1570 (Part 7) 12Cr12MoVH GB/T 3280 06Cr19Ni10 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) 12Cr12Ni2Mo ASTM A959 .-
Match Breakdown
CHEMISTRY MATCH
70.6%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property ASTM A240/A240M S33400 EN 10088-1 X8CrNi25-21
Standard ASTM A240/A240M:2025 EN 10088-1:2014
Category Stainless Steel Stainless Steel
C (%) <=0.08 <=0.10
Mn (%) <=1.00 <=2.00
P (%) <=0.030 <=0.045
S (%) <=0.015 <=0.015
Si (%) <=1.00 <=1.50
Cr (%) 18.0-20.0 24.0-26.0
Ni (%) 19.0-21.0 19.0-22.0
Al (%) 0.15-0.60 Not specified
Ti (%) 0.15-0.60 Not specified
N (%) Not specified <=0.10
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 S33400 EN 10088-1 X8CrNi25-21
Tensile Strength >=485 MPa Not specified
Yield Strength >=170 MPa Not specified
Elongation >=30% Not specified
Hardness <=92 HRBW Not specified
Condition Plate, sheet and strip; yield by 0.2 percent offset Not specified
Typical Applications
ASTM A240/A240M S33400
Pressure vessels and general applications (plate, sheet and strip)
EN 10088-1 X8CrNi25-21
Furnace parts, heat exchangers, kiln furniture
Key Differences
Can ASTM A240/A240M S33400 Be Substituted With EN 10088-1 X8CrNi25-21?
ASTM A240/A240M S33400 and EN 10088-1 X8CrNi25-21 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.
Forms & Sizes Available on M-EX
ASTM A240/A240M S33400
No active listings currently.
EN 10088-1 X8CrNi25-21
Sheet → (3 listings)
Thickness: 6–6 mm (0.24–0.24 in)
Width: 1250–1250 mm (49.21–49.21 in)
Length: 2700–3200 mm (106.3–125.98 in)
On M-EX Right Now
ASTM A240/A240M S33400
0 active listings and RFQs →
EN 10088-1 X8CrNi25-21
3 active listings and RFQs →
Frequently Asked Questions
What is the difference between ASTM A240/A240M S33400 and EN 10088-1 X8CrNi25-21?
ASTM A240/A240M S33400 specifies Al, Ti which are not specified for EN 10088-1 X8CrNi25-21. EN 10088-1 X8CrNi25-21 specifies N which is not specified for ASTM A240/A240M S33400.
Can ASTM A240/A240M S33400 be substituted with EN 10088-1 X8CrNi25-21?
ASTM A240/A240M S33400 and EN 10088-1 X8CrNi25-21 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.