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ASTM A240/A240M S40300 vs EN 10088-1 1.4401

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

ASTM A240/A240M S40300 (ASTM A240/A240M:2025) and EN 10088-1 1.4401 (EN 10088-1:2014) are both steel grades. Both fall under the Stainless Steel category. ASTM A240/A240M S40300 is typically used for pressure vessels and general applications (plate, sheet and strip), while EN 10088-1 1.4401 is commonly used for marine, chemical processing, pharmaceutical equipment. ASTM A240/A240M S40300 is defined under ASTM International, originating from United States, while EN 10088-1 1.4401 is defined under European Standard (EN), originating from Europe.

As per chemical composition, ASTM A240/A240M S40300 vs EN 10088-1 1.4401 is a 57.5% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With ASTM A240/A240M S40300:
EN 10088-1 1.4845 ASTM A959 .- EN 10088-1 1.4301 GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4006 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12Ni2Mo IS 1570 (Part 7) 12Cr13H IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
57.5%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property ASTM A240/A240M S40300 EN 10088-1 1.4401
Standard ASTM A240/A240M:2025 EN 10088-1:2014
Category Stainless Steel Stainless Steel
C (%) <=0.15 ≤0.07
Mn (%) <=1.00 ≤2.00
P (%) <=0.040 Not specified
S (%) <=0.030 Not specified
Si (%) <=0.50 ≤1.00
Cr (%) 11.5-13.0 16.5–18.5
Ni (%) <=0.60 10.5–13.5
Mo (%) Not specified 2.0–2.5
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 S40300 EN 10088-1 1.4401
Tensile Strength >=485 MPa ≥520 MPa
Yield Strength >=205 MPa ≥210 MPa
Elongation >=25% ≥40%
Hardness <=217 HB ≤215 HB
Condition Plate, sheet and strip; yield by 0.2 percent offset Not specified
Typical Applications
ASTM A240/A240M S40300
Pressure vessels and general applications (plate, sheet and strip)
EN 10088-1 1.4401
Marine, chemical processing, pharmaceutical equipment
Key Differences
Can ASTM A240/A240M S40300 Be Substituted With EN 10088-1 1.4401?
ASTM A240/A240M S40300 and EN 10088-1 1.4401 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 S40300
No active listings currently.
EN 10088-1 1.4401
Sheet → (4 listings)
Thickness: 6–6 mm (0.24–0.24 in)
Width: 1250–1250 mm (49.21–49.21 in)
Length: 2500–3400 mm (98.43–133.86 in)
On M-EX Right Now
ASTM A240/A240M S40300
0 active listings and RFQs →
EN 10088-1 1.4401
4 active listings and RFQs →
Frequently Asked Questions
What is the difference between ASTM A240/A240M S40300 and EN 10088-1 1.4401?
ASTM A240/A240M S40300 specifies P, S which are not specified for EN 10088-1 1.4401. EN 10088-1 1.4401 specifies Mo which is not specified for ASTM A240/A240M S40300.
Can ASTM A240/A240M S40300 be substituted with EN 10088-1 1.4401?
ASTM A240/A240M S40300 and EN 10088-1 1.4401 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.