ASTM A240/A240M S20431 vs GOST 5632 08X18H10

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

ASTM A240/A240M S20431 (ASTM A240/A240M:2025) and GOST 5632 08X18H10 (GOST 5632-2014) are both steel grades. Both fall under the Stainless Steel category. ASTM A240/A240M S20431 is typically used for pressure vessels and general applications (plate, sheet and strip), while GOST 5632 08X18H10 is commonly used for chemical equipment, food processing, general corrosion resistant applications. ASTM A240/A240M S20431 is defined under ASTM International (United States).

As per chemical composition, ASTM A240/A240M S20431 vs GOST 5632 08X18H10 is a 62.1% match. As per mechanical properties, the match is 33.3%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With ASTM A240/A240M S20431:
EN 10088-1 1.4006 EN 10088-1 1.4401 EN 10088-1 1.4301 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12Ni2Mo EN 10088-1 1.4845 ASTM A959 .- IS 1570 (Part 7) 11Cr17Ni13W3TiH ASTM A959 201 GOST 5632 06Kh23N28 GB/T 3280 06Cr19Ni10 IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
62.1%
MECHANICAL MATCH
33.3%
OVERALL
35%
Specifications
Property ASTM A240/A240M S20431 GOST 5632 08X18H10
Standard ASTM A240/A240M:2025 GOST 5632-2014
Category Stainless Steel Stainless Steel
C (%) <=0.12 ≤0.08
Mn (%) 5.00-7.00 ≤2.00
P (%) <=0.045 ≤0.035
S (%) <=0.030 ≤0.020
Si (%) <=1.00 ≤0.80
Cr (%) 17.0-18.0 17.0–19.0
Ni (%) 2.0-4.0 9.0–11.0
N (%) 0.10-0.25 Not specified
Cu (%) 1.50-3.50 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 ASTM A240/A240M S20431 GOST 5632 08X18H10
Tensile Strength >=620 MPa ≥520 MPa
Yield Strength >=310 MPa ≥205 MPa
Elongation >=40% ≥40%
Hardness <=241 HB Not specified
Condition Plate, sheet and strip; yield by 0.2 percent offset Not specified
Typical Applications
ASTM A240/A240M S20431
Pressure vessels and general applications (plate, sheet and strip)
GOST 5632 08X18H10
Chemical equipment, food processing, general corrosion resistant applications
Key Differences
Can ASTM A240/A240M S20431 Be Substituted With GOST 5632 08X18H10?
ASTM A240/A240M S20431 and GOST 5632 08X18H10 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 S20431
No active listings currently.
GOST 5632 08X18H10
Sheet → (2 listings)
Thickness: 6–6 mm (0.24–0.24 in)
Width: 1250–1250 mm (49.21–49.21 in)
Length: 2500–2700 mm (98.43–106.3 in)
On M-EX Right Now
ASTM A240/A240M S20431
0 active listings and RFQs →
GOST 5632 08X18H10
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between ASTM A240/A240M S20431 and GOST 5632 08X18H10?
ASTM A240/A240M S20431 specifies N, Cu which are not specified for GOST 5632 08X18H10.
Can ASTM A240/A240M S20431 be substituted with GOST 5632 08X18H10?
ASTM A240/A240M S20431 and GOST 5632 08X18H10 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.