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ASTM A240/A240M S43932 vs JIS G4304 SUS430LX

Close Alternative — 73.2% match based on chemical composition and mechanical property overlap.

ASTM A240/A240M S43932 (ASTM A240/A240M:2025) and JIS G4304 SUS430LX (JIS G4304:2021) are both steel grades. Both fall under the Stainless Steel category. ASTM A240/A240M S43932 is typically used for pressure vessels and general applications (plate, sheet and strip), while JIS G4304 SUS430LX is commonly used for hot-rolled stainless steel plates and strips. ASTM A240/A240M S43932 is defined under ASTM International, originating from United States, while JIS G4304 SUS430LX is defined under Japanese Industrial Standards (JIS), originating from Japan.

As per chemical composition, ASTM A240/A240M S43932 vs JIS G4304 SUS430LX is a 84.8% match. As per mechanical properties, the match is 50%. Combined, this makes them a close alternative overall at 73.2%.

Frequently Compared With ASTM A240/A240M S43932:
IS 1570 (Part 7) 12Cr12MoVH GOST 5632 08X18H10 EN 10088-1 1.4301 IS 1570 (Part 7) 11Cr17Ni13W3TiH EN 10088-1 1.4006 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12Ni2Mo ASTM A959 .- ASTM A959 201L GB/T 3280 06Cr19Ni10
Match Breakdown
CHEMISTRY MATCH
84.8%
MECHANICAL MATCH
50%
OVERALL
73.2%
Specifications
Property ASTM A240/A240M S43932 JIS G4304 SUS430LX
Standard ASTM A240/A240M:2025 JIS G4304:2021
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.030
Mn (%) <=1.00 <=1.00
P (%) <=0.040 <=0.040
S (%) <=0.030 <=0.030
Si (%) <=1.00 <=0.75
Cr (%) 17.0-19.0 16.00-19.00
Ni (%) <=0.50 <=0.60
N (%) <=0.030 Not specified
Al (%) <=0.15 Not specified
Ti (%) Not specified 0.10-1.00
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A240/A240M S43932 JIS G4304 SUS430LX
Tensile Strength >=415 MPa >=360 MPa
Yield Strength >=205 MPa >=175 MPa
Elongation >=22% >=22%
Hardness <=183 HB <=183 HB
Condition Plate, sheet and strip; yield by 0.2 percent offset Annealed plate and strip; proof strength applies only when specified by the purchaser
Typical Applications
ASTM A240/A240M S43932
Pressure vessels and general applications (plate, sheet and strip)
JIS G4304 SUS430LX
Hot-rolled stainless steel plates and strips
Key Differences
Can ASTM A240/A240M S43932 Be Substituted With JIS G4304 SUS430LX?
ASTM A240/A240M S43932 and JIS G4304 SUS430LX are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
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ASTM A240/A240M S43932
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JIS G4304 SUS430LX
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Frequently Asked Questions
What is the difference between ASTM A240/A240M S43932 and JIS G4304 SUS430LX?
ASTM A240/A240M S43932 specifies N, Al which are not specified for JIS G4304 SUS430LX. JIS G4304 SUS430LX specifies Ti which is not specified for ASTM A240/A240M S43932.
Can ASTM A240/A240M S43932 be substituted with JIS G4304 SUS430LX?
ASTM A240/A240M S43932 and JIS G4304 SUS430LX are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.