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ASTM A959 S32050 vs ASTM A240/A240M S32053

Close Alternative — 72.1% match based on chemical composition and mechanical property overlap.

ASTM A959 S32050 (ASTM A959:2011) and ASTM A240/A240M S32053 (ASTM A240/A240M:2025) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 S32050 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while ASTM A240/A240M S32053 is commonly used for pressure vessels and general applications (plate, sheet and strip). ASTM A959 S32050 is defined under ASTM International, originating from United States, while ASTM A240/A240M S32053 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A959 S32050 vs ASTM A240/A240M S32053 is a 72.1% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 72.1%.

Frequently Compared With ASTM A959 S32050:
ASTM A959 2304 ASTM A959 2507 EN 10088-1 1.4401 EN 10088-1 1.4301 ASTM A959 .- GOST 5632 06Kh23N28 GOST 5632 08X18H10 IS 1570 (Part 7) 12Cr12MoH GB/T 3280 06Cr19Ni10 EN 10088-1 1.4006 EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH
Match Breakdown
CHEMISTRY MATCH
72.1%
MECHANICAL MATCH
No shared data
OVERALL
72.1%
Specifications
Property ASTM A959 S32050 ASTM A240/A240M S32053
Standard ASTM A959:2011 ASTM A240/A240M:2025
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.030
Cr (%) 22.0-24.0 22.0-24.0
Cu (%) <=0.40 Not specified
Mn (%) <=1.50 <=1.00
Mo (%) 6.0-6.8 5.0-6.0
N (%) 0.21-0.32 0.17-0.22
Ni (%) 20.0-23.0 24.0-26.0
P (%) <=0.035 <=0.030
S (%) <=0.020 <=0.010
Si (%) <=1.00 <=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 A959 S32050 ASTM A240/A240M S32053
Tensile Strength Not specified >=640 MPa
Yield Strength Not specified >=295 MPa
Elongation Not specified >=40%
Hardness Not specified <=217 HB
Condition Not specified Plate, sheet and strip; yield by 0.2 percent offset
Typical Applications
ASTM A959 S32050
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
ASTM A240/A240M S32053
Pressure vessels and general applications (plate, sheet and strip)
Key Differences
Can ASTM A959 S32050 Be Substituted With ASTM A240/A240M S32053?
ASTM A959 S32050 and ASTM A240/A240M S32053 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 A959 S32050
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ASTM A240/A240M S32053
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Frequently Asked Questions
What is the difference between ASTM A959 S32050 and ASTM A240/A240M S32053?
ASTM A959 S32050 specifies Cu which is not specified for ASTM A240/A240M S32053.
Can ASTM A959 S32050 be substituted with ASTM A240/A240M S32053?
ASTM A959 S32050 and ASTM A240/A240M S32053 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.