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ASTM A240/A240M S35115 vs ASTM A959 S32050

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

ASTM A240/A240M S35115 (ASTM A240/A240M:2025) and ASTM A959 S32050 (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. ASTM A240/A240M S35115 is typically used for pressure vessels and general applications (plate, sheet and strip), while ASTM A959 S32050 is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). ASTM A240/A240M S35115 is defined under ASTM International, originating from United States, while ASTM A959 S32050 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A240/A240M S35115 vs ASTM A959 S32050 is a 71.3% 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 S35115:
GOST 5632 06Kh23N28 EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 GB/T 3280 06Cr19Ni10 GOST 5632 08X18H10 EN 10088-1 1.4006 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr12Ni2Mo IS 1570 (Part 7) 11Cr17Ni13W3TiH ASTM A959 .-
Match Breakdown
CHEMISTRY MATCH
71.3%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property ASTM A240/A240M S35115 ASTM A959 S32050
Standard ASTM A240/A240M:2025 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.030
Mn (%) <=1.00 <=1.50
P (%) <=0.045 <=0.035
S (%) <=0.015 <=0.020
Si (%) 0.50-1.50 <=1.00
Cr (%) 23.0-25.0 22.0-24.0
Ni (%) 19.0-22.0 20.0-23.0
Mo (%) 1.50-2.50 6.0-6.8
N (%) 0.20-0.30 0.21-0.32
Cu (%) Not specified <=0.40
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 S35115 ASTM A959 S32050
Tensile Strength >=585 MPa Not specified
Yield Strength >=275 MPa Not specified
Elongation >=40% Not specified
Hardness <=241 HB Not specified
Condition Plate, sheet and strip; yield by 0.2 percent offset Not specified
Typical Applications
ASTM A240/A240M S35115
Pressure vessels and general applications (plate, sheet and strip)
ASTM A959 S32050
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Key Differences
Can ASTM A240/A240M S35115 Be Substituted With ASTM A959 S32050?
ASTM A240/A240M S35115 and ASTM A959 S32050 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.
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ASTM A240/A240M S35115
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ASTM A959 S32050
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Frequently Asked Questions
What is the difference between ASTM A240/A240M S35115 and ASTM A959 S32050?
ASTM A959 S32050 specifies Cu which is not specified for ASTM A240/A240M S35115.
Can ASTM A240/A240M S35115 be substituted with ASTM A959 S32050?
ASTM A240/A240M S35115 and ASTM A959 S32050 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.