ASTM A959 S44535 vs ASTM A240/A240M S44330

Close Alternative — 77.1% match based on chemical composition and mechanical property overlap.

ASTM A959 S44535 (ASTM A959:2011) and ASTM A240/A240M S44330 (ASTM A240/A240M:2025) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 S44535 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while ASTM A240/A240M S44330 is commonly used for pressure vessels and general applications (plate, sheet and strip). ASTM A959 S44535 is defined under ASTM International, originating from United States, while ASTM A240/A240M S44330 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A959 S44535 vs ASTM A240/A240M S44330 is a 77.1% 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 77.1%.

Frequently Compared With ASTM A959 S44535:
EN 10088-1 1.4401 IS 1570 (Part 7) 12Cr12MoVH GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12Ni2Mo IS 1570 (Part 7) 12Cr13H ASTM A959 .- EN 10088-1 1.4301
Match Breakdown
CHEMISTRY MATCH
77.1%
MECHANICAL MATCH
No shared data
OVERALL
77.1%
Specifications
Property ASTM A959 S44535 ASTM A240/A240M S44330
Standard ASTM A959:2011 ASTM A240/A240M:2025
Category Stainless Steel Stainless Steel
Al (%) <=0.50 Not specified
C (%) <=0.030 <=0.025
Cr (%) 20.0-24.0 20.0-23.0
Cu (%) <=0.50 0.30-0.80
La (%) 0.04-0.20 Not specified
Mn (%) 0.30-0.80 <=1.00
P (%) <=0.050 <=0.040
S (%) <=0.020 <=0.030
Si (%) <=0.50 <=1.00
Ti (%) 0.03-0.20 Not specified
N (%) Not specified <=0.025
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 S44535 ASTM A240/A240M S44330
Tensile Strength Not specified >=390 MPa
Yield Strength Not specified >=205 MPa
Elongation Not specified >=22%
Hardness Not specified <=187 HB
Condition Not specified Plate, sheet and strip; yield by 0.2 percent offset
Typical Applications
ASTM A959 S44535
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
ASTM A240/A240M S44330
Pressure vessels and general applications (plate, sheet and strip)
Key Differences
Can ASTM A959 S44535 Be Substituted With ASTM A240/A240M S44330?
ASTM A959 S44535 and ASTM A240/A240M S44330 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.
On M-EX Right Now
ASTM A959 S44535
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ASTM A240/A240M S44330
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Frequently Asked Questions
What is the difference between ASTM A959 S44535 and ASTM A240/A240M S44330?
ASTM A959 S44535 specifies Al, La, Ti which are not specified for ASTM A240/A240M S44330. ASTM A240/A240M S44330 specifies N which is not specified for ASTM A959 S44535.
Can ASTM A959 S44535 be substituted with ASTM A240/A240M S44330?
ASTM A959 S44535 and ASTM A240/A240M S44330 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.