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ASTM A959 .- vs ASTM A240/A240M S43932

Strong Match — 87% match based on chemical composition and mechanical property overlap.

ASTM A959 .- (ASTM A959:2011) and ASTM A240/A240M S43932 (ASTM A240/A240M:2025) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 .- is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while ASTM A240/A240M S43932 is commonly used for pressure vessels and general applications (plate, sheet and strip). ASTM A959 .- is defined under ASTM International, originating from United States, while ASTM A240/A240M S43932 is defined under ASTM International, originating from United States.

As per chemical composition, ASTM A959 .- vs ASTM A240/A240M S43932 is a 87% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 87%.

Frequently Compared With ASTM A959 .-:
ASTM A959 16-8-2H ASTM A959 201 ASTM A959 201L ASTM A959 202 EN 10088-1 1.4301 ASTM A959 201LN ASTM A959 29-4 GB/T 3280 06Cr19Ni10 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12Ni2Mo GOST 5632 12Kh13 GOST 5632 08X18H10
Match Breakdown
CHEMISTRY MATCH
87%
MECHANICAL MATCH
No shared data
OVERALL
87%
Specifications
Property ASTM A959 .- ASTM A240/A240M S43932
Standard ASTM A959:2011 ASTM A240/A240M:2025
Category Stainless Steel Stainless Steel
C (%) <=0.030 <=0.030
Cb (%) 0.10-0.60 Not specified
Cr (%) 18.0-20.0 17.0-19.0
Mn (%) <=1.00 <=1.00
N (%) <=0.030 <=0.030
Ni (%) <=0.50 <=0.50
P (%) <=0.040 <=0.040
S (%) <=0.030 <=0.030
Si (%) <=1.00 <=1.00
Ti (%) 0.07-0.30 Not specified
Al (%) Not specified <=0.15
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 .- ASTM A240/A240M S43932
Tensile Strength Not specified >=415 MPa
Yield Strength Not specified >=205 MPa
Elongation Not specified >=22%
Hardness Not specified <=183 HB
Condition Not specified Plate, sheet and strip; yield by 0.2 percent offset
Typical Applications
ASTM A959 .-
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
ASTM A240/A240M S43932
Pressure vessels and general applications (plate, sheet and strip)
Key Differences
Can ASTM A959 .- Be Substituted With ASTM A240/A240M S43932?
ASTM A959 .- and ASTM A240/A240M S43932 overlap closely enough on chemistry and mechanical properties that ASTM A240/A240M S43932 is often considered as a substitute for ASTM A959 .- in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
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ASTM A959 .-
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ASTM A240/A240M S43932
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Frequently Asked Questions
What is the difference between ASTM A959 .- and ASTM A240/A240M S43932?
ASTM A959 .- specifies Cb, Ti which are not specified for ASTM A240/A240M S43932. ASTM A240/A240M S43932 specifies Al which is not specified for ASTM A959 .-.
Can ASTM A959 .- be substituted with ASTM A240/A240M S43932?
ASTM A959 .- and ASTM A240/A240M S43932 overlap closely enough on chemistry and mechanical properties that ASTM A240/A240M S43932 is often considered as a substitute for ASTM A959 .- in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.