Strong Match — 89.8% match
based on chemical composition and mechanical property overlap.
ASTM A276/A276M S32750 (ASTM A276/A276M:2017) and ASTM A240/A240M S39274 (ASTM A240/A240M:2025) are both steel grades.
Both fall under the Stainless Steel category.
ASTM A276/A276M S32750 is typically used for stainless steel bars and shapes (hot-finished or cold-finished), while ASTM A240/A240M S39274 is commonly used for pressure vessels and general applications (plate, sheet and strip).
ASTM A276/A276M S32750 is defined under ASTM International, originating from United States, while ASTM A240/A240M S39274 is defined under ASTM International, originating from United States.
As per chemical composition, ASTM A276/A276M S32750 vs ASTM A240/A240M S39274 is a 84.7% match.
As per mechanical properties, the match is 100%.
Combined, this makes them a strong match overall at 89.8%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
ASTM A276/A276M S32750
ASTM A240/A240M S39274
Tensile Strength
>=800 MPa
>=800 MPa
Yield Strength
>=550 MPa
>=550 MPa
Elongation
>=15%
>=15%
Hardness
<=310 HB
<=310 HB
Condition
Condition A (Annealed), hot-finished or cold-finished, up to 2 [50.8] incl sizes (first row printed)
Plate, sheet and strip; yield by 0.2 percent offset
Typical Applications
ASTM A276/A276M S32750
Stainless steel bars and shapes (hot-finished or cold-finished)
ASTM A240/A240M S39274
Pressure vessels and general applications (plate, sheet and strip)
Key Differences
ASTM A240/A240M S39274 specifies W which is not specified for ASTM A276/A276M S32750.
Can ASTM A276/A276M S32750 Be Substituted With ASTM A240/A240M S39274?
ASTM A276/A276M S32750 and ASTM A240/A240M S39274 overlap closely enough on chemistry and mechanical properties that ASTM A240/A240M S39274 is often considered as a substitute for ASTM A276/A276M S32750 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
What is the difference between ASTM A276/A276M S32750 and ASTM A240/A240M S39274?
ASTM A240/A240M S39274 specifies W which is not specified for ASTM A276/A276M S32750.
Can ASTM A276/A276M S32750 be substituted with ASTM A240/A240M S39274?
ASTM A276/A276M S32750 and ASTM A240/A240M S39274 overlap closely enough on chemistry and mechanical properties that ASTM A240/A240M S39274 is often considered as a substitute for ASTM A276/A276M S32750 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.