Strong Match — 98% match
based on chemical composition and mechanical property overlap.
ASTM A240/A240M S30452 (ASTM A240/A240M:2025) and ASTM A276/A276M S30452 (ASTM A276/A276M:2017) are both steel grades.
Both fall under the Stainless Steel category.
ASTM A240/A240M S30452 is typically used for pressure vessels and general applications (plate, sheet and strip), while ASTM A276/A276M S30452 is commonly used for stainless steel bars and shapes (hot-finished or cold-finished).
ASTM A240/A240M S30452 is defined under ASTM International, originating from United States, while ASTM A276/A276M S30452 is defined under ASTM International, originating from United States.
As per chemical composition, ASTM A240/A240M S30452 vs ASTM A276/A276M S30452 is a 96.9% match.
As per mechanical properties, the match is 100%.
Combined, this makes them a strong match overall at 98%.
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 S30452
ASTM A276/A276M S30452
Tensile Strength
>=620 MPa
>=620 MPa
Yield Strength
>=345 MPa
>=345 MPa
Elongation
>=30%
>=30%
Hardness
<=241 HB
Not specified
Condition
Sheet and strip (first condition printed); yield by 0.2 percent offset
Condition A (Annealed), hot-finished or cold-finished, all sizes (first row printed)
Typical Applications
ASTM A240/A240M S30452
Pressure vessels and general applications (plate, sheet and strip)
ASTM A276/A276M S30452
Stainless steel bars and shapes (hot-finished or cold-finished)
Can ASTM A240/A240M S30452 Be Substituted With ASTM A276/A276M S30452?
ASTM A240/A240M S30452 and ASTM A276/A276M S30452 overlap closely enough on chemistry and mechanical properties that ASTM A276/A276M S30452 is often considered as a substitute for ASTM A240/A240M S30452 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 A240/A240M S30452 and ASTM A276/A276M S30452?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A240/A240M S30452 be substituted with ASTM A276/A276M S30452?
ASTM A240/A240M S30452 and ASTM A276/A276M S30452 overlap closely enough on chemistry and mechanical properties that ASTM A276/A276M S30452 is often considered as a substitute for ASTM A240/A240M S30452 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.