Related Material — 65.5% match
based on chemical composition and mechanical property overlap.
ASTM A276/A276M S20910 (ASTM A276/A276M:2017) and ASTM A240/A240M S20910 (ASTM A240/A240M:2025) are both steel grades.
Both fall under the Stainless Steel category.
ASTM A276/A276M S20910 is typically used for stainless steel bars and shapes (hot-finished or cold-finished), while ASTM A240/A240M S20910 is commonly used for pressure vessels and general applications (plate, sheet and strip).
ASTM A276/A276M S20910 is defined under ASTM International, originating from United States, while ASTM A240/A240M S20910 is defined under ASTM International, originating from United States.
As per chemical composition, ASTM A276/A276M S20910 vs ASTM A240/A240M S20910 is a 98.3% match.
As per mechanical properties, the match is 0%.
Combined, this makes them a related material overall at 65.5%.
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 S20910
ASTM A240/A240M S20910
Tensile Strength
>=690 MPa
>=725 MPa
Yield Strength
>=380 MPa
>=415 MPa
Elongation
>=35%
>=30%
Condition
Condition A (Annealed), hot-finished or cold-finished, all sizes (first row printed)
Sheet and strip (first condition printed); yield by 0.2 percent offset
Hardness
Not specified
<=241 HB
Typical Applications
ASTM A276/A276M S20910
Stainless steel bars and shapes (hot-finished or cold-finished)
ASTM A240/A240M S20910
Pressure vessels and general applications (plate, sheet and strip)
Can ASTM A276/A276M S20910 Be Substituted With ASTM A240/A240M S20910?
ASTM A276/A276M S20910 and ASTM A240/A240M S20910 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.
What is the difference between ASTM A276/A276M S20910 and ASTM A240/A240M S20910?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A276/A276M S20910 be substituted with ASTM A240/A240M S20910?
ASTM A276/A276M S20910 and ASTM A240/A240M S20910 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.