Close Alternative — 78.3% match
based on chemical composition and mechanical property overlap.
ASTM A240/A240M S31700 (ASTM A240/A240M:2025) and ASTM A240/A240M S31600 (ASTM A240/A240M:2025) are both steel grades.
Both fall under the Stainless Steel category.
ASTM A240/A240M S31700 is typically used for pressure vessels and general applications (plate, sheet and strip), while ASTM A240/A240M S31600 is commonly used for pressure vessels and general applications (plate, sheet and strip).
ASTM A240/A240M S31700 is defined under ASTM International, originating from United States, while ASTM A240/A240M S31600 is defined under ASTM International, originating from United States.
As per chemical composition, ASTM A240/A240M S31700 vs ASTM A240/A240M S31600 is a 80% match.
As per mechanical properties, the match is 75%.
Combined, this makes them a close alternative overall at 78.3%.
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 S31700
ASTM A240/A240M S31600
Tensile Strength
>=515 MPa
>=515 MPa
Yield Strength
>=205 MPa
>=205 MPa
Elongation
>=35%
>=40%
Hardness
<=217 HB
<=217 HB
Condition
Plate, sheet and strip; yield by 0.2 percent offset
Plate, sheet and strip; yield by 0.2 percent offset
Typical Applications
ASTM A240/A240M S31700
Pressure vessels and general applications (plate, sheet and strip)
ASTM A240/A240M S31600
Pressure vessels and general applications (plate, sheet and strip)
Can ASTM A240/A240M S31700 Be Substituted With ASTM A240/A240M S31600?
ASTM A240/A240M S31700 and ASTM A240/A240M S31600 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.
What is the difference between ASTM A240/A240M S31700 and ASTM A240/A240M S31600?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can ASTM A240/A240M S31700 be substituted with ASTM A240/A240M S31600?
ASTM A240/A240M S31700 and ASTM A240/A240M S31600 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.