Close Alternative — 84.9% match
based on chemical composition and mechanical property overlap.
JIS G4304 SUS445J2 (JIS G4304:2021) and JIS G4305 SUS444 (JIS G4305:2012) are both steel grades.
Both fall under the Stainless Steel category.
JIS G4304 SUS445J2 is typically used for hot-rolled stainless steel plates and strips, while JIS G4305 SUS444 is commonly used for cold-rolled stainless steel plates, sheet and strip.
JIS G4304 SUS445J2 is defined under Japanese Industrial Standards (JIS), originating from Japan, while JIS G4305 SUS444 is defined under Japanese Industrial Standards (JIS), originating from Japan.
As per chemical composition, JIS G4304 SUS445J2 vs JIS G4305 SUS444 is a 84.4% match.
As per mechanical properties, the match is 100%.
Combined, this makes them a close alternative overall at 84.9%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
JIS G4304 SUS445J2
JIS G4305 SUS444
Tensile Strength
>=410 MPa
>=410 MPa
Yield Strength
>=245 MPa
>=245 MPa
Elongation
>=20%
>=20%
Hardness
<=217 HB
<=217 HB
Condition
Annealed plate and strip; proof strength applies only when specified by the purchaser
Annealed plate and strip; proof strength applies only when specified by the purchaser
Typical Applications
JIS G4304 SUS445J2
Hot-rolled stainless steel plates and strips
JIS G4305 SUS444
Cold-rolled stainless steel plates, sheet and strip
Key Differences
JIS G4305 SUS444 specifies Ti which is not specified for JIS G4304 SUS445J2.
Can JIS G4304 SUS445J2 Be Substituted With JIS G4305 SUS444?
JIS G4304 SUS445J2 and JIS G4305 SUS444 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 JIS G4304 SUS445J2 and JIS G4305 SUS444?
JIS G4305 SUS444 specifies Ti which is not specified for JIS G4304 SUS445J2.
Can JIS G4304 SUS445J2 be substituted with JIS G4305 SUS444?
JIS G4304 SUS445J2 and JIS G4305 SUS444 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.