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JIS G4305 SUS444 vs JIS G4304 SUS445J2

Close Alternative — 84.9% match based on chemical composition and mechanical property overlap.

JIS G4305 SUS444 (JIS G4305:2012) and JIS G4304 SUS445J2 (JIS G4304:2021) are both steel grades. Both fall under the Stainless Steel category. JIS G4305 SUS444 is typically used for cold-rolled stainless steel plates, sheet and strip, while JIS G4304 SUS445J2 is commonly used for hot-rolled stainless steel plates and strips. JIS G4305 SUS444 is defined under Japanese Industrial Standards (JIS), originating from Japan, while JIS G4304 SUS445J2 is defined under Japanese Industrial Standards (JIS), originating from Japan.

As per chemical composition, JIS G4305 SUS444 vs JIS G4304 SUS445J2 is a 84.4% match. As per mechanical properties, the match is 100%. Combined, this makes them a close alternative overall at 84.9%.

Frequently Compared With JIS G4305 SUS444:
EN 10088-1 1.4006 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12Ni2Mo ASTM A959 .- GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
84.4%
MECHANICAL MATCH
100%
OVERALL
84.9%
Specifications
Property JIS G4305 SUS444 JIS G4304 SUS445J2
Standard JIS G4305:2012 JIS G4304:2021
Category Stainless Steel Stainless Steel
C (%) <=0.025 <=0.025
Si (%) <=1.00 <=1.00
Mn (%) <=1.00 <=1.00
P (%) <=0.040 <=0.040
S (%) <=0.030 <=0.030
Cr (%) 17.00-20.00 21.00-24.00
Mo (%) 1.75-2.50 1.50-2.50
N (%) <=0.025 <=0.025
Ni (%) <=0.60 <=0.60
Ti (%) <=0.80 Not specified
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property JIS G4305 SUS444 JIS G4304 SUS445J2
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 G4305 SUS444
Cold-rolled stainless steel plates, sheet and strip
JIS G4304 SUS445J2
Hot-rolled stainless steel plates and strips
Key Differences
Can JIS G4305 SUS444 Be Substituted With JIS G4304 SUS445J2?
JIS G4305 SUS444 and JIS G4304 SUS445J2 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.
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JIS G4305 SUS444
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JIS G4304 SUS445J2
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Frequently Asked Questions
What is the difference between JIS G4305 SUS444 and JIS G4304 SUS445J2?
JIS G4305 SUS444 specifies Ti which is not specified for JIS G4304 SUS445J2.
Can JIS G4305 SUS444 be substituted with JIS G4304 SUS445J2?
JIS G4305 SUS444 and JIS G4304 SUS445J2 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.