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ASTM A959 S32803 vs JIS G4304 SUS445J2

Related Material — 67.4% match based on chemical composition and mechanical property overlap.

ASTM A959 S32803 (ASTM A959:2011) and JIS G4304 SUS445J2 (JIS G4304:2021) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 S32803 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while JIS G4304 SUS445J2 is commonly used for hot-rolled stainless steel plates and strips. ASTM A959 S32803 is defined under ASTM International, originating from United States, while JIS G4304 SUS445J2 is defined under Japanese Industrial Standards (JIS), originating from Japan.

As per chemical composition, ASTM A959 S32803 vs JIS G4304 SUS445J2 is a 67.4% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 67.4%.

Frequently Compared With ASTM A959 S32803:
ASTM A959 29-4 ASTM A959 29-4-2 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 EN 10088-1 1.4006 EN 10088-1 1.4845 GOST 5632 08X18H10 EN 10088-1 1.4401 EN 10088-1 1.4301 IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
67.4%
MECHANICAL MATCH
No shared data
OVERALL
67.4%
Specifications
Property ASTM A959 S32803 JIS G4304 SUS445J2
Standard ASTM A959:2011 JIS G4304:2021
Category Stainless Steel Stainless Steel
C (%) <=0.015 <=0.025
Cb (%) 0.15-0.50 Not specified
Cr (%) 28.0-29.0 21.00-24.00
Mn (%) <=0.50 <=1.00
Mo (%) 1.80-2.50 1.50-2.50
N (%) <=0.020 <=0.025
Ni (%) 3.0-4.0 <=0.60
P (%) <=0.020 <=0.040
S (%) <=0.005 <=0.030
Si (%) <=0.55 <=1.00
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property ASTM A959 S32803 JIS G4304 SUS445J2
Tensile Strength Not specified >=410 MPa
Yield Strength Not specified >=245 MPa
Elongation Not specified >=20%
Hardness Not specified <=217 HB
Condition Not specified Annealed plate and strip; proof strength applies only when specified by the purchaser
Typical Applications
ASTM A959 S32803
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
JIS G4304 SUS445J2
Hot-rolled stainless steel plates and strips
Key Differences
Can ASTM A959 S32803 Be Substituted With JIS G4304 SUS445J2?
ASTM A959 S32803 and JIS G4304 SUS445J2 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.
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ASTM A959 S32803
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Frequently Asked Questions
What is the difference between ASTM A959 S32803 and JIS G4304 SUS445J2?
ASTM A959 S32803 specifies Cb which is not specified for JIS G4304 SUS445J2.
Can ASTM A959 S32803 be substituted with JIS G4304 SUS445J2?
ASTM A959 S32803 and JIS G4304 SUS445J2 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.