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ASTM A959 302B vs JIS G4305 SUS302B

Strong Match — 97.2% match based on chemical composition and mechanical property overlap.

ASTM A959 302B (ASTM A959:2011) and JIS G4305 SUS302B (JIS G4305:2012) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 302B is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while JIS G4305 SUS302B is commonly used for cold-rolled stainless steel plates, sheet and strip. ASTM A959 302B is defined under ASTM International, originating from United States, while JIS G4305 SUS302B is defined under Japanese Industrial Standards (JIS), originating from Japan.

As per chemical composition, ASTM A959 302B vs JIS G4305 SUS302B is a 97.2% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 97.2%.

Frequently Compared With ASTM A959 302B:
GOST 5632 08X18H10 EN 10088-1 1.4006 IS 1570 (Part 7) 12Cr12MoVH ASTM A959 .- GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12Ni2Mo IS 1570 (Part 7) 12Cr13H EN 10088-1 1.4401 IS 1570 (Part 7) 11Cr17Ni13W3TiH
Match Breakdown
CHEMISTRY MATCH
97.2%
MECHANICAL MATCH
No shared data
OVERALL
97.2%
Specifications
Property ASTM A959 302B JIS G4305 SUS302B
Standard ASTM A959:2011 JIS G4305:2012
Category Stainless Steel Stainless Steel
C (%) <=0.15 <=0.15
Cr (%) 17.0-19.0 17.00-19.00
Mn (%) <=2.00 <=2.00
N (%) <=0.10 Not specified
Ni (%) 8.0-10.0 8.00-10.00
P (%) <=0.045 <=0.045
S (%) <=0.030 <=0.030
Si (%) 2.00-3.00 2.00-3.00
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 302B JIS G4305 SUS302B
Tensile Strength Not specified >=520 MPa
Yield Strength Not specified >=205 MPa
Elongation Not specified >=40%
Hardness Not specified <=207 HB
Condition Not specified Solution heat treated plate and strip; 0.2 percent proof strength applies only when specified by the purchaser
Typical Applications
ASTM A959 302B
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
JIS G4305 SUS302B
Cold-rolled stainless steel plates, sheet and strip
Key Differences
Can ASTM A959 302B Be Substituted With JIS G4305 SUS302B?
ASTM A959 302B and JIS G4305 SUS302B overlap closely enough on chemistry and mechanical properties that JIS G4305 SUS302B is often considered as a substitute for ASTM A959 302B in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
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ASTM A959 302B
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Frequently Asked Questions
What is the difference between ASTM A959 302B and JIS G4305 SUS302B?
ASTM A959 302B specifies N which is not specified for JIS G4305 SUS302B.
Can ASTM A959 302B be substituted with JIS G4305 SUS302B?
ASTM A959 302B and JIS G4305 SUS302B overlap closely enough on chemistry and mechanical properties that JIS G4305 SUS302B is often considered as a substitute for ASTM A959 302B in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.