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ASTM A959 S44025 vs JIS G4305 SUS434

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

ASTM A959 S44025 (ASTM A959:2011) and JIS G4305 SUS434 (JIS G4305:2012) are both steel grades. Both fall under the Stainless Steel category. ASTM A959 S44025 is typically used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1), while JIS G4305 SUS434 is commonly used for cold-rolled stainless steel plates, sheet and strip. ASTM A959 S44025 is defined under ASTM International, originating from United States, while JIS G4305 SUS434 is defined under Japanese Industrial Standards (JIS), originating from Japan.

As per chemical composition, ASTM A959 S44025 vs JIS G4305 SUS434 is a 74.3% 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 69.9%.

Frequently Compared With ASTM A959 S44025:
IS 1570 (Part 7) 11Cr17Ni13W3TiH ASTM A959 .- EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 12Cr12MoVH IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr13H GB/T 3280 06Cr19Ni10 GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4006
Match Breakdown
CHEMISTRY MATCH
74.3%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property ASTM A959 S44025 JIS G4305 SUS434
Standard ASTM A959:2011 JIS G4305:2012
Category Stainless Steel Stainless Steel
C (%) 0.95-1.10 <=0.12
Cr (%) 16.0-18.0 16.00-18.00
Cu (%) <=0.50 Not specified
Mn (%) 0.30-1.00 <=1.00
Mo (%) 0.40-0.65 0.75-1.25
Ni (%) <=0.75 <=0.60
P (%) <=0.025 <=0.040
S (%) <=0.025 <=0.030
Si (%) 0.30-1.00 <=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 S44025 JIS G4305 SUS434
Tensile Strength Not specified >=450 MPa
Yield Strength Not specified >=205 MPa
Elongation Not specified >=22%
Hardness Not specified <=183 HB
Condition Not specified Annealed plate and strip; proof strength applies only when specified by the purchaser
Typical Applications
ASTM A959 S44025
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
JIS G4305 SUS434
Cold-rolled stainless steel plates, sheet and strip
Key Differences
Can ASTM A959 S44025 Be Substituted With JIS G4305 SUS434?
ASTM A959 S44025 and JIS G4305 SUS434 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 S44025
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Frequently Asked Questions
What is the difference between ASTM A959 S44025 and JIS G4305 SUS434?
ASTM A959 S44025 specifies Cu which is not specified for JIS G4305 SUS434.
Can ASTM A959 S44025 be substituted with JIS G4305 SUS434?
ASTM A959 S44025 and JIS G4305 SUS434 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.