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JIS G4305 SUS630 vs ASTM A959 XM-12

Close Alternative — 82.9% match based on chemical composition and mechanical property overlap.

JIS G4305 SUS630 (JIS G4305:2012) and ASTM A959 XM-12 (ASTM A959:2011) are both steel grades. Both fall under the Stainless Steel category. JIS G4305 SUS630 is typically used for cold-rolled stainless steel plates, sheet and strip, while ASTM A959 XM-12 is commonly used for wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1). JIS G4305 SUS630 is defined under Japanese Industrial Standards (JIS), originating from Japan, while ASTM A959 XM-12 is defined under ASTM International, originating from United States.

As per chemical composition, JIS G4305 SUS630 vs ASTM A959 XM-12 is a 82.9% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 82.9%.

Frequently Compared With JIS G4305 SUS630:
GB/T 3280 06Cr19Ni10 EN 10088-1 1.4401 IS 1570 (Part 7) 12Cr13H ASTM A959 .- GOST 5632 06Kh23N28 GOST 5632 08X18H10 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH IS 1570 (Part 7) 12Cr12MoH IS 1570 (Part 7) 12Cr12MoVH
Match Breakdown
CHEMISTRY MATCH
82.9%
MECHANICAL MATCH
No shared data
OVERALL
82.9%
Specifications
Property JIS G4305 SUS630 ASTM A959 XM-12
Standard JIS G4305:2012 ASTM A959:2011
Category Stainless Steel Stainless Steel
C (%) <=0.07 <=0.07
Si (%) <=1.00 <=1.00
Mn (%) <=1.00 <=1.00
P (%) <=0.040 <=0.040
S (%) <=0.030 <=0.030
Ni (%) 3.00-5.00 3.5-5.5
Cr (%) 15.00-17.50 14.0-15.5
Cu (%) 3.00-5.00 2.5-4.5
Nb (%) 0.15-0.45 Not specified
Cb (%) Not specified 0.15-0.45
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 SUS630 ASTM A959 XM-12
Hardness <=363 HB Not specified
Condition Solution heat treated plate and strip (no strength values specified; aged conditions are in the blocks) Not specified
Typical Applications
JIS G4305 SUS630
Cold-rolled stainless steel plates, sheet and strip
ASTM A959 XM-12
Wrought stainless steel products; recommended composition limits for adoption by product standards (clause 1.1)
Key Differences
Can JIS G4305 SUS630 Be Substituted With ASTM A959 XM-12?
JIS G4305 SUS630 and ASTM A959 XM-12 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 SUS630
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ASTM A959 XM-12
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Frequently Asked Questions
What is the difference between JIS G4305 SUS630 and ASTM A959 XM-12?
JIS G4305 SUS630 specifies Nb which is not specified for ASTM A959 XM-12. ASTM A959 XM-12 specifies Cb which is not specified for JIS G4305 SUS630.
Can JIS G4305 SUS630 be substituted with ASTM A959 XM-12?
JIS G4305 SUS630 and ASTM A959 XM-12 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.