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JIS G4305 SUSXM27 vs ASTM A240/A240M S44627

Close Alternative — 70.7% match based on chemical composition and mechanical property overlap.

JIS G4305 SUSXM27 (JIS G4305:2012) and ASTM A240/A240M S44627 (ASTM A240/A240M:2025) are both steel grades. Both fall under the Stainless Steel category. JIS G4305 SUSXM27 is typically used for cold-rolled stainless steel plates, sheet and strip, while ASTM A240/A240M S44627 is commonly used for pressure vessels and general applications (plate, sheet and strip). JIS G4305 SUSXM27 is defined under Japanese Industrial Standards (JIS), originating from Japan, while ASTM A240/A240M S44627 is defined under ASTM International, originating from United States.

As per chemical composition, JIS G4305 SUSXM27 vs ASTM A240/A240M S44627 is a 93.5% match. As per mechanical properties, the match is 25%. Combined, this makes them a close alternative overall at 70.7%.

Frequently Compared With JIS G4305 SUSXM27:
ASTM A959 29-4 ASTM A959 29-4-2 GOST 5632 06Kh23N28 EN 10088-1 1.4006 EN 10088-1 1.4301 EN 10088-1 1.4401 EN 10088-1 1.4845 IS 1570 (Part 7) 11Cr17Ni13W3TiH ASTM A959 .- GB/T 3280 06Cr19Ni10 GOST 5632 08X18H10 IS 1570 (Part 7) 12Cr12MoH
Match Breakdown
CHEMISTRY MATCH
93.5%
MECHANICAL MATCH
25%
OVERALL
70.7%
Specifications
Property JIS G4305 SUSXM27 ASTM A240/A240M S44627
Standard JIS G4305:2012 ASTM A240/A240M:2025
Category Stainless Steel Stainless Steel
C (%) <=0.010 <=0.010
Si (%) <=0.40 <=0.40
Mn (%) <=0.40 <=0.40
P (%) <=0.030 <=0.020
S (%) <=0.020 <=0.020
Cr (%) 25.00-27.50 25.0-27.5
Mo (%) 0.75-1.50 0.75-1.50
N (%) <=0.015 <=0.015
Ni (%) <=0.50 <=0.50
Cu (%) <=0.20 <=0.20
Nb (%) Not specified 0.05-0.20
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 SUSXM27 ASTM A240/A240M S44627
Tensile Strength >=410 MPa >=450 MPa
Yield Strength >=245 MPa >=275 MPa
Elongation >=22% >=22%
Hardness <=192 HB <=187 HB
Condition Annealed plate and strip; proof strength applies only when specified by the purchaser Plate, sheet and strip; yield by 0.2 percent offset
Typical Applications
JIS G4305 SUSXM27
Cold-rolled stainless steel plates, sheet and strip
ASTM A240/A240M S44627
Pressure vessels and general applications (plate, sheet and strip)
Key Differences
Can JIS G4305 SUSXM27 Be Substituted With ASTM A240/A240M S44627?
JIS G4305 SUSXM27 and ASTM A240/A240M S44627 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 SUSXM27
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Frequently Asked Questions
What is the difference between JIS G4305 SUSXM27 and ASTM A240/A240M S44627?
ASTM A240/A240M S44627 specifies Nb which is not specified for JIS G4305 SUSXM27.
Can JIS G4305 SUSXM27 be substituted with ASTM A240/A240M S44627?
JIS G4305 SUSXM27 and ASTM A240/A240M S44627 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.