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SAE J404 9259 vs IS 5517 55Si6Cr3

Close Alternative — 77.4% match based on chemical composition and mechanical property overlap.

SAE J404 9259 (SAE J404:2009) and IS 5517 55Si6Cr3 (IS 5517:1993) are both steel grades. Both fall under the Alloy Steel category. SAE J404 9259 is defined under SAE International, originating from United States, while IS 5517 55Si6Cr3 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, SAE J404 9259 vs IS 5517 55Si6Cr3 is a 77.4% 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 77.4%.

Frequently Compared With SAE J404 9259:
IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Mo6H UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
77.4%
MECHANICAL MATCH
No shared data
OVERALL
77.4%
Specifications
Property SAE J404 9259 IS 5517 55Si6Cr3
Standard SAE J404:2009 IS 5517:1993
Category Alloy Steel Alloy Steel
C (%) 0.56-0.64 0.50-0.60
Cr (%) 0.45-0.65 0.50-0.80
Mn (%) 0.75-1.00 0.50-0.80
P (%) <=0.030 <=0.035
S (%) <=0.040 <=0.035
Si (%) 0.70-1.10 1.20-1.60
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property SAE J404 9259 IS 5517 55Si6Cr3
Tensile Strength Not specified 1400-1600 MPa
Yield Strength (0.2% proof) Not specified 1200 MPa min
Elongation Not specified >=6%
Hardness (annealed) Not specified <=220 HB
Condition Not specified Hardened and tempered, ruling section up to 16 mm
Typical Applications
SAE J404 9259
Chemistry-only alloy steel grade; see the composition notes for product scope
IS 5517 55Si6Cr3
Not documented
Can SAE J404 9259 Be Substituted With IS 5517 55Si6Cr3?
SAE J404 9259 and IS 5517 55Si6Cr3 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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SAE J404 9259
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IS 5517 55Si6Cr3
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Frequently Asked Questions
What is the difference between SAE J404 9259 and IS 5517 55Si6Cr3?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can SAE J404 9259 be substituted with IS 5517 55Si6Cr3?
SAE J404 9259 and IS 5517 55Si6Cr3 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.