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IS 5517 37Mn5Si5 vs IS 4367 36Si7

Close Alternative — 75% match based on chemical composition and mechanical property overlap.

IS 5517 37Mn5Si5 (IS 5517:1993) and IS 4367 36Si7 (IS 4367:1991) are both steel grades. Both fall under the Alloy Steel category. IS 5517 37Mn5Si5 is defined under Bureau of Indian Standards (IS), originating from India, while IS 4367 36Si7 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 5517 37Mn5Si5 vs IS 4367 36Si7 is a 87.5% match. As per mechanical properties, the match is 50%. Combined, this makes them a close alternative overall at 75%.

Frequently Compared With IS 5517 37Mn5Si5:
IS 1570 (Part 4) 103Cr6 NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 7) 10Mo6H IS 11169 (Part 1) 10Ni5Cr4 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
87.5%
MECHANICAL MATCH
50%
OVERALL
75%
Specifications
Property IS 5517 37Mn5Si5 IS 4367 36Si7
Standard IS 5517:1993 IS 4367:1991
Category Alloy Steel Alloy Steel
C (%) 0.33-0.41 0.33-0.40
Si (%) 1.10-1.40 1.50-2.00
Mn (%) 1.10-1.40 0.80-1.00
S (%) <=0.035 <=0.035
P (%) <=0.035 <=0.035
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 5517 37Mn5Si5 IS 4367 36Si7
Tensile Strength 800-950 MPa 800-950 MPa
Yield Strength (0.2% proof) 550 MPa min Not specified
Elongation >=14% Not specified
Izod Impact 34 J min Not specified
Hardness (annealed) <=220 HB Not specified
Condition Hardened and tempered, ruling section up to 100 mm Hardened and tempered, ruling section up to 100 mm
Hardness Not specified 235-280 HB
Hardness (soft annealed) Not specified <=217 HB
Can IS 5517 37Mn5Si5 Be Substituted With IS 4367 36Si7?
IS 5517 37Mn5Si5 and IS 4367 36Si7 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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IS 5517 37Mn5Si5
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IS 4367 36Si7
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Frequently Asked Questions
What is the difference between IS 5517 37Mn5Si5 and IS 4367 36Si7?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 5517 37Mn5Si5 be substituted with IS 4367 36Si7?
IS 5517 37Mn5Si5 and IS 4367 36Si7 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.