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IS 4367 36Si7 vs IS 4367 37Mn5Si5

Strong Match — 87.7% match based on chemical composition and mechanical property overlap.

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

As per chemical composition, IS 4367 36Si7 vs IS 4367 37Mn5Si5 is a 87.5% match. As per mechanical properties, the match is 88.2%. Combined, this makes them a strong match overall at 87.7%.

Frequently Compared With IS 4367 36Si7:
IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 10Mo6 UNI 11234 100Cr6 IS 1570 (Part 7) 10Mo6H IS 1570 (Part 7) 12Cr2Mo5V2H IS 1570 (Part 4) 10Cr20Mo6
Match Breakdown
CHEMISTRY MATCH
87.5%
MECHANICAL MATCH
88.2%
OVERALL
87.7%
Specifications
Property IS 4367 36Si7 IS 4367 37Mn5Si5
Standard IS 4367:1991 IS 4367:1991
Category Alloy Steel Alloy Steel
C (%) 0.33-0.40 0.33-0.41
Si (%) 1.50-2.00 1.10-1.40
Mn (%) 0.80-1.00 1.10-1.40
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 4367 36Si7 IS 4367 37Mn5Si5
Tensile Strength 800-950 MPa 780-930 MPa
Hardness 235-280 HB Not specified
Hardness (soft annealed) <=217 HB <=217 HB
Condition Hardened and tempered, ruling section up to 100 mm Hardened and tempered
Yield Strength Not specified 590 MPa min
Elongation Not specified >=14%
Can IS 4367 36Si7 Be Substituted With IS 4367 37Mn5Si5?
IS 4367 36Si7 and IS 4367 37Mn5Si5 overlap closely enough on chemistry and mechanical properties that IS 4367 37Mn5Si5 is often considered as a substitute for IS 4367 36Si7 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
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IS 4367 36Si7
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IS 4367 37Mn5Si5
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Frequently Asked Questions
What is the difference between IS 4367 36Si7 and IS 4367 37Mn5Si5?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 4367 36Si7 be substituted with IS 4367 37Mn5Si5?
IS 4367 36Si7 and IS 4367 37Mn5Si5 overlap closely enough on chemistry and mechanical properties that IS 4367 37Mn5Si5 is often considered as a substitute for IS 4367 36Si7 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.