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IS 1570 (Part 4) 36Si7 vs IS 4367 37Mn5Si5

Strong Match — 85.8% match based on chemical composition and mechanical property overlap.

IS 1570 (Part 4) 36Si7 (IS 1570 (Part 4):1988) and IS 4367 37Mn5Si5 (IS 4367:1991) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 4) 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 1570 (Part 4) 36Si7 vs IS 4367 37Mn5Si5 is a 85.8% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 85.8%.

Frequently Compared With IS 1570 (Part 4) 36Si7:
UNI 11234 100Cr6 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 7) 10Mo6H IS 1570 (Part 7) 12Cr2Mo5V2H GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 7) 12Cr4Mo5H IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6
Match Breakdown
CHEMISTRY MATCH
85.8%
MECHANICAL MATCH
No shared data
OVERALL
85.8%
Specifications
Property IS 1570 (Part 4) 36Si7 IS 4367 37Mn5Si5
Standard IS 1570 (Part 4):1988 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 (%) Not specified <=0.035
P (%) Not specified <=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 1570 (Part 4) 36Si7 IS 4367 37Mn5Si5
Tensile Strength Not specified 780-930 MPa
Yield Strength Not specified 590 MPa min
Elongation Not specified >=14%
Hardness (soft annealed) Not specified <=217 HB
Condition Not specified Hardened and tempered
Key Differences
Can IS 1570 (Part 4) 36Si7 Be Substituted With IS 4367 37Mn5Si5?
IS 1570 (Part 4) 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 1570 (Part 4) 36Si7 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
On M-EX Right Now
IS 1570 (Part 4) 36Si7
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IS 4367 37Mn5Si5
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Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 36Si7 and IS 4367 37Mn5Si5?
IS 4367 37Mn5Si5 specifies S, P which are not specified for IS 1570 (Part 4) 36Si7.
Can IS 1570 (Part 4) 36Si7 be substituted with IS 4367 37Mn5Si5?
IS 1570 (Part 4) 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 1570 (Part 4) 36Si7 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.