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IS 4367 36Si7 vs IS 1570 (Part 4) 103Cr4

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

IS 4367 36Si7 (IS 4367:1991) and IS 1570 (Part 4) 103Cr4 (IS 1570 (Part 4):1988) 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 1570 (Part 4) 103Cr4 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 4367 36Si7 vs IS 1570 (Part 4) 103Cr4 is a 69.7% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a minimal match overall at 35%.

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 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 IS 4367 10Cr9Mo10
Match Breakdown
CHEMISTRY MATCH
69.7%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property IS 4367 36Si7 IS 1570 (Part 4) 103Cr4
Standard IS 4367:1991 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.33-0.40 0.95-1.10
Si (%) 1.50-2.00 0.10-0.35
Mn (%) 0.80-1.00 0.25-0.45
S (%) <=0.035 Not specified
P (%) <=0.035 Not specified
Cr (%) Not specified 0.90-1.20
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 1570 (Part 4) 103Cr4
Tensile Strength 800-950 MPa Not specified
Hardness 235-280 HB Not specified
Hardness (soft annealed) <=217 HB Not specified
Condition Hardened and tempered, ruling section up to 100 mm Not specified
Key Differences
Can IS 4367 36Si7 Be Substituted With IS 1570 (Part 4) 103Cr4?
IS 4367 36Si7 and IS 1570 (Part 4) 103Cr4 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
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IS 4367 36Si7
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IS 1570 (Part 4) 103Cr4
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Frequently Asked Questions
What is the difference between IS 4367 36Si7 and IS 1570 (Part 4) 103Cr4?
IS 4367 36Si7 specifies S, P which are not specified for IS 1570 (Part 4) 103Cr4. IS 1570 (Part 4) 103Cr4 specifies Cr which is not specified for IS 4367 36Si7.
Can IS 4367 36Si7 be substituted with IS 1570 (Part 4) 103Cr4?
IS 4367 36Si7 and IS 1570 (Part 4) 103Cr4 share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.