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IS 5517 40Cr4 vs IS 1570 (Part 4) 105Cr5

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

IS 5517 40Cr4 (IS 5517:1993) and IS 1570 (Part 4) 105Cr5 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. IS 5517 40Cr4 is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 4) 105Cr5 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 5517 40Cr4 vs IS 1570 (Part 4) 105Cr5 is a 80.2% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 69.9%.

Frequently Compared With IS 5517 40Cr4:
IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 7) 12Cr2Mo5V2H IS 1570 (Part 4) 07Cr4Mo6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr6 IS 4367 10Cr9Mo10 IS 1570 (Part 7) 10Mo6H IS 4367 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 10Cr20Mo6
Match Breakdown
CHEMISTRY MATCH
80.2%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property IS 5517 40Cr4 IS 1570 (Part 4) 105Cr5
Standard IS 5517:1993 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.35-0.45 0.90-1.20
Si (%) 0.10-0.35 0.10-0.35
Mn (%) 0.60-0.90 0.40-0.80
Cr (%) 0.90-1.20 1.00-1.60
S (%) <=0.035 Not specified
P (%) <=0.035 Not specified
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 40Cr4 IS 1570 (Part 4) 105Cr5
Tensile Strength 700-850 MPa Not specified
Yield Strength (0.2% proof) 540 MPa min Not specified
Elongation >=18% Not specified
Izod Impact 55 J min Not specified
Hardness (annealed) <=241 HB Not specified
Condition Hardened and tempered, ruling section up to 100 mm Not specified
Key Differences
Can IS 5517 40Cr4 Be Substituted With IS 1570 (Part 4) 105Cr5?
IS 5517 40Cr4 and IS 1570 (Part 4) 105Cr5 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 5517 40Cr4
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IS 1570 (Part 4) 105Cr5
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Frequently Asked Questions
What is the difference between IS 5517 40Cr4 and IS 1570 (Part 4) 105Cr5?
IS 5517 40Cr4 specifies S, P which are not specified for IS 1570 (Part 4) 105Cr5.
Can IS 5517 40Cr4 be substituted with IS 1570 (Part 4) 105Cr5?
IS 5517 40Cr4 and IS 1570 (Part 4) 105Cr5 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.