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IS 4367 15Cr3 vs IS 1570 (Part 4) 105Cr5

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

IS 4367 15Cr3 (IS 4367:1991) and IS 1570 (Part 4) 105Cr5 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. IS 4367 15Cr3 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 4367 15Cr3 vs IS 1570 (Part 4) 105Cr5 is a 78.3% 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 4367 15Cr3:
GB/T 3077 12Cr2Ni4A UNI 11234 100Cr6 NF A35-565 100C6 IS 1570 (Part 4) 103Cr6 GOST 4543 12HN3A IS 1570 (Part 4) 103Cr4 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
78.3%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property IS 4367 15Cr3 IS 1570 (Part 4) 105Cr5
Standard IS 4367:1991 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.12-0.18 0.90-1.20
Si (%) 0.10-0.35 0.10-0.35
Mn (%) 0.40-0.60 0.40-0.80
Cr (%) 0.50-0.80 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 4367 15Cr3 IS 1570 (Part 4) 105Cr5
Tensile Strength 600 MPa min Not specified
Elongation >=13% Not specified
Izod Impact 48 J min Not specified
Hardness (soft annealed) <=170 HB Not specified
Condition Refined, quenched and stress relieved (core properties), ruling section up to 30 mm Not specified
Typical Applications
IS 4367 15Cr3
Low-alloy chromium case-hardening steel; used for gears, shafts, and transmission components requiring higher core strength and wear resistance than plain carbon case-hardening grades
IS 1570 (Part 4) 105Cr5
Not documented
Key Differences
Can IS 4367 15Cr3 Be Substituted With IS 1570 (Part 4) 105Cr5?
IS 4367 15Cr3 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.
Forms & Sizes Available on M-EX
IS 4367 15Cr3
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6400–6700 mm (251.97–263.78 in)
IS 1570 (Part 4) 105Cr5
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IS 4367 15Cr3
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IS 1570 (Part 4) 105Cr5
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Frequently Asked Questions
What is the difference between IS 4367 15Cr3 and IS 1570 (Part 4) 105Cr5?
IS 4367 15Cr3 specifies S, P which are not specified for IS 1570 (Part 4) 105Cr5.
Can IS 4367 15Cr3 be substituted with IS 1570 (Part 4) 105Cr5?
IS 4367 15Cr3 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.