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AISI 8615 vs IS 1570 (Part 4) 103Cr6

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

AISI 8615 and IS 1570 (Part 4) 103Cr6 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. AISI 8615 is defined under AISI, originating from United States, while IS 1570 (Part 4) 103Cr6 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, AISI 8615 vs IS 1570 (Part 4) 103Cr6 is a 57.4% 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 AISI 8615:
GOST 4543 12HN3A NF A35-565 100C6 UNI 11234 100Cr6 GB/T 3077 12Cr2Ni4A IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 IS 4367 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 105Cr5
Other Alloy Steel Grades to Compare With AISI 8615:
EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
57.4%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property AISI 8615 IS 1570 (Part 4) 103Cr6
Standard AISI IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.13-0.18 0.95-1.10
Mn (%) 0.70-0.90 0.25-0.45
Si (%) 0.15-0.35 0.10-0.35
Ni (%) 0.40-0.70 Not specified
Cr (%) 0.40-0.60 1.40-1.60
Mo (%) 0.15-0.25 Not specified
P (%) 0.035 max Not specified
S (%) 0.040 max 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 AISI 8615 IS 1570 (Part 4) 103Cr6
Tensile Strength 700-900 MPa Not specified
Yield Strength 500-700 MPa Not specified
Elongation 14-20% Not specified
Hardness 180-240 HB Not specified
Typical Applications
AISI 8615
Used for gears, shafts, pinions, bushings, transmission parts, and carburized machinery components.
IS 1570 (Part 4) 103Cr6
Not documented
Key Differences
Can AISI 8615 Be Substituted With IS 1570 (Part 4) 103Cr6?
AISI 8615 and IS 1570 (Part 4) 103Cr6 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
AISI 8615
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 4900–6300 mm (192.91–248.03 in)
IS 1570 (Part 4) 103Cr6
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On M-EX Right Now
AISI 8615
2 active listings and RFQs →
IS 1570 (Part 4) 103Cr6
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Frequently Asked Questions
What is the difference between AISI 8615 and IS 1570 (Part 4) 103Cr6?
AISI 8615 specifies Ni, Mo, P, S which are not specified for IS 1570 (Part 4) 103Cr6.
Can AISI 8615 be substituted with IS 1570 (Part 4) 103Cr6?
AISI 8615 and IS 1570 (Part 4) 103Cr6 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.