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IS 11169 (Part 1) 15Cr3 vs IS 1570 (Part 4) 16Ni4Cr3

Close Alternative — 73.7% match based on chemical composition and mechanical property overlap.

IS 11169 (Part 1) 15Cr3 (IS 11169 (Part 1):2022) and IS 1570 (Part 4) 16Ni4Cr3 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. IS 11169 (Part 1) 15Cr3 is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 4) 16Ni4Cr3 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 11169 (Part 1) 15Cr3 vs IS 1570 (Part 4) 16Ni4Cr3 is a 73.7% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 73.7%.

Frequently Compared With IS 11169 (Part 1) 15Cr3:
NF A35-565 100C6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6 IS 11169 (Part 1) 10Ni5Cr4 UNI 11234 100Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 10Cr20Mo6
Match Breakdown
CHEMISTRY MATCH
73.7%
MECHANICAL MATCH
No shared data
OVERALL
73.7%
Specifications
Property IS 11169 (Part 1) 15Cr3 IS 1570 (Part 4) 16Ni4Cr3
Standard IS 11169 (Part 1):2022 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.12-0.18 0.12-0.20
Cr (%) 0.50-0.80 0.60-1.00
Cu (%) <=0.15 Not specified
Mn (%) 0.40-0.60 0.60-1.00
Mo (%) <=0.05 Not specified
Ni (%) <=0.15 0.80-1.20
P (%) <=0.035 Not specified
S (%) <=0.035 Not specified
Si (%) 0.10-0.35 0.15-0.35
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 11169 (Part 1) 15Cr3 IS 1570 (Part 4) 16Ni4Cr3
Hardness, annealed (+AC) <=140 HBW Not specified
Tensile Strength Not specified >=840 MPa
Elongation Not specified >=12%
Izod Impact Not specified >=41 J
Condition Not specified Case hardening steel, refined and quenched, core properties
Typical Applications
IS 11169 (Part 1) 15Cr3
Cold heading and cold extrusion of parts that are case hardened; the standard covers bars, wire rods and wires of 2 to 100 mm (clause 1.1, Annex B)
IS 1570 (Part 4) 16Ni4Cr3
Not documented
Key Differences
Can IS 11169 (Part 1) 15Cr3 Be Substituted With IS 1570 (Part 4) 16Ni4Cr3?
IS 11169 (Part 1) 15Cr3 and IS 1570 (Part 4) 16Ni4Cr3 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
On M-EX Right Now
IS 11169 (Part 1) 15Cr3
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IS 1570 (Part 4) 16Ni4Cr3
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Frequently Asked Questions
What is the difference between IS 11169 (Part 1) 15Cr3 and IS 1570 (Part 4) 16Ni4Cr3?
IS 11169 (Part 1) 15Cr3 specifies Cu, Mo, P, S which are not specified for IS 1570 (Part 4) 16Ni4Cr3.
Can IS 11169 (Part 1) 15Cr3 be substituted with IS 1570 (Part 4) 16Ni4Cr3?
IS 11169 (Part 1) 15Cr3 and IS 1570 (Part 4) 16Ni4Cr3 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.