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IS 4432 14CrNi6-S vs IS 1570 (Part 4) 15Cr6Ni6

Strong Match — 94.6% match based on chemical composition and mechanical property overlap.

IS 4432 14CrNi6-S (IS 4432:1988) and IS 1570 (Part 4) 15Cr6Ni6 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. IS 4432 14CrNi6-S is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 4) 15Cr6Ni6 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 4432 14CrNi6-S vs IS 1570 (Part 4) 15Cr6Ni6 is a 94.6% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 94.6%.

Frequently Compared With IS 4432 14CrNi6-S:
IS 1570 (Part 4) 10Cr20Mo6 UNI 11234 100Cr6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 4367 07Cr4Mo6 NF A35-565 100C6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6 IS 1570 (Part 7) 10Mo6H
Match Breakdown
CHEMISTRY MATCH
94.6%
MECHANICAL MATCH
No shared data
OVERALL
94.6%
Specifications
Property IS 4432 14CrNi6-S IS 1570 (Part 4) 15Cr6Ni6
Standard IS 4432:1988 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.12-0.17 0.12-0.18
Si (%) 0.15-0.40 0.15-0.35
Mn (%) 0.40-0.60 0.40-0.60
Ni (%) 1.40-1.70 1.40-1.70
Cr (%) 1.40-1.70 1.40-1.70
S (%) 0.020-0.035 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 4432 14CrNi6-S IS 1570 (Part 4) 15Cr6Ni6
Core Tensile Strength 1050-1350 MPa (16 mm) / 970-1300 MPa (30 mm) / 800-1100 MPa (63 mm) Not specified
Core Yield Strength >=720 MPa (16 mm) / >=700 MPa (30 mm) / >=550 MPa (63 mm) Not specified
Core Elongation >=8% (16 mm) / >=9% (30 mm) / >=11% (63 mm) Not specified
Core Reduction of Area >=35% (16 mm) / >=40% (30 mm) / >=40% (63 mm) Not specified
Hardness, annealed (A) <=217 HB Not specified
Typical Applications
IS 4432 14CrNi6-S
Forgings and fabrication of case-hardened machine or automobile parts
IS 1570 (Part 4) 15Cr6Ni6
Not documented
Key Differences
Can IS 4432 14CrNi6-S Be Substituted With IS 1570 (Part 4) 15Cr6Ni6?
IS 4432 14CrNi6-S and IS 1570 (Part 4) 15Cr6Ni6 overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 4) 15Cr6Ni6 is often considered as a substitute for IS 4432 14CrNi6-S in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
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IS 4432 14CrNi6-S
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IS 1570 (Part 4) 15Cr6Ni6
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Frequently Asked Questions
What is the difference between IS 4432 14CrNi6-S and IS 1570 (Part 4) 15Cr6Ni6?
IS 4432 14CrNi6-S specifies S, P which are not specified for IS 1570 (Part 4) 15Cr6Ni6.
Can IS 4432 14CrNi6-S be substituted with IS 1570 (Part 4) 15Cr6Ni6?
IS 4432 14CrNi6-S and IS 1570 (Part 4) 15Cr6Ni6 overlap closely enough on chemistry and mechanical properties that IS 1570 (Part 4) 15Cr6Ni6 is often considered as a substitute for IS 4432 14CrNi6-S in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.