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IS 1570 (Part 4) 40Ni14 vs IS 1570 (Part 4) 35Ni5Cr2

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

IS 1570 (Part 4) 40Ni14 (IS 1570 (Part 4):1988) and IS 1570 (Part 4) 35Ni5Cr2 (IS 1570 (Part 4):1988) are both steel grades. Both fall under the Alloy Steel category. IS 1570 (Part 4) 40Ni14 is defined under Bureau of Indian Standards (IS), originating from India, while IS 1570 (Part 4) 35Ni5Cr2 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 1570 (Part 4) 40Ni14 vs IS 1570 (Part 4) 35Ni5Cr2 is a 74.3% match. As per mechanical properties, the match is 75%. Combined, this makes them a related material overall at 69.9%.

Frequently Compared With IS 1570 (Part 4) 40Ni14:
NF A35-565 100C6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 4) 10Mo6 IS 4367 07Cr4Mo6 UNI 11234 100Cr6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Mo6H IS 11169 (Part 1) 10Ni5Cr4 IS 1570 (Part 7) 12Cr2Mo5V2H
Match Breakdown
CHEMISTRY MATCH
74.3%
MECHANICAL MATCH
75%
OVERALL
69.9%
Specifications
Property IS 1570 (Part 4) 40Ni14 IS 1570 (Part 4) 35Ni5Cr2
Standard IS 1570 (Part 4):1988 IS 1570 (Part 4):1988
Category Alloy Steel Alloy Steel
C (%) 0.35-0.45 0.30-0.40
Si (%) 0.10-0.35 0.10-0.35
Mn (%) 0.50-0.80 0.60-0.90
Ni (%) 3.20-3.60 1.00-1.50
Cr (%) <=0.30 0.45-0.75
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 1570 (Part 4) 40Ni14 IS 1570 (Part 4) 35Ni5Cr2
Tensile Strength 890-1040 MPa 890-1040 MPa
Yield Strength >=650 MPa (0.2 % proof stress) >=650 MPa (0.2 % proof stress)
Elongation >=15% >=10%
Izod Impact >=55 J >=50 J
Hardness 255-311 HBS (guidance only) 255-311 HBS (guidance only)
Condition Bars and forgings, hardened and tempered (oil hardened unless stated), limiting ruling section 63 mm Bars and forgings, hardened and tempered (oil hardened unless stated), limiting ruling section 63 (air hardened) mm
Can IS 1570 (Part 4) 40Ni14 Be Substituted With IS 1570 (Part 4) 35Ni5Cr2?
IS 1570 (Part 4) 40Ni14 and IS 1570 (Part 4) 35Ni5Cr2 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 1570 (Part 4) 40Ni14
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IS 1570 (Part 4) 35Ni5Cr2
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Frequently Asked Questions
What is the difference between IS 1570 (Part 4) 40Ni14 and IS 1570 (Part 4) 35Ni5Cr2?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can IS 1570 (Part 4) 40Ni14 be substituted with IS 1570 (Part 4) 35Ni5Cr2?
IS 1570 (Part 4) 40Ni14 and IS 1570 (Part 4) 35Ni5Cr2 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.