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IS 11169 (Part 1) 40Cr4Mo3 vs NF A35-565 100C6

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

IS 11169 (Part 1) 40Cr4Mo3 (IS 11169 (Part 1):1984) and NF A35-565 100C6 are both steel grades. Both fall under the Alloy Steel category. IS 11169 (Part 1) 40Cr4Mo3 is typically used for cold heading and cold extrusion; the standard covers wires, wire rods and bars of 2 to 100 mm diameter (clause 1.1), while NF A35-565 100C6 is commonly used for ball bearings, roller bearings, bearing races, rollers, precision tools, wear resistant parts. IS 11169 (Part 1) 40Cr4Mo3 is defined under Bureau of Indian Standards (IS), originating from India, while NF A35-565 100C6 is defined under Association Francaise de Normalisation (NF), originating from France.

As per chemical composition, IS 11169 (Part 1) 40Cr4Mo3 vs NF A35-565 100C6 is a 64.7% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With IS 11169 (Part 1) 40Cr4Mo3:
IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 7) 10Mo6H IS 4367 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6 UNI 11234 100Cr6 IS 1570 (Part 4) 10Cr20Mo6 IS 11169 (Part 1) 10Ni5Cr4
Match Breakdown
CHEMISTRY MATCH
64.7%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property IS 11169 (Part 1) 40Cr4Mo3 NF A35-565 100C6
Standard IS 11169 (Part 1):1984 NF A35-565
Category Alloy Steel Alloy Steel
C (%) 0.35-0.45 0.95-1.05
Mn (%) 0.50-0.80 0.25-0.45
Si (%) 0.10-0.35 0.15-0.35
Cr (%) 0.90-1.20 1.35-1.65
Mo (%) 0.20-0.35 Not specified
S (%) Not specified <=0.025
P (%) Not specified <=0.027
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) 40Cr4Mo3 NF A35-565 100C6
Tensile Strength (hardened and tempered) 1100-1300 MPa (16 mm) / 1000-1200 MPa (40 mm) / 900-1100 MPa (100 mm) Not specified
0.2% Proof Stress >=900 MPa (16 mm) / >=750 MPa (40 mm) / >=700 MPa (100 mm) Not specified
Elongation >=10% (16 mm) / >=11% (40 mm) / >=12% (100 mm) Not specified
Hardness, annealed <=200 HB Not specified
Tensile Strength Not specified 850-1100 MPa
Hardness Not specified 60-66 HRC
Typical Applications
IS 11169 (Part 1) 40Cr4Mo3
Cold heading and cold extrusion; the standard covers wires, wire rods and bars of 2 to 100 mm diameter (clause 1.1)
NF A35-565 100C6
ball bearings, roller bearings, bearing races, rollers, precision tools, wear resistant parts
Key Differences
Can IS 11169 (Part 1) 40Cr4Mo3 Be Substituted With NF A35-565 100C6?
IS 11169 (Part 1) 40Cr4Mo3 and NF A35-565 100C6 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 11169 (Part 1) 40Cr4Mo3
No active listings currently.
NF A35-565 100C6
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6700–6700 mm (263.78–263.78 in)
On M-EX Right Now
IS 11169 (Part 1) 40Cr4Mo3
0 active listings and RFQs →
NF A35-565 100C6
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between IS 11169 (Part 1) 40Cr4Mo3 and NF A35-565 100C6?
IS 11169 (Part 1) 40Cr4Mo3 specifies Mo which is not specified for NF A35-565 100C6. NF A35-565 100C6 specifies S, P which are not specified for IS 11169 (Part 1) 40Cr4Mo3.
Can IS 11169 (Part 1) 40Cr4Mo3 be substituted with NF A35-565 100C6?
IS 11169 (Part 1) 40Cr4Mo3 and NF A35-565 100C6 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.