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UNI 7846 16NiCr11 vs NF A35-565 16NC11

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

UNI 7846 16NiCr11 (UNI 7846:1978) and NF A35-565 16NC11 are both steel grades. Both fall under the Alloy Steel category. UNI 7846 16NiCr11 is typically used for gears,pinion shafts,camshafts,transmission parts,heavy duty components,case hardened parts, while NF A35-565 16NC11 is commonly used for used for gears, pinions, shafts, cam components, transmission parts, and carburized machine elements.. UNI 7846 16NiCr11 is defined under Ente Nazionale Italiano di Unificazione (UNI), originating from Italy, while NF A35-565 16NC11 is defined under Association Francaise de Normalisation (NF), originating from France.

As per chemical composition, UNI 7846 16NiCr11 vs NF A35-565 16NC11 is a 80.5% match. As per mechanical properties, the match is 69.4%. Combined, this makes them a related material overall at 69.9%.

Frequently Compared With UNI 7846 16NiCr11:
GB/T 3077 12Cr2Ni4A GOST 4543 12HN3A UNI 11234 100Cr6 NF A35-565 100C6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4
Match Breakdown
CHEMISTRY MATCH
80.5%
MECHANICAL MATCH
69.4%
OVERALL
69.9%
Specifications
Property UNI 7846 16NiCr11 NF A35-565 16NC11
Standard UNI 7846:1978 NF A35-565
Category Alloy Steel Alloy Steel
C (%) 0.13-0.18 0.13-0.18
Si (%) 0.15-0.40 0.10-0.40
Mn (%) 0.30-0.60 0.40-0.70
P (%) <=0.035 0.035 max
S (%) <=0.035 0.035 max
Cr (%) 0.60-1.00 0.40-0.70
Ni (%) 2.50-3.00 0.80-1.20
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property UNI 7846 16NiCr11 NF A35-565 16NC11
Tensile Strength 700-950 MPa 700-900 MPa
Yield Strength 400-600 MPa 450-650 MPa
Elongation 10-15 % 12-18%
Hardness 58-62 HRC 58-62 HRC (case)
Typical Applications
UNI 7846 16NiCr11
gears,pinion shafts,camshafts,transmission parts,heavy duty components,case hardened parts
NF A35-565 16NC11
Used for gears, pinions, shafts, cam components, transmission parts, and carburized machine elements.
Can UNI 7846 16NiCr11 Be Substituted With NF A35-565 16NC11?
UNI 7846 16NiCr11 and NF A35-565 16NC11 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
UNI 7846 16NiCr11
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5600–6000 mm (220.47–236.22 in)
NF A35-565 16NC11
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5200–5400 mm (204.72–212.6 in)
On M-EX Right Now
UNI 7846 16NiCr11
2 active listings and RFQs →
NF A35-565 16NC11
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between UNI 7846 16NiCr11 and NF A35-565 16NC11?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can UNI 7846 16NiCr11 be substituted with NF A35-565 16NC11?
UNI 7846 16NiCr11 and NF A35-565 16NC11 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.