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NF A35-565 100C6 vs GB/T 3077 12Cr2Ni4A

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

NF A35-565 100C6 and GB/T 3077 12Cr2Ni4A (GB/T 3077-2015) are both steel grades. Both fall under the Alloy Steel category. NF A35-565 100C6 is typically used for ball bearings, roller bearings, bearing races, rollers, precision tools, wear resistant parts, while GB/T 3077 12Cr2Ni4A is commonly used for used for gears, shafts, pinions, aircraft parts, heavy-duty bearings, and transmission components.. NF A35-565 100C6 is defined under Association Francaise de Normalisation (NF), originating from France, while GB/T 3077 12Cr2Ni4A is defined under Guobiao Standards (GB/T), originating from China.

As per chemical composition, NF A35-565 100C6 vs GB/T 3077 12Cr2Ni4A is a 76.2% match. As per mechanical properties, the match is 30.7%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With NF A35-565 100C6:
UNI 11234 100Cr6 IS 1570 (Part 7) 10Mo6H IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 7) 12Cr4Mo5H IS 4367 10Cr9Mo10 IS 11169 (Part 1) 10Ni5Cr4 IS 1570 (Part 7) 12Cr9Mo10H
Match Breakdown
CHEMISTRY MATCH
76.2%
MECHANICAL MATCH
30.7%
OVERALL
35%
Specifications
Property NF A35-565 100C6 GB/T 3077 12Cr2Ni4A
Standard NF A35-565 GB/T 3077-2015
Category Alloy Steel Alloy Steel
C (%) 0.95-1.05 0.10-0.15
Si (%) 0.15-0.35 0.17-0.37
Mn (%) 0.25-0.45 0.30-0.60
S (%) <=0.025 0.025 max
P (%) <=0.027 0.025 max
Cr (%) 1.35-1.65 1.25-1.65
Ni (%) Not specified 3.25-3.75
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property NF A35-565 100C6 GB/T 3077 12Cr2Ni4A
Tensile Strength 850-1100 MPa 980-1180 MPa
Hardness 60-66 HRC 58-62 HRC (case)
Yield Strength Not specified 785-980 MPa
Elongation Not specified 10-14%
Typical Applications
NF A35-565 100C6
ball bearings, roller bearings, bearing races, rollers, precision tools, wear resistant parts
GB/T 3077 12Cr2Ni4A
Used for gears, shafts, pinions, aircraft parts, heavy-duty bearings, and transmission components.
Key Differences
Can NF A35-565 100C6 Be Substituted With GB/T 3077 12Cr2Ni4A?
NF A35-565 100C6 and GB/T 3077 12Cr2Ni4A 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
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)
GB/T 3077 12Cr2Ni4A
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5000–6600 mm (196.85–259.84 in)
On M-EX Right Now
NF A35-565 100C6
2 active listings and RFQs →
GB/T 3077 12Cr2Ni4A
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between NF A35-565 100C6 and GB/T 3077 12Cr2Ni4A?
GB/T 3077 12Cr2Ni4A specifies Ni which is not specified for NF A35-565 100C6.
Can NF A35-565 100C6 be substituted with GB/T 3077 12Cr2Ni4A?
NF A35-565 100C6 and GB/T 3077 12Cr2Ni4A 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.