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GB/T 3077 15CrNi6 vs NF A35-565 100C6

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

GB/T 3077 15CrNi6 (GB/T 3077-2015) and NF A35-565 100C6 are both steel grades. Both fall under the Alloy Steel category. GB/T 3077 15CrNi6 is typically used for used for gears, shafts, pinions, crankshafts, transmission parts, and heavy-duty couplings., while NF A35-565 100C6 is commonly used for ball bearings, roller bearings, bearing races, rollers, precision tools, wear resistant parts. GB/T 3077 15CrNi6 is defined under Guobiao Standards (GB/T), originating from China, while NF A35-565 100C6 is defined under Association Francaise de Normalisation (NF), originating from France.

As per chemical composition, GB/T 3077 15CrNi6 vs NF A35-565 100C6 is a 69.2% match. As per mechanical properties, the match is 52.5%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With GB/T 3077 15CrNi6:
GOST 4543 12HN3A GB/T 3077 12Cr2Ni4A UNI 11234 100Cr6 IS 1570 (Part 4) 105Cr5 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 103Cr4 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Cr20Mo6 EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
69.2%
MECHANICAL MATCH
52.5%
OVERALL
35%
Specifications
Property GB/T 3077 15CrNi6 NF A35-565 100C6
Standard GB/T 3077-2015 NF A35-565
Category Alloy Steel Alloy Steel
C (%) 0.12-0.18 0.95-1.05
Si (%) 0.17-0.37 0.15-0.35
Mn (%) 0.30-0.60 0.25-0.45
Cr (%) 0.60-0.90 1.35-1.65
Ni (%) 1.40-1.70 Not specified
P (%) 0.030 max <=0.027
S (%) 0.030 max <=0.025
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property GB/T 3077 15CrNi6 NF A35-565 100C6
Tensile Strength 880-1080 MPa 850-1100 MPa
Yield Strength 685-880 MPa Not specified
Elongation 10-14% Not specified
Hardness 58-62 HRC (case) 60-66 HRC
Typical Applications
GB/T 3077 15CrNi6
Used for gears, shafts, pinions, crankshafts, transmission parts, and heavy-duty couplings.
NF A35-565 100C6
ball bearings, roller bearings, bearing races, rollers, precision tools, wear resistant parts
Key Differences
Can GB/T 3077 15CrNi6 Be Substituted With NF A35-565 100C6?
GB/T 3077 15CrNi6 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
GB/T 3077 15CrNi6
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5100–6700 mm (200.79–263.78 in)
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
GB/T 3077 15CrNi6
2 active listings and RFQs →
NF A35-565 100C6
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between GB/T 3077 15CrNi6 and NF A35-565 100C6?
GB/T 3077 15CrNi6 specifies Ni which is not specified for NF A35-565 100C6.
Can GB/T 3077 15CrNi6 be substituted with NF A35-565 100C6?
GB/T 3077 15CrNi6 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.