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DIN 17210 20MnCr5 vs NF A35-565 100C6

Minimal Match — 45.8% match based on chemical composition and mechanical property overlap.

DIN 17210 20MnCr5 (DIN 17210:1986) and NF A35-565 100C6 are both steel grades. Both fall under the Alloy Steel category. DIN 17210 20MnCr5 is typically used for gears, shafts, cams, pins, case hardened transmission components, while NF A35-565 100C6 is commonly used for ball bearings, roller bearings, bearing races, rollers, precision tools, wear resistant parts. DIN 17210 20MnCr5 is defined under Deutsches Institut fur Normung (DIN), originating from Germany, while NF A35-565 100C6 is defined under Association Francaise de Normalisation (NF), originating from France.

As per chemical composition, DIN 17210 20MnCr5 vs NF A35-565 100C6 is a 68.7% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 45.8%.

Frequently Compared With DIN 17210 20MnCr5:
GOST 4543 12HN3A GB/T 3077 12Cr2Ni4A UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 07Cr4Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
68.7%
MECHANICAL MATCH
0%
OVERALL
45.8%
Specifications
Property DIN 17210 20MnCr5 NF A35-565 100C6
Standard DIN 17210:1986 NF A35-565
Category Alloy Steel Alloy Steel
C (%) 0.17–0.22 0.95-1.05
Mn (%) 1.10–1.40 0.25-0.45
Cr (%) 1.00–1.30 1.35-1.65
Si (%) ≤0.40 0.15-0.35
S (%) ≤0.035 <=0.025
P (%) ≤0.035 <=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 DIN 17210 20MnCr5 NF A35-565 100C6
Tensile Strength 800–1000 MPa 850-1100 MPa
Case Hardness HRC 58–62 Not specified
Core Hardness HB 229–293 Not specified
Elongation ≥10% Not specified
Hardness Not specified 60-66 HRC
Typical Applications
DIN 17210 20MnCr5
Gears, shafts, cams, pins, case hardened transmission components
NF A35-565 100C6
ball bearings, roller bearings, bearing races, rollers, precision tools, wear resistant parts
Can DIN 17210 20MnCr5 Be Substituted With NF A35-565 100C6?
DIN 17210 20MnCr5 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
DIN 17210 20MnCr5
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 5200–6200 mm (204.72–244.09 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
DIN 17210 20MnCr5
2 active listings and RFQs →
NF A35-565 100C6
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between DIN 17210 20MnCr5 and NF A35-565 100C6?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can DIN 17210 20MnCr5 be substituted with NF A35-565 100C6?
DIN 17210 20MnCr5 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.