Minimal Match — 35% match
based on chemical composition and mechanical property overlap.
EN 10083-3 20MnB5 (EN 10083-3:2006) and NF A35-565 100C6 are both steel grades.
Both fall under the Alloy Steel category.
EN 10083-3 20MnB5 is typically used for quenched and tempered, flame or induction hardened machine parts (clause 1), while NF A35-565 100C6 is commonly used for ball bearings, roller bearings, bearing races, rollers, precision tools, wear resistant parts.
EN 10083-3 20MnB5 is defined under European Standard (EN), originating from Europe, while NF A35-565 100C6 is defined under Association Francaise de Normalisation (NF), originating from France.
As per chemical composition, EN 10083-3 20MnB5 vs NF A35-565 100C6 is a 68% match.
As per mechanical properties, the match is 0%.
Combined, this makes them a minimal match overall at 35%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
EN 10083-3 20MnB5
NF A35-565 100C6
Condition
Quenched and tempered (+QT), ruling section d <= 16 mm
Not specified
Elongation
14% min
Not specified
Tensile Strength
900 to 1050 MPa
850-1100 MPa
Yield Strength
700 MPa min
Not specified
Hardness
Not specified
60-66 HRC
Typical Applications
EN 10083-3 20MnB5
Quenched and tempered, flame or induction hardened machine parts (clause 1)
EN 10083-3 20MnB5 specifies B which is not specified for NF A35-565 100C6.
NF A35-565 100C6 specifies Cr which is not specified for EN 10083-3 20MnB5.
Can EN 10083-3 20MnB5 Be Substituted With NF A35-565 100C6?
EN 10083-3 20MnB5 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.
What is the difference between EN 10083-3 20MnB5 and NF A35-565 100C6?
EN 10083-3 20MnB5 specifies B which is not specified for NF A35-565 100C6. NF A35-565 100C6 specifies Cr which is not specified for EN 10083-3 20MnB5.
Can EN 10083-3 20MnB5 be substituted with NF A35-565 100C6?
EN 10083-3 20MnB5 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.