Strong Match — 95.3% match
based on chemical composition and mechanical property overlap.
EN 10084 C10E (EN 10084:2008) and JIS G4051 S10C (JIS G4051:2009) are both steel grades.
Both fall under the Carbon Steel category.
EN 10084 C10E is typically used for case hardened machine parts: carburized or carbonitrided, then hardened (clause 3.1), while JIS G4051 S10C is commonly used for case hardened pins, bushes, small shafts.
EN 10084 C10E is defined under European Standard (EN), originating from Europe, while JIS G4051 S10C is defined under Japanese Industrial Standards (JIS), originating from Japan.
As per chemical composition, EN 10084 C10E vs JIS G4051 S10C is a 95.3% match.
Mechanical property data is not available for both grades, so this factor could not be scored.
Combined, this makes them a strong match overall at 95.3%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
EN 10084 C10E
JIS G4051 S10C
Condition
Soft annealed
Not specified
Hardness
Soft annealed: 131 HB max
Not specified
Tensile Strength
Not specified
>=310 MPa
Elongation
Not specified
>=33%
Typical Applications
EN 10084 C10E
Case hardened machine parts: carburized or carbonitrided, then hardened (clause 3.1)
JIS G4051 S10C
Case hardened pins, bushes, small shafts
Can EN 10084 C10E Be Substituted With JIS G4051 S10C?
EN 10084 C10E and JIS G4051 S10C overlap closely enough on chemistry and mechanical properties that JIS G4051 S10C is often considered as a substitute for EN 10084 C10E in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
What is the difference between EN 10084 C10E and JIS G4051 S10C?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can EN 10084 C10E be substituted with JIS G4051 S10C?
EN 10084 C10E and JIS G4051 S10C overlap closely enough on chemistry and mechanical properties that JIS G4051 S10C is often considered as a substitute for EN 10084 C10E in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.