Close Alternative — 77.3% match
based on chemical composition and mechanical property overlap.
EN 10089 50CrV4 (EN 10089:2002) and EN 10089 55Cr3 (EN 10089:2002) are both steel grades.
Both fall under the Spring Steel category.
EN 10089 50CrV4 is typically used for valve springs, high duty coil springs, hand tools, while EN 10089 55Cr3 is commonly used for automotive leaf springs, heavy coil springs.
EN 10089 50CrV4 is defined under European Standard (EN), originating from Europe, while EN 10089 55Cr3 is defined under European Standard (EN), originating from Europe.
As per chemical composition, EN 10089 50CrV4 vs EN 10089 55Cr3 is a 78.5% match.
As per mechanical properties, the match is 75%.
Combined, this makes them a close alternative overall at 77.3%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
EN 10089 50CrV4
EN 10089 55Cr3
Tensile Strength
1100–1300 MPa
1100–1350 MPa
Yield Strength
≥1000 MPa
≥1000 MPa
Elongation
≥8%
≥6%
Hardness
321–375 HB
321–388 HB
Typical Applications
EN 10089 50CrV4
Valve springs, high duty coil springs, hand tools
EN 10089 55Cr3
Automotive leaf springs, heavy coil springs
Key Differences
EN 10089 50CrV4 specifies V which is not specified for EN 10089 55Cr3.
Can EN 10089 50CrV4 Be Substituted With EN 10089 55Cr3?
EN 10089 50CrV4 and EN 10089 55Cr3 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
What is the difference between EN 10089 50CrV4 and EN 10089 55Cr3?
EN 10089 50CrV4 specifies V which is not specified for EN 10089 55Cr3.
Can EN 10089 50CrV4 be substituted with EN 10089 55Cr3?
EN 10089 50CrV4 and EN 10089 55Cr3 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.