Minimal Match — 48.9% match
based on chemical composition and mechanical property overlap.
IS 5517 55Cr3 (IS 5517:1993) and EN 10083-1 51CrV4 (EN 10083-1:1991) are both steel grades.
Both fall under the Spring Steel category.
IS 5517 55Cr3 is defined under Bureau of Indian Standards (IS), originating from India, while EN 10083-1 51CrV4 is defined under European Standard (EN), originating from Europe.
As per chemical composition, IS 5517 55Cr3 vs EN 10083-1 51CrV4 is a 73.4% match.
As per mechanical properties, the match is 0%.
Combined, this makes them a minimal match overall at 48.9%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
IS 5517 55Cr3
EN 10083-1 51CrV4
Tensile Strength
900-1050 MPa
1100 to 1300 MPa
Yield Strength (0.2% proof)
660 MPa min
Not specified
Elongation
>=12%
9% min
Izod Impact
35 J min
Not specified
Hardness (annealed)
<=220 HB
Not specified
Condition
Hardened and tempered, ruling section up to 63 mm
Quenched and tempered, ruling section d <= 16 mm
Hardness
Not specified
Soft annealed: 248 HB max
Yield Strength
Not specified
900 MPa min
Typical Applications
IS 5517 55Cr3
Not documented
EN 10083-1 51CrV4
Quenched and tempered machine parts; non alloy steels also normalized (clause 1)
Key Differences
EN 10083-1 51CrV4 specifies V which is not specified for IS 5517 55Cr3.
Can IS 5517 55Cr3 Be Substituted With EN 10083-1 51CrV4?
IS 5517 55Cr3 and EN 10083-1 51CrV4 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 IS 5517 55Cr3 and EN 10083-1 51CrV4?
EN 10083-1 51CrV4 specifies V which is not specified for IS 5517 55Cr3.
Can IS 5517 55Cr3 be substituted with EN 10083-1 51CrV4?
IS 5517 55Cr3 and EN 10083-1 51CrV4 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.