Minimal Match — 48.1% match
based on chemical composition and mechanical property overlap.
IS 5517 55Cr3 (IS 5517:1993) and IS 3431 60Cr4V2 (IS 3431:1982) 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 IS 3431 60Cr4V2 is defined under Bureau of Indian Standards (IS), originating from India.
As per chemical composition, IS 5517 55Cr3 vs IS 3431 60Cr4V2 is a 72.1% match.
As per mechanical properties, the match is 0%.
Combined, this makes them a minimal match overall at 48.1%.
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
IS 3431 60Cr4V2
Tensile Strength
900-1050 MPa
Not specified
Yield Strength (0.2% proof)
660 MPa min
Not specified
Elongation
>=12%
Not specified
Izod Impact
35 J min
Not specified
Hardness (annealed)
<=220 HB
Not specified
Condition
Hardened and tempered, ruling section up to 63 mm
Not specified
Core Hardness After Quenching
Not specified
>=54 HRC (oil, up to 40 mm round / 25 mm flat)
Elongation (quenched and tempered)
Not specified
>=6%
Hardness, soft annealed
Not specified
<=255 HB
Hardness, untreated (hot rolled)
Not specified
above 310 HB (reference value)
Tensile Strength (quenched and tempered)
Not specified
1370-1620 MPa
Yield Stress (quenched and tempered)
Not specified
>=1180 MPa
Typical Applications
IS 5517 55Cr3
Not documented
IS 3431 60Cr4V2
Volute, helical and laminated springs for automotive suspension; hot-rolled (also centreless ground or precision) bars and flats (clause 1.1)
Key Differences
IS 3431 60Cr4V2 specifies V which is not specified for IS 5517 55Cr3.
Can IS 5517 55Cr3 Be Substituted With IS 3431 60Cr4V2?
IS 5517 55Cr3 and IS 3431 60Cr4V2 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 IS 3431 60Cr4V2?
IS 3431 60Cr4V2 specifies V which is not specified for IS 5517 55Cr3.
Can IS 5517 55Cr3 be substituted with IS 3431 60Cr4V2?
IS 5517 55Cr3 and IS 3431 60Cr4V2 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.