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IS 3431 50Cr4V2 vs IS 3195 52Cr4Mo2V

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

IS 3431 50Cr4V2 (IS 3431:1982) and IS 3195 52Cr4Mo2V (IS 3195:1992) are both steel grades. Both fall under the Spring Steel category. IS 3431 50Cr4V2 is typically used for valve springs,high performance automotive springs,aerospace springs,coil springs,torsion bars, while IS 3195 52Cr4Mo2V is commonly used for volute and helical springs for railway rolling stock; flats and rounds, springs worked hot and heat-treated (clause 1.1, foreword). IS 3431 50Cr4V2 is defined under Bureau of Indian Standards (IS), originating from India, while IS 3195 52Cr4Mo2V is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, IS 3431 50Cr4V2 vs IS 3195 52Cr4Mo2V is a 74.9% match. As per mechanical properties, the match is 100%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With IS 3431 50Cr4V2:
EN 10089 50CrV4 EN 10083-3 51CrV4 IS 3431 60Cr4V2 IS 3195 50Cr4V2 IS 3195 60Cr4V2 EN 10083-1 51CrV4 IS 3195 55Si7 IS 3195 113C6 IS 3431 60Si7 EN 10083-1 51CrV4 IS 3431 55Si7 IS 3195 98C6
Match Breakdown
CHEMISTRY MATCH
74.9%
MECHANICAL MATCH
100%
OVERALL
35%
Specifications
Property IS 3431 50Cr4V2 IS 3195 52Cr4Mo2V
Standard IS 3431:1982 IS 3195:1992
Category Spring Steel Spring Steel
C (%) 0.45-0.55 0.48-0.56
Cr (%) 0.90-1.20 0.90-1.20
Mn (%) 0.50-0.80 0.70-1.10
P (%) <=0.045 <=0.030
S (%) <=0.045 <=0.030
Si (%) 0.15-0.35 0.15-0.40
V (%) 0.15-0.30 0.07-0.12
Mo (%) Not specified 0.15-0.25
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property IS 3431 50Cr4V2 IS 3195 52Cr4Mo2V
Core Hardness After Quenching >=54 HRC (oil, up to 25 mm round / 16 mm flat) Not specified
Elongation (quenched and tempered) >=6% Not specified
Hardness, soft annealed <=245 HB Not specified
Hardness, untreated (hot rolled) above 310 HB (reference value) about 310 HB (for guidance only)
Tensile Strength (quenched and tempered) 1370-1620 MPa Not specified
Yield Stress (quenched and tempered) >=1180 MPa Not specified
Hardness, annealed Not specified <=255 HB
Typical Applications
IS 3431 50Cr4V2
valve springs,high performance automotive springs,aerospace springs,coil springs,torsion bars
IS 3195 52Cr4Mo2V
Volute and helical springs for railway rolling stock; flats and rounds, springs worked hot and heat-treated (clause 1.1, foreword)
Key Differences
Can IS 3431 50Cr4V2 Be Substituted With IS 3195 52Cr4Mo2V?
IS 3431 50Cr4V2 and IS 3195 52Cr4Mo2V 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.
Forms & Sizes Available on M-EX
IS 3431 50Cr4V2
Round Bar → (2 listings)
Diameter: 50–50 mm (1.97–1.97 in)
Length: 6700–7000 mm (263.78–275.59 in)
IS 3195 52Cr4Mo2V
No active listings currently.
On M-EX Right Now
IS 3431 50Cr4V2
2 active listings and RFQs →
IS 3195 52Cr4Mo2V
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Frequently Asked Questions
What is the difference between IS 3431 50Cr4V2 and IS 3195 52Cr4Mo2V?
IS 3195 52Cr4Mo2V specifies Mo which is not specified for IS 3431 50Cr4V2.
Can IS 3431 50Cr4V2 be substituted with IS 3195 52Cr4Mo2V?
IS 3431 50Cr4V2 and IS 3195 52Cr4Mo2V 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.