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BS 970 EN42G vs IS 3195 50Cr4V2

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

BS 970 EN42G (BS 970:1955) and IS 3195 50Cr4V2 (IS 3195:1992) are both steel grades. Both fall under the Spring Steel category. BS 970 EN42G is defined under British Standards (BS), originating from United Kingdom, while IS 3195 50Cr4V2 is defined under Bureau of Indian Standards (IS), originating from India.

As per chemical composition, BS 970 EN42G vs IS 3195 50Cr4V2 is a 67.5% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With BS 970 EN42G:
BS 970 EN42C BS 970 EN42D BS 970 EN42 IS 3195 113C6 EN 10083-1 51CrV4 EN 10083-3 51CrV4 IS 5517 55Cr3 BS 970 EN42E IS 3431 50Cr4V2 EN 10089 50CrV4 EN 10083-1 51CrV4 IS 3195 52Cr4Mo2V
Match Breakdown
CHEMISTRY MATCH
67.5%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property BS 970 EN42G IS 3195 50Cr4V2
Standard BS 970:1955 IS 3195:1992
Category Spring Steel Spring Steel
C (%) 0.75-0.90 0.45-0.55
Si (%) <=0.35 0.15-0.35
Mn (%) 0.30-0.60 0.50-0.80
S (%) <=0.050 <=0.030
P (%) <=0.050 <=0.030
Cr (%) Not specified 0.90-1.20
V (%) Not specified 0.15-0.30
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property BS 970 EN42G IS 3195 50Cr4V2
Hardness, annealed Not specified <=245 HB
Hardness, untreated (hot rolled) Not specified about 310 HB (for guidance only)
Typical Applications
BS 970 EN42G
Not documented
IS 3195 50Cr4V2
Volute and helical springs for railway rolling stock; flats and rounds, springs worked hot and heat-treated (clause 1.1, foreword)
Key Differences
Can BS 970 EN42G Be Substituted With IS 3195 50Cr4V2?
BS 970 EN42G and IS 3195 50Cr4V2 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.
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BS 970 EN42G
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IS 3195 50Cr4V2
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Frequently Asked Questions
What is the difference between BS 970 EN42G and IS 3195 50Cr4V2?
IS 3195 50Cr4V2 specifies Cr, V which are not specified for BS 970 EN42G.
Can BS 970 EN42G be substituted with IS 3195 50Cr4V2?
BS 970 EN42G and IS 3195 50Cr4V2 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.