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BS 970 EN42 vs BS 970 EN49C

Strong Match — 86.5% match based on chemical composition and mechanical property overlap.

BS 970 EN42 (BS 970:1955) and BS 970 EN49C (BS 970:1955) are both steel grades. Both fall under the Spring Steel category. BS 970 EN42 is defined under British Standards (BS), originating from United Kingdom, while BS 970 EN49C is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 EN42 vs BS 970 EN49C is a 86.5% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 86.5%.

Frequently Compared With BS 970 EN42:
BS 970 EN42C BS 970 EN42F BS 970 EN42B BS 970 EN42D IS 3195 113C6 EN 10089 50CrV4 IS 5517 55Cr3 IS 3431 50Cr4V2 IS 3195 50Cr4V2 EN 10083-1 51CrV4 EN 10083-3 51CrV4 IS 3195 52Cr4Mo2V
Match Breakdown
CHEMISTRY MATCH
86.5%
MECHANICAL MATCH
No shared data
OVERALL
86.5%
Specifications
Property BS 970 EN42 BS 970 EN49C
Standard BS 970:1955 BS 970:1955
Category Spring Steel Spring Steel
C (%) 0.70-0.85 0.55-0.85
Si (%) 0.10-0.40 <=0.30
Mn (%) 0.55-0.75 <=0.75
S (%) <=0.050 <=0.040
P (%) <=0.050 <=0.040
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
BS 970 EN42
Springs, chisels, punches, cutting tools
BS 970 EN49C
Not documented
Can BS 970 EN42 Be Substituted With BS 970 EN49C?
BS 970 EN42 and BS 970 EN49C overlap closely enough on chemistry and mechanical properties that BS 970 EN49C is often considered as a substitute for BS 970 EN42 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
Forms & Sizes Available on M-EX
BS 970 EN42
Round Bar → (3 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 5200–6900 mm (204.72–271.65 in)
BS 970 EN49C
No active listings currently.
On M-EX Right Now
BS 970 EN42
3 active listings and RFQs →
BS 970 EN49C
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between BS 970 EN42 and BS 970 EN49C?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can BS 970 EN42 be substituted with BS 970 EN49C?
BS 970 EN42 and BS 970 EN49C overlap closely enough on chemistry and mechanical properties that BS 970 EN49C is often considered as a substitute for BS 970 EN42 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.