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BS 970 EN44C vs EN 10089 50CrV4

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

BS 970 EN44C (BS 970:1955) and EN 10089 50CrV4 (EN 10089:2002) are both steel grades. Both fall under the Spring Steel category. BS 970 EN44C is defined under British Standards (BS), originating from United Kingdom, while EN 10089 50CrV4 is defined under European Standard (EN), originating from Europe.

As per chemical composition, BS 970 EN44C vs EN 10089 50CrV4 is a 68.7% 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 EN44C:
IS 3431 50Cr4V2 IS 3195 98C6 BS 970 EN42D IS 3195 113C6 EN 10083-3 51CrV4 EN 10083-1 51CrV4 IS 3195 52Cr4Mo2V GB/T 1222 55CrMnA IS 3195 50Cr4V2 EN 10083-1 51CrV4 IS 5517 55Cr3 EN 10089 55Cr3
Match Breakdown
CHEMISTRY MATCH
68.7%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property BS 970 EN44C EN 10089 50CrV4
Standard BS 970:1955 EN 10089:2002
Category Spring Steel Spring Steel
C (%) 1.00-1.20 0.47–0.55
Si (%) <=0.35 0.15–0.35
Mn (%) 0.40-0.70 0.70–1.10
S (%) <=0.050 Not specified
P (%) <=0.050 Not specified
Cr (%) Not specified 0.90–1.20
V (%) Not specified 0.10–0.20
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 EN44C EN 10089 50CrV4
Tensile Strength Not specified 1100–1300 MPa
Yield Strength Not specified ≥1000 MPa
Elongation Not specified ≥8%
Hardness Not specified 321–375 HB
Typical Applications
BS 970 EN44C
Not documented
EN 10089 50CrV4
Valve springs, high duty coil springs, hand tools
Key Differences
Can BS 970 EN44C Be Substituted With EN 10089 50CrV4?
BS 970 EN44C and EN 10089 50CrV4 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
BS 970 EN44C
No active listings currently.
EN 10089 50CrV4
Round Bar → (3 listings)
Diameter: 30–30 mm (1.18–1.18 in)
Length: 5000–6500 mm (196.85–255.91 in)
On M-EX Right Now
BS 970 EN44C
0 active listings and RFQs →
EN 10089 50CrV4
3 active listings and RFQs →
Frequently Asked Questions
What is the difference between BS 970 EN44C and EN 10089 50CrV4?
BS 970 EN44C specifies S, P which are not specified for EN 10089 50CrV4. EN 10089 50CrV4 specifies Cr, V which are not specified for BS 970 EN44C.
Can BS 970 EN44C be substituted with EN 10089 50CrV4?
BS 970 EN44C and EN 10089 50CrV4 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.