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EN 10083-2 C50E vs BS 970 (Part 3) 070M55

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

EN 10083-2 C50E (EN 10083-2:2006) and BS 970 (Part 3) 070M55 (BS 970 (Part 3):1991) are both steel grades. Both fall under the Carbon Steel category. EN 10083-2 C50E is typically used for quenched and tempered, flame or induction hardened machine parts; can also be used normalized (clause 1), while BS 970 (Part 3) 070M55 is commonly used for used for springs, blades, wear plates, hand tools, shafts, and cutting components.. EN 10083-2 C50E is defined under European Standard (EN), originating from Europe, while BS 970 (Part 3) 070M55 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, EN 10083-2 C50E vs BS 970 (Part 3) 070M55 is a 70.6% 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 EN 10083-2 C50E:
BS 970 (Part 1) 040A04 BS 970 (Part 3) 045A10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 060A32 BS 970 (Part 1) 040A10 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 080A20 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10
Match Breakdown
CHEMISTRY MATCH
70.6%
MECHANICAL MATCH
No shared data
OVERALL
35%
Specifications
Property EN 10083-2 C50E BS 970 (Part 3) 070M55
Standard EN 10083-2:2006 BS 970 (Part 3):1991
Category Carbon Steel Carbon Steel
C (%) 0.47-0.55 0.50-0.60
Cr (%) <=0.40 Not specified
Cr+Mo+Ni (%) <=0.63 Not specified
Mn (%) 0.60-0.90 0.50-0.90
Mo (%) <=0.10 Not specified
Ni (%) <=0.40 Not specified
P (%) <=0.030 <=0.05
S (%) <=0.035 <=0.05
Si (%) <=0.40 0.10-0.40
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property EN 10083-2 C50E BS 970 (Part 3) 070M55
Condition Quenched and tempered (+QT), ruling section d <= 16 mm Not specified
Elongation 13% min Not specified
Hardness Soft annealed (+A): 217 HBW max Not specified
Tensile Strength 750 to 900 MPa Not specified
Yield Strength 520 MPa min Not specified
Typical Applications
EN 10083-2 C50E
Quenched and tempered, flame or induction hardened machine parts; can also be used normalized (clause 1)
BS 970 (Part 3) 070M55
Used for springs, blades, wear plates, hand tools, shafts, and cutting components.
Key Differences
Can EN 10083-2 C50E Be Substituted With BS 970 (Part 3) 070M55?
EN 10083-2 C50E and BS 970 (Part 3) 070M55 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
EN 10083-2 C50E
No active listings currently.
BS 970 (Part 3) 070M55
Round Bar → (2 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 4800–5800 mm (188.98–228.35 in)
On M-EX Right Now
EN 10083-2 C50E
0 active listings and RFQs →
BS 970 (Part 3) 070M55
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10083-2 C50E and BS 970 (Part 3) 070M55?
EN 10083-2 C50E specifies Cr, Cr+Mo+Ni, Mo, Ni which are not specified for BS 970 (Part 3) 070M55.
Can EN 10083-2 C50E be substituted with BS 970 (Part 3) 070M55?
EN 10083-2 C50E and BS 970 (Part 3) 070M55 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.