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DIN 17222 C80 vs BS 970 (Part 3) 070M55

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

DIN 17222 C80 (DIN 17222:1979-08) and BS 970 (Part 3) 070M55 (BS 970 (Part 3):1991) are both steel grades. Both fall under the Carbon Steel category. DIN 17222 C80 is typically used for springs, music wire, high strength wire, cutting tools, while BS 970 (Part 3) 070M55 is commonly used for used for springs, blades, wear plates, hand tools, shafts, and cutting components.. DIN 17222 C80 is defined under Deutsches Institut fur Normung (DIN), originating from Germany, while BS 970 (Part 3) 070M55 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, DIN 17222 C80 vs BS 970 (Part 3) 070M55 is a 88.1% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 69.9%.

Frequently Compared With DIN 17222 C80:
BS 970 (Part 1) 040A10 BS 970 (Part 1) 080A20 BS 970 (Part 1) 045A10 BS 970 (Part 1) 060A78 BS 970 (Part 1) 060A81 BS 970 (Part 1) 040A04 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 045M10
Match Breakdown
CHEMISTRY MATCH
88.1%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property DIN 17222 C80 BS 970 (Part 3) 070M55
Standard DIN 17222:1979-08 BS 970 (Part 3):1991
Category Carbon Steel Carbon Steel
C (%) 0.75–0.85 0.50-0.60
Si (%) 0.15–0.35 0.10-0.40
Mn (%) 0.50–0.80 0.50-0.90
S (%) ≤0.040 <=0.05
P (%) ≤0.040 <=0.05
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property DIN 17222 C80 BS 970 (Part 3) 070M55
Tensile Strength 900–1100 MPa (annealed) Not specified
Hardness HRC 60–65 (hardened) Not specified
Typical Applications
DIN 17222 C80
Springs, music wire, high strength wire, cutting tools
BS 970 (Part 3) 070M55
Used for springs, blades, wear plates, hand tools, shafts, and cutting components.
Can DIN 17222 C80 Be Substituted With BS 970 (Part 3) 070M55?
DIN 17222 C80 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
DIN 17222 C80
Round Bar → (2 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 6000–6600 mm (236.22–259.84 in)
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
DIN 17222 C80
2 active listings and RFQs →
BS 970 (Part 3) 070M55
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between DIN 17222 C80 and BS 970 (Part 3) 070M55?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can DIN 17222 C80 be substituted with BS 970 (Part 3) 070M55?
DIN 17222 C80 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.