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BS 970 (Part 1) 080M15 vs BS 970 (Part 1) 045M10

Close Alternative — 74.3% match based on chemical composition and mechanical property overlap.

BS 970 (Part 1) 080M15 (BS 970 (Part 1):1991) and BS 970 (Part 1) 045M10 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Carbon Steel category. BS 970 (Part 1) 080M15 is typically used for case hardening steel (section four), while BS 970 (Part 1) 045M10 is commonly used for case hardening steel (section four). BS 970 (Part 1) 080M15 is defined under British Standards (BS), originating from United Kingdom, while BS 970 (Part 1) 045M10 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 (Part 1) 080M15 vs BS 970 (Part 1) 045M10 is a 86.5% match. As per mechanical properties, the match is 50%. Combined, this makes them a close alternative overall at 74.3%.

Frequently Compared With BS 970 (Part 1) 080M15:
BS 970 (Part 1) 080A15 BS 970 (Part 1) 080A15 BS 970 (Part 1) 060A40 BS 970 (Part 1) 060A32 BS 970 (Part 1) 040A04 BS 970 (Part 1) 040A12 BS 970 (Part 3) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 040A10 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045A10
Match Breakdown
CHEMISTRY MATCH
86.5%
MECHANICAL MATCH
50%
OVERALL
74.3%
Specifications
Property BS 970 (Part 1) 080M15 BS 970 (Part 1) 045M10
Standard BS 970 (Part 1):1991 BS 970 (Part 1):1991
Category Carbon Steel Carbon Steel
C (%) 0.12-0.18 0.07-0.13
Mn (%) 0.60-1.00 0.30-0.60
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 (Part 1) 080M15 BS 970 (Part 1) 045M10
Condition Case hardened, 19 mm test bar Case hardened, 19 mm test bar
Tensile Strength 460 MPa min 430 MPa min
Elongation 18 % min 18 % min
Typical Applications
BS 970 (Part 1) 080M15
Case hardening steel (section four)
BS 970 (Part 1) 045M10
Case hardening steel (section four)
Can BS 970 (Part 1) 080M15 Be Substituted With BS 970 (Part 1) 045M10?
BS 970 (Part 1) 080M15 and BS 970 (Part 1) 045M10 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
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BS 970 (Part 1) 080M15
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BS 970 (Part 1) 045M10
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Frequently Asked Questions
What is the difference between BS 970 (Part 1) 080M15 and BS 970 (Part 1) 045M10?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can BS 970 (Part 1) 080M15 be substituted with BS 970 (Part 1) 045M10?
BS 970 (Part 1) 080M15 and BS 970 (Part 1) 045M10 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.