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BS 970 (Part 1) 060A78 vs BS 970 (Part 1) 045M10

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

BS 970 (Part 1) 060A78 (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) 060A78 is typically used for as-rolled, or as-rolled and softened, steel (section two), while BS 970 (Part 1) 045M10 is commonly used for case hardening steel (section four). BS 970 (Part 1) 060A78 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) 060A78 vs BS 970 (Part 1) 045M10 is a 87.1% 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 BS 970 (Part 1) 060A78:
BS 970 (Part 1) 060A81 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 060A62 BS 970 (Part 1) 060A67 BS 970 (Part 1) 040A10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 040A04 BS 970 (Part 1) 040A12 BS 970 (Part 1) 060A72 BS 970 (Part 1) 070A67 BS 970 (Part 3) 045A10
Match Breakdown
CHEMISTRY MATCH
87.1%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property BS 970 (Part 1) 060A78 BS 970 (Part 1) 045M10
Standard BS 970 (Part 1):1991 BS 970 (Part 1):1991
Category Carbon Steel Carbon Steel
C (%) 0.75-0.82 0.07-0.13
Mn (%) 0.50-0.70 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) 060A78 BS 970 (Part 1) 045M10
Condition Not specified Case hardened, 19 mm test bar
Tensile Strength Not specified 430 MPa min
Elongation Not specified 18 % min
Typical Applications
BS 970 (Part 1) 060A78
As-rolled, or as-rolled and softened, steel (section two)
BS 970 (Part 1) 045M10
Case hardening steel (section four)
Can BS 970 (Part 1) 060A78 Be Substituted With BS 970 (Part 1) 045M10?
BS 970 (Part 1) 060A78 and BS 970 (Part 1) 045M10 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.
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BS 970 (Part 1) 060A78
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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) 060A78 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) 060A78 be substituted with BS 970 (Part 1) 045M10?
BS 970 (Part 1) 060A78 and BS 970 (Part 1) 045M10 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.