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BS 970 (Part 3) 045M10 vs BS 970 (Part 1) 060A78

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

BS 970 (Part 3) 045M10 (BS 970 (Part 3):1991) and BS 970 (Part 1) 060A78 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Carbon Steel category. BS 970 (Part 3) 045M10 is typically used for bright cold finished bars (cold drawn, turned or precision ground) for general engineering purposes, in straight lengths; case hardening steel, carbon and carbon manganese (table 14), while BS 970 (Part 1) 060A78 is commonly used for as-rolled, or as-rolled and softened, steel (section two). BS 970 (Part 3) 045M10 is defined under British Standards (BS), originating from United Kingdom, while BS 970 (Part 1) 060A78 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 (Part 3) 045M10 vs BS 970 (Part 1) 060A78 is a 81.4% 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 3) 045M10:
BS 970 (Part 3) 045A10 BS 970 (Part 1) 070A67 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 040A10 BS 970 (Part 1) 045A10 BS 970 (Part 3) 070M20 BS 970 (Part 1) 060A40 BS 970 (Part 1) 080A15 BS 970 (Part 1) 045M10 BS 970 (Part 3) 080A15
Match Breakdown
CHEMISTRY MATCH
81.4%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property BS 970 (Part 3) 045M10 BS 970 (Part 1) 060A78
Standard BS 970 (Part 3):1991 BS 970 (Part 1):1991
Category Carbon Steel Carbon Steel
C (%) 0.07-0.13 0.75-0.82
Si (%) 0.10-0.40 Not specified
Mn (%) 0.30-0.60 0.50-0.70
P (%) <=0.05 Not specified
S (%) <=0.05 Not specified
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
BS 970 (Part 3) 045M10
Bright cold finished bars (cold drawn, turned or precision ground) for general engineering purposes, in straight lengths; case hardening steel, carbon and carbon manganese (Table 14)
BS 970 (Part 1) 060A78
As-rolled, or as-rolled and softened, steel (section two)
Key Differences
Can BS 970 (Part 3) 045M10 Be Substituted With BS 970 (Part 1) 060A78?
BS 970 (Part 3) 045M10 and BS 970 (Part 1) 060A78 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 3) 045M10
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BS 970 (Part 1) 060A78
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Frequently Asked Questions
What is the difference between BS 970 (Part 3) 045M10 and BS 970 (Part 1) 060A78?
BS 970 (Part 3) 045M10 specifies Si, P, S which are not specified for BS 970 (Part 1) 060A78.
Can BS 970 (Part 3) 045M10 be substituted with BS 970 (Part 1) 060A78?
BS 970 (Part 3) 045M10 and BS 970 (Part 1) 060A78 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.