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BS 970 (Part 1) 080M46 vs BS 970 (Part 3) 045A10

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

BS 970 (Part 1) 080M46 (BS 970 (Part 1):1983) and BS 970 (Part 3) 045A10 (BS 970 (Part 3):1991) are both steel grades. Both fall under the Carbon Steel category. BS 970 (Part 1) 080M46 is typically used for used for crankshafts, connecting rods, spindles, gears, shafts, and machine tools., while BS 970 (Part 3) 045A10 is commonly 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). BS 970 (Part 1) 080M46 is defined under British Standards (BS), originating from United Kingdom, while BS 970 (Part 3) 045A10 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 (Part 1) 080M46 vs BS 970 (Part 3) 045A10 is a 80% 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) 080M46:
BS 970 (Part 3) 070M55 BS 970 (Part 1) 040A10 BS 970 (Part 1) 080A20 BS 970 (Part 3) 045M10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 060A45 BS 970 (Part 1) 040A04 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 045A10
Match Breakdown
CHEMISTRY MATCH
80%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property BS 970 (Part 1) 080M46 BS 970 (Part 3) 045A10
Standard BS 970 (Part 1):1983 BS 970 (Part 3):1991
Category Carbon Steel Carbon Steel
C (%) 0.42-0.50 0.08-0.13
Mn (%) 0.60-1.00 0.30-0.60
P (%) <=0.050 <=0.05
S (%) <=0.050 <=0.05
Si (%) Not specified 0.10-0.40
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 1) 080M46
Used for crankshafts, connecting rods, spindles, gears, shafts, and machine tools.
BS 970 (Part 3) 045A10
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)
Key Differences
Can BS 970 (Part 1) 080M46 Be Substituted With BS 970 (Part 3) 045A10?
BS 970 (Part 1) 080M46 and BS 970 (Part 3) 045A10 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
BS 970 (Part 1) 080M46
Round Bar → (2 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 5900–6600 mm (232.28–259.84 in)
BS 970 (Part 3) 045A10
No active listings currently.
On M-EX Right Now
BS 970 (Part 1) 080M46
2 active listings and RFQs →
BS 970 (Part 3) 045A10
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between BS 970 (Part 1) 080M46 and BS 970 (Part 3) 045A10?
BS 970 (Part 3) 045A10 specifies Si which is not specified for BS 970 (Part 1) 080M46.
Can BS 970 (Part 1) 080M46 be substituted with BS 970 (Part 3) 045A10?
BS 970 (Part 1) 080M46 and BS 970 (Part 3) 045A10 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.