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BS 970 (Part 3) 080M50 vs BS 970 (Part 1) 045M10

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

BS 970 (Part 3) 080M50 (BS 970 (Part 3):1991) and BS 970 (Part 1) 045M10 (BS 970 (Part 1):1983) are both steel grades. Both fall under the Carbon Steel category. BS 970 (Part 3) 080M50 is typically used for used for shafts, rollers, wear-resistant parts, gears, springs, and machine components., while BS 970 (Part 1) 045M10 is commonly used for case hardening steel for mechanical and allied engineering purposes (table 11 mechanical properties).. BS 970 (Part 3) 080M50 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 3) 080M50 vs BS 970 (Part 1) 045M10 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 3) 080M50:
BS 970 (Part 3) 070M55 BS 970 (Part 1) 080A20 BS 970 (Part 1) 040A10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 040A04 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 060A32 BS 970 (Part 1) 055M15
Match Breakdown
CHEMISTRY MATCH
80%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property BS 970 (Part 3) 080M50 BS 970 (Part 1) 045M10
Standard BS 970 (Part 3):1991 BS 970 (Part 1):1983
Category Carbon Steel Carbon Steel
C (%) 0.45-0.55 0.07-0.13
Si (%) 0.10-0.40 Not specified
Mn (%) 0.60-1.00 0.30-0.60
P (%) <=0.05 <=0.050
S (%) <=0.05 <=0.050
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) 080M50
Used for shafts, rollers, wear-resistant parts, gears, springs, and machine components.
BS 970 (Part 1) 045M10
Case hardening steel for mechanical and allied engineering purposes (Table 11 mechanical properties).
Key Differences
Can BS 970 (Part 3) 080M50 Be Substituted With BS 970 (Part 1) 045M10?
BS 970 (Part 3) 080M50 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.
Forms & Sizes Available on M-EX
BS 970 (Part 3) 080M50
Round Bar → (2 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 5200–5700 mm (204.72–224.41 in)
BS 970 (Part 1) 045M10
No active listings currently.
On M-EX Right Now
BS 970 (Part 3) 080M50
2 active listings and RFQs →
BS 970 (Part 1) 045M10
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between BS 970 (Part 3) 080M50 and BS 970 (Part 1) 045M10?
BS 970 (Part 3) 080M50 specifies Si which is not specified for BS 970 (Part 1) 045M10.
Can BS 970 (Part 3) 080M50 be substituted with BS 970 (Part 1) 045M10?
BS 970 (Part 3) 080M50 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.