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BS 970 (Part 1) 080A30 vs BS 970 (Part 1) 055M15

Close Alternative — 84.9% match based on chemical composition and mechanical property overlap.

BS 970 (Part 1) 080A30 (BS 970 (Part 1):1983) and BS 970 (Part 1) 055M15 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Carbon Steel category. BS 970 (Part 1) 080A30 is typically used for through hardening steel for mechanical and allied engineering purposes; supplied in the hardened and tempered conditions of table 6., while BS 970 (Part 1) 055M15 is commonly used for as-rolled, or as-rolled and softened, steel (section two). BS 970 (Part 1) 080A30 is defined under British Standards (BS), originating from United Kingdom, while BS 970 (Part 1) 055M15 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 (Part 1) 080A30 vs BS 970 (Part 1) 055M15 is a 86.3% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 84.9%.

Frequently Compared With BS 970 (Part 1) 080A30:
BS 970 (Part 1) 060A32 BS 970 (Part 1) 060A40 BS 970 (Part 1) 040A10 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 060A45 BS 970 (Part 1) 040A04 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 045M10
Match Breakdown
CHEMISTRY MATCH
86.3%
MECHANICAL MATCH
No shared data
OVERALL
84.9%
Specifications
Property BS 970 (Part 1) 080A30 BS 970 (Part 1) 055M15
Standard BS 970 (Part 1):1983 BS 970 (Part 1):1991
Category Carbon Steel Carbon Steel
C (%) 0.28-0.33 <=0.20
Mn (%) 0.70-0.90 <=0.80
P (%) <=0.050 Not specified
S (%) <=0.050 Not specified
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) 080A30 BS 970 (Part 1) 055M15
Condition Not specified As-rolled
Tensile Strength Not specified 310 MPa min
Elongation Not specified 25 % min
Hardness Not specified 121 HB min
Typical Applications
BS 970 (Part 1) 080A30
Through hardening steel for mechanical and allied engineering purposes; supplied in the hardened and tempered conditions of Table 6.
BS 970 (Part 1) 055M15
As-rolled, or as-rolled and softened, steel (section two)
Key Differences
Can BS 970 (Part 1) 080A30 Be Substituted With BS 970 (Part 1) 055M15?
BS 970 (Part 1) 080A30 and BS 970 (Part 1) 055M15 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) 080A30
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BS 970 (Part 1) 055M15
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Frequently Asked Questions
What is the difference between BS 970 (Part 1) 080A30 and BS 970 (Part 1) 055M15?
BS 970 (Part 1) 080A30 specifies P, S which are not specified for BS 970 (Part 1) 055M15.
Can BS 970 (Part 1) 080A30 be substituted with BS 970 (Part 1) 055M15?
BS 970 (Part 1) 080A30 and BS 970 (Part 1) 055M15 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.