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BS 970 (Part 1) 080A30 vs BS 970 EN5B

Strong Match — 93.3% match based on chemical composition and mechanical property overlap.

BS 970 (Part 1) 080A30 (BS 970 (Part 1):1983) and BS 970 EN5B (BS 970:1955) 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 EN5B is commonly used for mechanical properties are not part of the contractual obligations of specifications en 5a, en 5b and en 5c.. BS 970 (Part 1) 080A30 is defined under British Standards (BS), originating from United Kingdom, while BS 970 EN5B is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 (Part 1) 080A30 vs BS 970 EN5B is a 93.3% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 93.3%.

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
93.3%
MECHANICAL MATCH
No shared data
OVERALL
93.3%
Specifications
Property BS 970 (Part 1) 080A30 BS 970 EN5B
Standard BS 970 (Part 1):1983 BS 970:1955
Category Carbon Steel Carbon Steel
C (%) 0.28-0.33 0.28-0.33
Mn (%) 0.70-0.90 0.70-0.90
P (%) <=0.050 <=0.060
S (%) <=0.050 <=0.060
Si (%) Not specified 0.05-0.35
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) 080A30
Through hardening steel for mechanical and allied engineering purposes; supplied in the hardened and tempered conditions of Table 6.
BS 970 EN5B
Mechanical properties are not part of the contractual obligations of specifications En 5A, En 5B and En 5C.
Key Differences
Can BS 970 (Part 1) 080A30 Be Substituted With BS 970 EN5B?
BS 970 (Part 1) 080A30 and BS 970 EN5B overlap closely enough on chemistry and mechanical properties that BS 970 EN5B is often considered as a substitute for BS 970 (Part 1) 080A30 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
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BS 970 (Part 1) 080A30
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BS 970 EN5B
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Frequently Asked Questions
What is the difference between BS 970 (Part 1) 080A30 and BS 970 EN5B?
BS 970 EN5B specifies Si which is not specified for BS 970 (Part 1) 080A30.
Can BS 970 (Part 1) 080A30 be substituted with BS 970 EN5B?
BS 970 (Part 1) 080A30 and BS 970 EN5B overlap closely enough on chemistry and mechanical properties that BS 970 EN5B is often considered as a substitute for BS 970 (Part 1) 080A30 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.