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

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

BS 970 EN5B (BS 970:1955) and BS 970 (Part 1) 080A30 (BS 970 (Part 1):1983) are both steel grades. Both fall under the Carbon Steel category. BS 970 EN5B is typically used for mechanical properties are not part of the contractual obligations of specifications en 5a, en 5b and en 5c., while BS 970 (Part 1) 080A30 is commonly used for through hardening steel for mechanical and allied engineering purposes; supplied in the hardened and tempered conditions of table 6.. BS 970 EN5B is defined under British Standards (BS), originating from United Kingdom, while BS 970 (Part 1) 080A30 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 EN5B vs BS 970 (Part 1) 080A30 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 EN5B:
BS 970 (Part 1) 040A12 BS 970 (Part 1) 040A04 BS 970 (Part 1) 040A10 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 060A32 BS 970 (Part 1) 060A40
Match Breakdown
CHEMISTRY MATCH
93.3%
MECHANICAL MATCH
No shared data
OVERALL
93.3%
Specifications
Property BS 970 EN5B BS 970 (Part 1) 080A30
Standard BS 970:1955 BS 970 (Part 1):1983
Category Carbon Steel Carbon Steel
C (%) 0.28-0.33 0.28-0.33
Si (%) 0.05-0.35 Not specified
Mn (%) 0.70-0.90 0.70-0.90
S (%) <=0.060 <=0.050
P (%) <=0.060 <=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 EN5B
Mechanical properties are not part of the contractual obligations of specifications En 5A, En 5B and En 5C.
BS 970 (Part 1) 080A30
Through hardening steel for mechanical and allied engineering purposes; supplied in the hardened and tempered conditions of Table 6.
Key Differences
Can BS 970 EN5B Be Substituted With BS 970 (Part 1) 080A30?
BS 970 EN5B and BS 970 (Part 1) 080A30 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 080A30 is often considered as a substitute for BS 970 EN5B 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 EN5B
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BS 970 (Part 1) 080A30
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Frequently Asked Questions
What is the difference between BS 970 EN5B and BS 970 (Part 1) 080A30?
BS 970 EN5B specifies Si which is not specified for BS 970 (Part 1) 080A30.
Can BS 970 EN5B be substituted with BS 970 (Part 1) 080A30?
BS 970 EN5B and BS 970 (Part 1) 080A30 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 080A30 is often considered as a substitute for BS 970 EN5B in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.