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BS 970 EN14A/1 vs BS 970 (Part 1) 045M10

Close Alternative — 78.7% match based on chemical composition and mechanical property overlap.

BS 970 EN14A/1 (BS 970:1955) and BS 970 (Part 1) 045M10 (BS 970 (Part 1):1983) are both steel grades. Both fall under the Carbon Steel category. BS 970 EN14A/1 is typically used for bars and billets for forging; forgings and drop-forgings; bars for machining. purchaser to state hot rolled or normalised., 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 EN14A/1 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 EN14A/1 vs BS 970 (Part 1) 045M10 is a 78.7% 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 78.7%.

Frequently Compared With BS 970 EN14A/1:
BS 970 (Part 1) 040A12 BS 970 (Part 1) 055M15 BS 970 (Part 3) 070M20 BS 970 (Part 1) 040A10 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 040A04 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 060A32 BS 970 (Part 1) 060A40
Match Breakdown
CHEMISTRY MATCH
78.7%
MECHANICAL MATCH
No shared data
OVERALL
78.7%
Specifications
Property BS 970 EN14A/1 BS 970 (Part 1) 045M10
Standard BS 970:1955 BS 970 (Part 1):1983
Category Carbon Steel Carbon Steel
C (%) <=0.23 0.07-0.13
Si (%) 0.05-0.35 Not specified
Mn (%) >=1.20 0.30-0.60
Cu (%) <=0.60 Not specified
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.
Mechanical Properties
Property BS 970 EN14A/1 BS 970 (Part 1) 045M10
Tensile Strength 510-602 MPa (33-39 tons/sq in, converted) Not specified
Elongation ≥18% Not specified
Condition Hot rolled or normalised, ruling section 2 1/2 in, ruling section 2 1/2 in (lowest-strength condition of the standard) Not specified
Typical Applications
BS 970 EN14A/1
Bars and billets for forging; forgings and drop-forgings; bars for machining. Purchaser to state hot rolled or normalised.
BS 970 (Part 1) 045M10
Case hardening steel for mechanical and allied engineering purposes (Table 11 mechanical properties).
Key Differences
Can BS 970 EN14A/1 Be Substituted With BS 970 (Part 1) 045M10?
BS 970 EN14A/1 and BS 970 (Part 1) 045M10 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.
On M-EX Right Now
BS 970 EN14A/1
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BS 970 (Part 1) 045M10
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Frequently Asked Questions
What is the difference between BS 970 EN14A/1 and BS 970 (Part 1) 045M10?
BS 970 EN14A/1 specifies Si, Cu which are not specified for BS 970 (Part 1) 045M10.
Can BS 970 EN14A/1 be substituted with BS 970 (Part 1) 045M10?
BS 970 EN14A/1 and BS 970 (Part 1) 045M10 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.