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BS 970 EN32B vs BS 970 (Part 1) 045M10

Minimal Match — 54.3% match based on chemical composition and mechanical property overlap.

BS 970 EN32B (BS 970:1955) and BS 970 (Part 1) 045M10 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Carbon Steel category. BS 970 EN32B is typically used for bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. recommended for limiting ruling sections over 1/2 in. en 32c same title., while BS 970 (Part 1) 045M10 is commonly used for case hardening steel (section four). BS 970 EN32B 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 EN32B vs BS 970 (Part 1) 045M10 is a 81.5% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 54.3%.

Frequently Compared With BS 970 EN32B:
BS 970 (Part 3) 080A15 BS 970 (Part 1) 040A10 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 040A04 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045A10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 060A32 BS 970 (Part 1) 060A40 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10
Match Breakdown
CHEMISTRY MATCH
81.5%
MECHANICAL MATCH
0%
OVERALL
54.3%
Specifications
Property BS 970 EN32B BS 970 (Part 1) 045M10
Standard BS 970:1955 BS 970 (Part 1):1991
Category Carbon Steel Carbon Steel
C (%) 0.10-0.18 0.07-0.13
Si (%) 0.05-0.35 Not specified
Mn (%) 0.60-1.00 0.30-0.60
S (%) <=0.070 Not specified
P (%) <=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 EN32B BS 970 (Part 1) 045M10
Tensile Strength ≥494 MPa (32 tons/sq in, converted) 430 MPa min
Elongation ≥20% 18 % min
Condition Core, after heat treatment (lowest-strength condition of the standard) Case hardened, 19 mm test bar
Typical Applications
BS 970 EN32B
Bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. Recommended for limiting ruling sections over 1/2 in. En 32C same title.
BS 970 (Part 1) 045M10
Case hardening steel (section four)
Key Differences
Can BS 970 EN32B Be Substituted With BS 970 (Part 1) 045M10?
BS 970 EN32B 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.
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BS 970 EN32B
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BS 970 (Part 1) 045M10
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Frequently Asked Questions
What is the difference between BS 970 EN32B and BS 970 (Part 1) 045M10?
BS 970 EN32B specifies Si, S, P which are not specified for BS 970 (Part 1) 045M10.
Can BS 970 EN32B be substituted with BS 970 (Part 1) 045M10?
BS 970 EN32B 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.