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BS 970 EN8DM vs BS 970 (Part 3) 045M10

Related Material — 69.9% match based on chemical composition and mechanical property overlap.

BS 970 EN8DM (BS 970:1955) and BS 970 (Part 3) 045M10 (BS 970 (Part 3):1991) are both steel grades. Both fall under the Carbon Steel category. BS 970 EN8DM is defined under British Standards (BS), originating from United Kingdom, while BS 970 (Part 3) 045M10 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 EN8DM vs BS 970 (Part 3) 045M10 is a 78.8% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a related material overall at 69.9%.

Frequently Compared With BS 970 EN8DM:
BS 970 (Part 1) 040A04 BS 970 (Part 1) 060A32 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 1) 060A40 BS 970 (Part 1) 060A45 BS 970 (Part 1) 040A10 BS 970 (Part 1) 040A12 BS 970 (Part 1) 055M15
Match Breakdown
CHEMISTRY MATCH
78.8%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property BS 970 EN8DM BS 970 (Part 3) 045M10
Standard BS 970:1955 BS 970 (Part 3):1991
Category Carbon Steel Carbon Steel
C (%) 0.40-0.45 0.07-0.13
Si (%) <=0.25 0.10-0.40
Mn (%) 0.90-1.30 0.30-0.60
S (%) 0.12-0.20 <=0.05
P (%) <=0.060 <=0.05
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 EN8DM BS 970 (Part 3) 045M10
Tensile Strength ≥541 MPa (35 tons/sq in, converted) Not specified
Yield Strength ≥278 MPa (18 tons/sq in, converted) Not specified
Elongation ≥20% Not specified
Hardness 152-207 HB Not specified
Condition Normalised, ruling section 6 in (lowest-strength condition of the standard) Not specified
Typical Applications
BS 970 EN8DM
Not documented
BS 970 (Part 3) 045M10
Bright cold finished bars (cold drawn, turned or precision ground) for general engineering purposes, in straight lengths; case hardening steel, carbon and carbon manganese (Table 14)
Can BS 970 EN8DM Be Substituted With BS 970 (Part 3) 045M10?
BS 970 EN8DM and BS 970 (Part 3) 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 EN8DM
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BS 970 (Part 3) 045M10
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Frequently Asked Questions
What is the difference between BS 970 EN8DM and BS 970 (Part 3) 045M10?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can BS 970 EN8DM be substituted with BS 970 (Part 3) 045M10?
BS 970 EN8DM and BS 970 (Part 3) 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.