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BS 970 EN10 vs BS 970 EN14B

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

BS 970 EN10 (BS 970:1955) and BS 970 EN14B (BS 970:1955) are both steel grades. Both fall under the Alloy Steel category. BS 970 EN10 is typically used for bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. used to a limited extent for special applications; supplied to a specified composition., while BS 970 EN14B is commonly used for bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. suitable hardened and tempered for 40/50 (q) and 45/55 (r) tons/sq in according to ruling section.. BS 970 EN10 is defined under British Standards (BS), originating from United Kingdom, while BS 970 EN14B is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 EN10 vs BS 970 EN14B is a 76.2% 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 EN10:
IS 1570 (Part 4) 105Cr5 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 NF A35-565 100C6 UNI 11234 100Cr6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 7) 10Mo6H
Match Breakdown
CHEMISTRY MATCH
76.2%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property BS 970 EN10 BS 970 EN14B
Standard BS 970:1955 BS 970:1955
Category Alloy Steel Alloy Steel
C (%) 0.50-0.60 0.20-0.30
Si (%) 0.05-0.35 0.10-0.35
Mn (%) 0.50-0.80 1.30-1.70
Ni (%) 0.50-0.80 <=0.40
S (%) <=0.060 <=0.060
P (%) <=0.060 <=0.060
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 EN10 BS 970 EN14B
Tensile Strength Not specified ≥510 MPa (33 tons/sq in, converted)
Yield Strength Not specified ≥355 MPa (23 tons/sq in, converted)
Elongation Not specified ≥20%
Hardness Not specified 170-223 HB
Condition Not specified Normalised, ruling section 5 in (lowest-strength condition of the standard)
Typical Applications
BS 970 EN10
Bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. Used to a limited extent for special applications; supplied to a specified composition.
BS 970 EN14B
Bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. Suitable hardened and tempered for 40/50 (Q) and 45/55 (R) tons/sq in according to ruling section.
Can BS 970 EN10 Be Substituted With BS 970 EN14B?
BS 970 EN10 and BS 970 EN14B 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 EN10
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BS 970 EN14B
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Frequently Asked Questions
What is the difference between BS 970 EN10 and BS 970 EN14B?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can BS 970 EN10 be substituted with BS 970 EN14B?
BS 970 EN10 and BS 970 EN14B 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.