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BS 970 EN13 vs SAE J404 4615

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

BS 970 EN13 (BS 970:1955) and SAE J404 4615 (SAE J404:2009) are both steel grades. Both fall under the Alloy Steel category. BS 970 EN13 is typically used for bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. suitable for tensile strength 40/50 (q) tons/sq in., while SAE J404 4615 is commonly used for chemistry-only alloy steel grade; see the composition notes for product scope. BS 970 EN13 is defined under British Standards (BS), originating from United Kingdom, while SAE J404 4615 is defined under SAE International, originating from United States.

As per chemical composition, BS 970 EN13 vs SAE J404 4615 is a 72.1% 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 EN13:
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) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 EN 10028-2 10CrMo9-10 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
72.1%
MECHANICAL MATCH
No shared data
OVERALL
69.9%
Specifications
Property BS 970 EN13 SAE J404 4615
Standard BS 970:1955 SAE J404:2009
Category Alloy Steel Alloy Steel
C (%) 0.15-0.25 0.13-0.18
Si (%) 0.10-0.35 0.15-0.35
Mn (%) 1.40-1.80 0.45-0.65
Ni (%) 0.40-0.70 1.65-2.00
Mo (%) 0.15-0.35 0.20-0.30
S (%) <=0.050 <=0.040
P (%) <=0.050 <=0.030
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 EN13 SAE J404 4615
Tensile Strength ≥618 MPa (40 tons/sq in, converted) Not specified
Yield Strength ≥463 MPa (30 tons/sq in, converted) Not specified
Elongation ≥22% Not specified
Hardness 179-229 HB Not specified
Condition Hardened and tempered Q, ruling section 6 in (lowest-strength condition of the standard) Not specified
Typical Applications
BS 970 EN13
Bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. Suitable for tensile strength 40/50 (Q) tons/sq in.
SAE J404 4615
Chemistry-only alloy steel grade; see the composition notes for product scope
Can BS 970 EN13 Be Substituted With SAE J404 4615?
BS 970 EN13 and SAE J404 4615 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 EN13
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SAE J404 4615
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Frequently Asked Questions
What is the difference between BS 970 EN13 and SAE J404 4615?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can BS 970 EN13 be substituted with SAE J404 4615?
BS 970 EN13 and SAE J404 4615 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.