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BS 970 EN38 vs BS 970 (Part 1) 835H15

Related Material — 67.1% match based on chemical composition and mechanical property overlap.

BS 970 EN38 (BS 970:1955) and BS 970 (Part 1) 835H15 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Alloy Steel category. BS 970 EN38 is typically used for bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. suitable for tensile strength of 65 tons/sq in min., while BS 970 (Part 1) 835H15 is commonly used for case hardening steel (section four). BS 970 EN38 is defined under British Standards (BS), originating from United Kingdom, while BS 970 (Part 1) 835H15 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 EN38 vs BS 970 (Part 1) 835H15 is a 67.1% 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 67.1%.

Frequently Compared With BS 970 EN38:
IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 103Cr4 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) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 7) 10Mo6H
Match Breakdown
CHEMISTRY MATCH
67.1%
MECHANICAL MATCH
No shared data
OVERALL
67.1%
Specifications
Property BS 970 EN38 BS 970 (Part 1) 835H15
Standard BS 970:1955 BS 970 (Part 1):1991
Category Alloy Steel Alloy Steel
C (%) <=0.16 0.12-0.18
Si (%) 0.10-0.35 Not specified
Mn (%) <=0.60 0.25-0.50
Ni (%) 4.50-5.50 3.90-4.30
Cr (%) <=0.30 1.00-1.40
Mo (%) 0.15-0.30 0.15-0.30
S (%) <=0.050 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 EN38 BS 970 (Part 1) 835H15
Tensile Strength ≥1004 MPa (65 tons/sq in, converted) Not specified
Elongation ≥13% Not specified
Condition Core, after heat treatment (lowest-strength condition of the standard) Not specified
Typical Applications
BS 970 EN38
Bars and billets for forging; forgings and drop-forgings; bars for machining; bright bars. Suitable for tensile strength of 65 tons/sq in min.
BS 970 (Part 1) 835H15
Case hardening steel (section four)
Key Differences
Can BS 970 EN38 Be Substituted With BS 970 (Part 1) 835H15?
BS 970 EN38 and BS 970 (Part 1) 835H15 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 EN38
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BS 970 (Part 1) 835H15
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Frequently Asked Questions
What is the difference between BS 970 EN38 and BS 970 (Part 1) 835H15?
BS 970 EN38 specifies Si, S, P which are not specified for BS 970 (Part 1) 835H15.
Can BS 970 EN38 be substituted with BS 970 (Part 1) 835H15?
BS 970 EN38 and BS 970 (Part 1) 835H15 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.