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BS 970 (Part 1) 523M15 vs BS 970 EN206

Strong Match — 88.1% match based on chemical composition and mechanical property overlap.

BS 970 (Part 1) 523M15 (BS 970 (Part 1):1991) and BS 970 EN206 (BS 970:1955) are both steel grades. Both fall under the Alloy Steel category. BS 970 (Part 1) 523M15 is defined under British Standards (BS), originating from United Kingdom, while BS 970 EN206 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 (Part 1) 523M15 vs BS 970 EN206 is a 88.1% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a strong match overall at 88.1%.

Frequently Compared With BS 970 (Part 1) 523M15:
IS 1570 (Part 4) 07Cr4Mo6 UNI 11234 100Cr6 IS 4367 10Cr9Mo10 IS 1570 (Part 7) 10Mo6H IS 1570 (Part 4) 103Cr6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H IS 1570 (Part 4) 10Mo6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 10Cr20Mo6 NF A35-565 100C6 IS 1570 (Part 4) 103Cr4
Match Breakdown
CHEMISTRY MATCH
88.1%
MECHANICAL MATCH
No shared data
OVERALL
88.1%
Specifications
Property BS 970 (Part 1) 523M15 BS 970 EN206
Standard BS 970 (Part 1):1991 BS 970:1955
Category Alloy Steel Alloy Steel
C (%) 0.12-0.18 0.12-0.17
Mn (%) 0.30-0.60 0.30-0.50
Cr (%) 0.30-0.60 0.30-0.50
Si (%) Not specified 0.10-0.35
S (%) Not specified <=0.050
P (%) Not specified <=0.050
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 (Part 1) 523M15 BS 970 EN206
Condition Case hardened, 19 mm test bar Not specified
Tensile Strength 620 MPa min Not specified
Elongation 13 % min Not specified
Typical Applications
BS 970 (Part 1) 523M15
Case hardening steel (section four)
BS 970 EN206
Not documented
Key Differences
Can BS 970 (Part 1) 523M15 Be Substituted With BS 970 EN206?
BS 970 (Part 1) 523M15 and BS 970 EN206 overlap closely enough on chemistry and mechanical properties that BS 970 EN206 is often considered as a substitute for BS 970 (Part 1) 523M15 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
On M-EX Right Now
BS 970 (Part 1) 523M15
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BS 970 EN206
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Frequently Asked Questions
What is the difference between BS 970 (Part 1) 523M15 and BS 970 EN206?
BS 970 EN206 specifies Si, S, P which are not specified for BS 970 (Part 1) 523M15.
Can BS 970 (Part 1) 523M15 be substituted with BS 970 EN206?
BS 970 (Part 1) 523M15 and BS 970 EN206 overlap closely enough on chemistry and mechanical properties that BS 970 EN206 is often considered as a substitute for BS 970 (Part 1) 523M15 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.