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BS 970 EN207 vs BS 970 (Part 1) 527H17

Close Alternative — 83.5% match based on chemical composition and mechanical property overlap.

BS 970 EN207 (BS 970:1955) and BS 970 (Part 1) 527H17 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Alloy Steel category. BS 970 EN207 is defined under British Standards (BS), originating from United Kingdom, while BS 970 (Part 1) 527H17 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 EN207 vs BS 970 (Part 1) 527H17 is a 83.5% match. Mechanical property data is not available for both grades, so this factor could not be scored. Combined, this makes them a close alternative overall at 83.5%.

Frequently Compared With BS 970 EN207:
IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 NF A35-565 100C6 IS 1570 (Part 7) 10Mo6H IS 4367 07Cr4Mo6 UNI 11234 100Cr6 IS 1570 (Part 4) 10Cr20Mo6 IS 4367 10Cr9Mo10 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 7) 10Cr36Mo10H EN 10028-2 10CrMo9-10
Match Breakdown
CHEMISTRY MATCH
83.5%
MECHANICAL MATCH
No shared data
OVERALL
83.5%
Specifications
Property BS 970 EN207 BS 970 (Part 1) 527H17
Standard BS 970:1955 BS 970 (Part 1):1991
Category Alloy Steel Alloy Steel
C (%) 0.16-0.21 0.14-0.20
Si (%) 0.10-0.35 Not specified
Mn (%) 0.60-0.80 0.70-1.00
Cr (%) 0.60-0.80 0.60-0.90
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.
Typical Applications
BS 970 EN207
Not documented
BS 970 (Part 1) 527H17
Case hardening steel (section four)
Key Differences
Can BS 970 EN207 Be Substituted With BS 970 (Part 1) 527H17?
BS 970 EN207 and BS 970 (Part 1) 527H17 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
On M-EX Right Now
BS 970 EN207
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BS 970 (Part 1) 527H17
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Frequently Asked Questions
What is the difference between BS 970 EN207 and BS 970 (Part 1) 527H17?
BS 970 EN207 specifies Si, S, P which are not specified for BS 970 (Part 1) 527H17.
Can BS 970 EN207 be substituted with BS 970 (Part 1) 527H17?
BS 970 EN207 and BS 970 (Part 1) 527H17 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.