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BS 970 (Part 1) 665H20 vs BS 970 (Part 1) 665H20

Strong Match — 98.6% match based on chemical composition and mechanical property overlap.

BS 970 (Part 1) 665H20 (BS 970 (Part 1):1991) and BS 970 (Part 1) 665H20 (BS 970 (Part 1):1983) are both steel grades. Both fall under the Alloy Steel category. BS 970 (Part 1) 665H20 is typically used for case hardening steel (section four), while BS 970 (Part 1) 665H20 is commonly used for case hardening steel supplied to specified hardenability limits (end quench test, table 10).. BS 970 (Part 1) 665H20 is defined under British Standards (BS), originating from United Kingdom, while BS 970 (Part 1) 665H20 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, BS 970 (Part 1) 665H20 vs BS 970 (Part 1) 665H20 is a 98.6% 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 98.6%.

Frequently Compared With BS 970 (Part 1) 665H20:
NF A35-565 100C6 IS 1570 (Part 4) 105Cr5 IS 1570 (Part 4) 10Cr20Mo6 IS 11169 (Part 1) 10Ni5Cr4 UNI 11234 100Cr6 IS 4367 07Cr4Mo6 IS 1570 (Part 4) 07Cr4Mo6 IS 1570 (Part 4) 103Cr4 IS 1570 (Part 4) 103Cr6 IS 1570 (Part 7) 10Cr36Mo10H IS 4367 10Cr9Mo10 IS 1570 (Part 4) 10Mo6
Match Breakdown
CHEMISTRY MATCH
98.6%
MECHANICAL MATCH
No shared data
OVERALL
98.6%
Specifications
Property BS 970 (Part 1) 665H20 BS 970 (Part 1) 665H20
Standard BS 970 (Part 1):1991 BS 970 (Part 1):1983
Category Alloy Steel Alloy Steel
C (%) 0.17-0.23 0.17-0.23
Mn (%) 0.35-0.75 0.35-0.75
Mo (%) 0.20-0.30 0.20-0.30
Ni (%) 1.50-2.00 1.50-2.00
P (%) Not specified <=0.035
S (%) Not specified <=0.040
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Typical Applications
BS 970 (Part 1) 665H20
Case hardening steel (section four)
BS 970 (Part 1) 665H20
Case hardening steel supplied to specified hardenability limits (end quench test, Table 10).
Key Differences
Can BS 970 (Part 1) 665H20 Be Substituted With BS 970 (Part 1) 665H20?
BS 970 (Part 1) 665H20 and BS 970 (Part 1) 665H20 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 665H20 is often considered as a substitute for BS 970 (Part 1) 665H20 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
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BS 970 (Part 1) 665H20
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Frequently Asked Questions
What is the difference between BS 970 (Part 1) 665H20 and BS 970 (Part 1) 665H20?
BS 970 (Part 1) 665H20 specifies P, S which are not specified for BS 970 (Part 1) 665H20.
Can BS 970 (Part 1) 665H20 be substituted with BS 970 (Part 1) 665H20?
BS 970 (Part 1) 665H20 and BS 970 (Part 1) 665H20 overlap closely enough on chemistry and mechanical properties that BS 970 (Part 1) 665H20 is often considered as a substitute for BS 970 (Part 1) 665H20 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.