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NF A35-552 XC60 vs BS 970 (Part 1) 045M10

Minimal Match — 53.7% match based on chemical composition and mechanical property overlap.

NF A35-552 XC60 (NF A35-552:1986) and BS 970 (Part 1) 045M10 (BS 970 (Part 1):1991) are both steel grades. Both fall under the Carbon Steel category. NF A35-552 XC60 is typically used for used for springs, knives, wear parts, punches, blades, and high-strength tools., while BS 970 (Part 1) 045M10 is commonly used for case hardening steel (section four). NF A35-552 XC60 is defined under Association Francaise de Normalisation (NF), originating from France, while BS 970 (Part 1) 045M10 is defined under British Standards (BS), originating from United Kingdom.

As per chemical composition, NF A35-552 XC60 vs BS 970 (Part 1) 045M10 is a 80.6% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 53.7%.

Frequently Compared With NF A35-552 XC60:
BS 970 (Part 3) 070M55 BS 970 (Part 1) 040A10 BS 970 (Part 1) 080A20 BS 970 (Part 1) 055M15 BS 970 (Part 1) 045A10 BS 970 (Part 1) 040A12 BS 970 (Part 1) 045A10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 060A62 BS 970 (Part 1) 040A04 BS 970 (Part 3) 045A10 BS 970 (Part 1) 045M10
Match Breakdown
CHEMISTRY MATCH
80.6%
MECHANICAL MATCH
0%
OVERALL
53.7%
Specifications
Property NF A35-552 XC60 BS 970 (Part 1) 045M10
Standard NF A35-552:1986 BS 970 (Part 1):1991
Category Carbon Steel Carbon Steel
C (%) 0.57-0.65 0.07-0.13
Si (%) 0.10-0.35 Not specified
Mn (%) 0.50-0.80 0.30-0.60
P (%) 0.045 max Not specified
S (%) 0.045 max 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 NF A35-552 XC60 BS 970 (Part 1) 045M10
Tensile Strength 800-950 MPa 430 MPa min
Yield Strength 500-650 MPa Not specified
Elongation 10-16% 18 % min
Hardness 220-285 HB Not specified
Condition Not specified Case hardened, 19 mm test bar
Typical Applications
NF A35-552 XC60
Used for springs, knives, wear parts, punches, blades, and high-strength tools.
BS 970 (Part 1) 045M10
Case hardening steel (section four)
Key Differences
Can NF A35-552 XC60 Be Substituted With BS 970 (Part 1) 045M10?
NF A35-552 XC60 and BS 970 (Part 1) 045M10 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.
Forms & Sizes Available on M-EX
NF A35-552 XC60
Round Bar → (2 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 5500–5800 mm (216.54–228.35 in)
BS 970 (Part 1) 045M10
No active listings currently.
On M-EX Right Now
NF A35-552 XC60
2 active listings and RFQs →
BS 970 (Part 1) 045M10
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Frequently Asked Questions
What is the difference between NF A35-552 XC60 and BS 970 (Part 1) 045M10?
NF A35-552 XC60 specifies Si, P, S which are not specified for BS 970 (Part 1) 045M10.
Can NF A35-552 XC60 be substituted with BS 970 (Part 1) 045M10?
NF A35-552 XC60 and BS 970 (Part 1) 045M10 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.