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NF A35-552 XC45 vs SAE J403 1045

Strong Match — 89.1% match based on chemical composition and mechanical property overlap.

NF A35-552 XC45 (NF A35-552:1986) and SAE J403 1045 (SAE J403:2009) are both steel grades. Both fall under the Carbon Steel category. NF A35-552 XC45 is typically used for shafts, gears, axles, bolts, studs, machine parts, forgings, while SAE J403 1045 is commonly used for chemistry-only grade; product scope as listed in the composition notes. NF A35-552 XC45 is defined under Association Francaise de Normalisation (NF), originating from France, while SAE J403 1045 is defined under SAE International, originating from United States.

As per chemical composition, NF A35-552 XC45 vs SAE J403 1045 is a 89.1% 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 89.1%.

Frequently Compared With NF A35-552 XC45:
BS 970 (Part 3) 070M55 BS 970 (Part 1) 040A10 BS 970 (Part 1) 040A12 BS 970 (Part 1) 040A04 BS 970 (Part 3) 045A10 BS 970 (Part 1) 055M15 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045A10 BS 970 (Part 1) 045M10 BS 970 (Part 1) 045M10 BS 970 (Part 3) 045M10 BS 970 (Part 1) 060A32
Match Breakdown
CHEMISTRY MATCH
89.1%
MECHANICAL MATCH
No shared data
OVERALL
89.1%
Specifications
Property NF A35-552 XC45 SAE J403 1045
Standard NF A35-552:1986 SAE J403:2009
Category Carbon Steel Carbon Steel
C (%) 0.42-0.50 0.43-0.50
Si (%) 0.10-0.40 Not specified
Mn (%) 0.50-0.80 0.60-0.90
S (%) <=0.035 <=0.050
P (%) <=0.035 <=0.030
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 XC45 SAE J403 1045
Tensile Strength 570-700 MPa Not specified
Yield Strength >=340 MPa Not specified
Elongation >=16% Not specified
Hardness 170-210 HB Not specified
Typical Applications
NF A35-552 XC45
shafts, gears, axles, bolts, studs, machine parts, forgings
SAE J403 1045
Chemistry-only grade; product scope as listed in the composition notes
Key Differences
Can NF A35-552 XC45 Be Substituted With SAE J403 1045?
NF A35-552 XC45 and SAE J403 1045 overlap closely enough on chemistry and mechanical properties that SAE J403 1045 is often considered as a substitute for NF A35-552 XC45 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
Forms & Sizes Available on M-EX
NF A35-552 XC45
Round Bar → (2 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 6900–7000 mm (271.65–275.59 in)
SAE J403 1045
No active listings currently.
On M-EX Right Now
NF A35-552 XC45
2 active listings and RFQs →
SAE J403 1045
0 active listings and RFQs →
Frequently Asked Questions
What is the difference between NF A35-552 XC45 and SAE J403 1045?
NF A35-552 XC45 specifies Si which is not specified for SAE J403 1045.
Can NF A35-552 XC45 be substituted with SAE J403 1045?
NF A35-552 XC45 and SAE J403 1045 overlap closely enough on chemistry and mechanical properties that SAE J403 1045 is often considered as a substitute for NF A35-552 XC45 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.