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NF A35-551 XC10 vs CSA G40.21 400A

Related Material — 56.7% match based on chemical composition and mechanical property overlap.

NF A35-551 XC10 (NF A35-551:1986) and CSA G40.21 400A (CSA G40.21-13 (R2023)) are both steel grades. Both fall under the Structural Steel category. NF A35-551 XC10 is typically used for fabricated parts, cold formed components, tubes, structural parts, bolts, nuts, welded assemblies, while CSA G40.21 400A is commonly used for atmospheric corrosion-resistant (weathering) structural steel; exposed bridge girders and structural members where high strength and weathering resistance are both needed. NF A35-551 XC10 is defined under Association Francaise de Normalisation (NF), originating from France, while CSA G40.21 400A is defined under Canadian Standards Association (CSA), originating from Canada.

As per chemical composition, NF A35-551 XC10 vs CSA G40.21 400A is a 85.1% match. As per mechanical properties, the match is 0%. Combined, this makes them a related material overall at 56.7%.

Frequently Compared With NF A35-551 XC10:
CSA G40.21 400W CSA G40.21 350W CSA G40.21 260W CSA G40.21 480W GOST 19281 09G2S AS/NZS 3679.1 350 ASTM A1008 SS Grade 80 CSA G40.21 300W ASTM A1008 SS Grade 50 AS/NZS 3679.1 300 ASTM A283C ASTM A572 Gr.65
Match Breakdown
CHEMISTRY MATCH
85.1%
MECHANICAL MATCH
0%
OVERALL
56.7%
Specifications
Property NF A35-551 XC10 CSA G40.21 400A
Standard NF A35-551:1986 CSA G40.21-13 (R2023)
Category Structural Steel Structural Steel
C (%) 0.08-0.13 <=0.23
Si (%) <=0.35 <=0.40
Mn (%) 0.30-0.60 <=1.60
S (%) <=0.035 <=0.035
P (%) <=0.035 <=0.035
Cu (%) Not specified 0.20-0.40
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property NF A35-551 XC10 CSA G40.21 400A
Tensile Strength 320-420 MPa 520-670 MPa
Yield Strength >=210 MPa 400 MPa min
Elongation >=28% 17% min
Hardness 110-140 HB Not specified
Impact Not specified 27J at 0°C
Typical Applications
NF A35-551 XC10
fabricated parts, cold formed components, tubes, structural parts, bolts, nuts, welded assemblies
CSA G40.21 400A
Atmospheric corrosion-resistant (weathering) structural steel; exposed bridge girders and structural members where high strength and weathering resistance are both needed
Key Differences
Can NF A35-551 XC10 Be Substituted With CSA G40.21 400A?
NF A35-551 XC10 and CSA G40.21 400A 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 A35-551 XC10
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2500–2900 mm (98.43–114.17 in)
CSA G40.21 400A
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2800–4200 mm (110.24–165.35 in)
On M-EX Right Now
NF A35-551 XC10
2 active listings and RFQs →
CSA G40.21 400A
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between NF A35-551 XC10 and CSA G40.21 400A?
CSA G40.21 400A specifies Cu which is not specified for NF A35-551 XC10.
Can NF A35-551 XC10 be substituted with CSA G40.21 400A?
NF A35-551 XC10 and CSA G40.21 400A 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.