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EN 10025-2 S275 vs CSA G40.21 400W

Related Material — 67.9% match based on chemical composition and mechanical property overlap.

EN 10025-2 S275 (EN 10025-2:2019) and CSA G40.21 400W (CSA G40.21-13 (R2023)) are both steel grades. Both fall under the Structural Steel category. EN 10025-2 S275 is typically used for structural beams, columns, bridges, general fabrication, while CSA G40.21 400W is commonly used for heavy structural fabrication, bridges, offshore platforms, cranes, pressure vessels, mining equipment.. EN 10025-2 S275 is defined under European Standard (EN), originating from Europe, while CSA G40.21 400W is defined under Canadian Standards Association (CSA), originating from Canada.

As per chemical composition, EN 10025-2 S275 vs CSA G40.21 400W is a 98.2% match. As per mechanical properties, the match is 7.1%. Combined, this makes them a related material overall at 67.9%.

Frequently Compared With EN 10025-2 S275:
CSA G40.21 260W IS 2062 E165 ASTM A1008 SS Grade 50 ASTM A572 Gr.65 GOST 19281 09G2S AS/NZS 3679.1 300 CSA G40.21 300W AS/NZS 3679.1 350 CSA G40.21 400A ASTM A1008 SS Grade 80
Other Structural Steel Grades to Compare With EN 10025-2 S275:
CSA G40.21 350W CSA G40.21 480W
Match Breakdown
CHEMISTRY MATCH
98.2%
MECHANICAL MATCH
7.1%
OVERALL
67.9%
Specifications
Property EN 10025-2 S275 CSA G40.21 400W
Standard EN 10025-2:2019 CSA G40.21-13 (R2023)
Category Structural Steel Structural Steel
C (%) 0-0.25 max 0.23
Mn (%) 0-1.5 max 1.6
Si (%) 0-0.5 max 0.5
P (%) max 0.04 max 0.035
S (%) max 0.04 max 0.035
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property EN 10025-2 S275 CSA G40.21 400W
Yield Strength 275 MPa min (t<=16mm) 400 MPa min
Tensile Strength 410-560 MPa 520-690 MPa
Elongation 23% min Not specified
Typical Applications
EN 10025-2 S275
Structural beams, columns, bridges, general fabrication
CSA G40.21 400W
Heavy structural fabrication, bridges, offshore platforms, cranes, pressure vessels, mining equipment.
Can EN 10025-2 S275 Be Substituted With CSA G40.21 400W?
EN 10025-2 S275 and CSA G40.21 400W 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
EN 10025-2 S275
Round Bar → (2 listings)
Diameter: 40–40 mm (1.57–1.57 in)
Length: 5000–5000 mm (196.85–196.85 in)
CSA G40.21 400W
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2500–5200 mm (98.43–204.72 in)
On M-EX Right Now
EN 10025-2 S275
2 active listings and RFQs →
CSA G40.21 400W
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10025-2 S275 and CSA G40.21 400W?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can EN 10025-2 S275 be substituted with CSA G40.21 400W?
EN 10025-2 S275 and CSA G40.21 400W 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.