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EN 10025-5 S355J2W vs CSA G40.21 260WT

Minimal Match — 35% match based on chemical composition and mechanical property overlap.

EN 10025-5 S355J2W (EN 10025-5:2019) and CSA G40.21 260WT (CSA G40.21-13 (R2023)) are both steel grades. Both fall under the Structural Steel (Corten / Weathering) category. EN 10025-5 S355J2W is typically used for used for bridges, rail wagons, architectural structures, containers, transmission towers, and outdoor steelwork., while CSA G40.21 260WT is commonly used for weldable structural steel with guaranteed charpy v-notch low-temperature toughness; secondary members, stair stringers, bracing in cold-climate service. EN 10025-5 S355J2W is defined under European Standard (EN), originating from Europe, while CSA G40.21 260WT is defined under Canadian Standards Association (CSA), originating from Canada.

As per chemical composition, EN 10025-5 S355J2W vs CSA G40.21 260WT is a 79.6% match. As per mechanical properties, the match is 1.3%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With EN 10025-5 S355J2W:
ASTM A588 JIS G3114 SMA400 EN 10025-5 S355J0WP EN 10025-5 S355J2WP ASTM A588 Grade A AS/NZS 3678 Grade 350WR CSA G40.21 350A CSA G40.21 50W CSA G40.21 480A ASTM A709 Grade HPS 70W ASTM A588 Grade B EN 10025-5 S235J2W
Match Breakdown
CHEMISTRY MATCH
79.6%
MECHANICAL MATCH
1.3%
OVERALL
35%
Specifications
Property EN 10025-5 S355J2W CSA G40.21 260WT
Standard EN 10025-5:2019 CSA G40.21-13 (R2023)
Category Structural Steel (Corten / Weathering) Structural Steel (Corten / Weathering)
C (%) <=0.16 <=0.20
Si (%) <=0.50 <=0.40
Mn (%) 0.50-1.50 <=1.35
P (%) <=0.030 <=0.035
S (%) <=0.030 <=0.035
Cr (%) 0.40-0.80 0.40-0.65
Cu (%) 0.25-0.55 0.20-0.40
Ni (%) Not specified <=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 EN 10025-5 S355J2W CSA G40.21 260WT
Tensile Strength 470-630 MPa 380-480 MPa
Yield Strength >=355 MPa 260 MPa min
Elongation >=22% 23% min
Condition Nominal thickness up to 16 mm for yield, 3 to 100 mm for tensile, 3 to 40 mm for elongation (Lo = 5.65 sqrt(S0), longitudinal); transverse values are lower, see blocks Not specified
Impact Not specified 27J at -20°C
Typical Applications
EN 10025-5 S355J2W
Used for bridges, rail wagons, architectural structures, containers, transmission towers, and outdoor steelwork.
CSA G40.21 260WT
Weldable structural steel with guaranteed Charpy V-notch low-temperature toughness; secondary members, stair stringers, bracing in cold-climate service
Key Differences
Can EN 10025-5 S355J2W Be Substituted With CSA G40.21 260WT?
EN 10025-5 S355J2W and CSA G40.21 260WT 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 10025-5 S355J2W
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2900–4400 mm (114.17–173.23 in)
CSA G40.21 260WT
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2600–2900 mm (102.36–114.17 in)
On M-EX Right Now
EN 10025-5 S355J2W
2 active listings and RFQs →
CSA G40.21 260WT
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10025-5 S355J2W and CSA G40.21 260WT?
CSA G40.21 260WT specifies Ni which is not specified for EN 10025-5 S355J2W.
Can EN 10025-5 S355J2W be substituted with CSA G40.21 260WT?
EN 10025-5 S355J2W and CSA G40.21 260WT 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.