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EN 10025-5 S420J2W vs CSA G40.21 50W

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

EN 10025-5 S420J2W (EN 10025-5:2019) and CSA G40.21 50W (CSA G40.21-13 (R2023)) are both steel grades. Both fall under the Structural Steel (Corten / Weathering) category. EN 10025-5 S420J2W is defined under European Standard (EN), originating from Europe, while CSA G40.21 50W is defined under Canadian Standards Association (CSA), originating from Canada.

As per chemical composition, EN 10025-5 S420J2W vs CSA G40.21 50W is a 80.4% match. As per mechanical properties, the match is 57.9%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With EN 10025-5 S420J2W:
EN 10025-5 S355K2W EN 10025-5 S420J0W EN 10025-5 S420J4W EN 10025-5 S420J5W EN 10025-5 S460J4W EN 10025-5 S460J5W EN 10025-5 S355J0W EN 10025-5 S420K2W CSA G40.21 260WT CSA G40.21 350A ASTM A709 Grade HPS 70W AS/NZS 3678 Grade 350WR
Match Breakdown
CHEMISTRY MATCH
80.4%
MECHANICAL MATCH
57.9%
OVERALL
35%
Specifications
Property EN 10025-5 S420J2W CSA G40.21 50W
Standard EN 10025-5:2019 CSA G40.21-13 (R2023)
Category Structural Steel (Corten / Weathering) Structural Steel (Corten / Weathering)
C (%) <=0.20 max 0.19
Si (%) <=0.65 max 0.65
Mn (%) 0.50-1.35 max 1.35
P (%) <=0.030 max 0.035
S (%) <=0.030 max 0.035
N (%) <=0.025 Not specified
Cr (%) 0.40-0.80 0.4-0.65
Cu (%) 0.25-0.55 0.25-0.4
Ni (%) Not specified 0.4-0.7
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 S420J2W CSA G40.21 50W
Tensile Strength 500-660 MPa 450-655 MPa (65-95 ksi)
Yield Strength >=420 MPa 345 MPa (50 ksi) min
Elongation >=19% 19% 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
Typical Applications
EN 10025-5 S420J2W
Not documented
CSA G40.21 50W
Bridges, architectural structures, transmission towers, outdoor exposed structures, railway wagons.
Key Differences
Can EN 10025-5 S420J2W Be Substituted With CSA G40.21 50W?
EN 10025-5 S420J2W and CSA G40.21 50W 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 S420J2W
No active listings currently.
CSA G40.21 50W
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2700–4300 mm (106.3–169.29 in)
On M-EX Right Now
EN 10025-5 S420J2W
0 active listings and RFQs →
CSA G40.21 50W
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between EN 10025-5 S420J2W and CSA G40.21 50W?
EN 10025-5 S420J2W specifies N which is not specified for CSA G40.21 50W. CSA G40.21 50W specifies Ni which is not specified for EN 10025-5 S420J2W.
Can EN 10025-5 S420J2W be substituted with CSA G40.21 50W?
EN 10025-5 S420J2W and CSA G40.21 50W 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.