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CSA G40.21 480A vs JIS G3114 SMA400

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

CSA G40.21 480A (CSA G40.21-13 (R2023)) and JIS G3114 SMA400 (JIS G 3114:2022) are both steel grades. Both fall under the Structural Steel (Corten / Weathering) category. CSA G40.21 480A is typically used for high-strength atmospheric corrosion-resistant (weathering) structural steel; heavy exposed structural members, bridge girders, while JIS G3114 SMA400 is commonly used for used in bridges, transmission towers, railway wagons, containers, and structural frameworks.. CSA G40.21 480A is defined under Canadian Standards Association (CSA), originating from Canada, while JIS G3114 SMA400 is defined under Japanese Industrial Standards (JIS), originating from Japan.

As per chemical composition, CSA G40.21 480A vs JIS G3114 SMA400 is a 74.4% match. As per mechanical properties, the match is 0%. Combined, this makes them a minimal match overall at 35%.

Frequently Compared With CSA G40.21 480A:
EN 10025-5 S355J2W CSA G40.21 350A ASTM A588 Grade A EN 10025-5 S355J0WP CSA G40.21 50W EN 10025-5 S355J2WP ASTM A588 AS/NZS 3678 Grade 350WR ASTM A588 Grade B CSA G40.21 260WT ASTM A709 Grade HPS 70W EN 10025-5 S235J2W
Match Breakdown
CHEMISTRY MATCH
74.4%
MECHANICAL MATCH
0%
OVERALL
35%
Specifications
Property CSA G40.21 480A JIS G3114 SMA400
Standard CSA G40.21-13 (R2023) JIS G 3114:2022
Category Structural Steel (Corten / Weathering) Structural Steel (Corten / Weathering)
C (%) <=0.23 0.18 max
Mn (%) <=1.60 0.60-1.40
Si (%) <=0.40 0.35-0.75
P (%) <=0.035 0.035 max
S (%) <=0.035 0.035 max
Cu (%) 0.20-0.40 0.20-0.50
Cr (%) 0.40-0.65 0.30-1.25
Ni (%) Not specified 0.20-0.65
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property CSA G40.21 480A JIS G3114 SMA400
Tensile Strength 620-760 MPa 400-540 MPa
Yield Strength 480 MPa min 245 MPa min
Elongation 15% min 17% min
Impact 27J at 0°C Not specified
Hardness Not specified 120-170 HB
Typical Applications
CSA G40.21 480A
High-strength atmospheric corrosion-resistant (weathering) structural steel; heavy exposed structural members, bridge girders
JIS G3114 SMA400
Used in bridges, transmission towers, railway wagons, containers, and structural frameworks.
Key Differences
Can CSA G40.21 480A Be Substituted With JIS G3114 SMA400?
CSA G40.21 480A and JIS G3114 SMA400 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
CSA G40.21 480A
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2500–3400 mm (98.43–133.86 in)
JIS G3114 SMA400
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2800–4100 mm (110.24–161.42 in)
On M-EX Right Now
CSA G40.21 480A
2 active listings and RFQs →
JIS G3114 SMA400
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between CSA G40.21 480A and JIS G3114 SMA400?
JIS G3114 SMA400 specifies Ni which is not specified for CSA G40.21 480A.
Can CSA G40.21 480A be substituted with JIS G3114 SMA400?
CSA G40.21 480A and JIS G3114 SMA400 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.