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CSA G40.21-13 (R2023) 350W Steel: Specifications & Listings

CSA G40.21-13 (R2023) 350W: 350W is a Canadian weldable structural steel grade with improved atmospheric toughness and weldability. It is commonly used in load bearing structures and fabricated assemblies.

Forms: Plate Category: Structural Steel
Grade Details
GradeCSA G40.21-13 (R2023) 350W
Standard CSA G40.21-13 (R2023)
ApplicationsUsed in buildings, bridges, cranes, transmission towers, heavy equipment, and structural fabrications.
Most Active InWest (Maharashtra)
Equivalent / Similar Grades
Grade Standard Region Live on M-EX
IS 2062 E450A IS 2062:2011 India 2 listings, 0 RFQs →
AS/NZS 3679.1 350 AS/NZS 3679.1:2016 Australia 1 listing, 1 RFQ →
IS 2062 E410A IS 2062:2011 India 8 listings, 6 RFQs →
CSA G40.21 260W CSA G40.21-13 (R2023) Canada 2 listings, 0 RFQs →
CSA G40.21 400W CSA G40.21-13 (R2023) Canada 2 listings, 0 RFQs →
CSA G40.21 480W CSA G40.21-13 (R2023) Canada 0 listings, 2 RFQs →
AS/NZS 3678 Grade 400 AS/NZS 3678:2016 Australia 2 listings, 0 RFQs →
AS/NZS 3678 Grade 450 AS/NZS 3678:2016 Australia 2 listings, 0 RFQs →
Supply & Demand by FormSee Full Supply & Demand →
Plate →
Low Activity
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
AS/NZS 1594 HA350 AS/NZS 1594:2025 Strong Match
AS/NZS 3678 Grade 350L0 AS/NZS 3678:2016 Strong Match
AS/NZS 3679.1 350 AS/NZS 3679.1:2016 Strong Match
AS/NZS 3678 Grade 450 AS/NZS 3678:2016 Strong Match
AS/NZS Grade 500 AS/NZS 3597:2008 Strong Match
CSA G40.21 260W CSA G40.21-13 (R2023) Close Alternative
IS 2062 E450D IS 2062:2006 Close Alternative
IS 2062 E450A IS 2062:2009 Close Alternative
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C Mn Si P S
0.23 max 0.50-1.50 0.15-0.40 0.040 max 0.050 max
Mechanical Properties
Tensile Strength 450-620 MPa
Yield Strength 350 MPa min
Elongation 20% min
Hardness 135-180 HB

Popular forms for this grade:

Plate (2)

Active CSA G40.21-13 (R2023) 350W Listings on M-EX (For Sale)

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CSA G40.21-13 (R2023) 350W Plate
3.800 MT
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CSA G40.21-13 (R2023) 350W Plate
5.300 MT
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