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Home
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400A Steel
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Plate
400A Plate — Listings
All
400A Plate
listings on M-EX.
All 400A Forms
Mild Steel
Grade Details
Grade
400A
Standard
CSA G40.21
Description
High strength structural steel with 400 MPa yield strength, Class A designation indicating atmospheric corrosion resistance. Used for heavy structural fabrications and exposed applications.
Applications
Equivalent Grades
Grade
Standard
Region
A588 Grade B
ASTM
S355J2WP
EN 10025-5
400W
CSA G40.21
Active 400A Plate Listings
2
400A Plate
2.700 MT · Closes 17 Jun 2026
View Listing
400A Plate
2.700 MT · Closes 16 Jun 2026
View Listing
Related:
All Plate grades
·
Mild Steel
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