Post Stock Login Register

CSA G40.21 400A Steel — Specifications & Listings

CSA G40.21High strength structural steel with 400 MPa yield strength, Class A designation indicating atmospheric corrosion resistance. Used for heavy structural fabrications and exposed applications.

Forms: Plate Category: Mild Steel
Grade Details
GradeCSA G40.21 400A
StandardCSA G40.21
DescriptionHigh 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 / Similar Grades
Grade Standard Region
A588 Grade B ASTM
S355J2WP EN 10025-5
400W CSA G40.21
Chemical Composition (%)
C Mn Si P S Cu
<=0.23 <=1.60 <=0.40 <=0.035 <=0.035 0.20-0.40
Mechanical Properties
tensile_strength 520-670 MPa
yield_strength 400 MPa min
elongation 17% min
impact 27J at 0°C

Active CSA G40.21 400A Listings on M-EX

CSA G40.21 400A Plate
3.200 MT
View Listing
CSA G40.21 400A Plate
2.000 MT
View Listing