Post Stock Login Register
Market Intelligence  ›  Supply and Demand Balance  ›  CSA G40.21 400W

CSA G40.21 400W Steel: Supply & Demand

Buyer RFQ demand against seller listing supply for CSA G40.21 400W, broken down by form. Signals are indicative and derived from listings and RFQs.

Last updated: 16 Oct 2026, 1:00 AM

Live Signal Lifetime
Lifetime: This grade’s supply and demand by form, across everything ever listed on M-EX. Use this for the long view. For example, “Has this grade historically drawn more buyers than sellers?”
Shortage
0
In Demand
0
Healthy
0
Oversupplied
0
Deep Supply
1
Low Activity
0
Form Supply Demand Status Price Band (Rs./MT)
Plate 36 1 Deep Supply 45,801 to 63,336
median 53,230
CSA G40.21 400W's demand ranks in the top 38% of all 484 tracked grades platform-wide.
The Plate form most recently moved into Deep Supply, 122 days ago.

Disclaimer: All information on this page is indicative only and derived from posted listings and RFQs on M-EX. It does not constitute a market price quote or investment advice. M-EX and GTE make no representations as to accuracy or completeness. Actual activity depends on quantity, quality, payment terms and other commercial factors agreed between buyers and sellers.

CSA G40.21 400W is a Structural Steel grade: Canadian standard high-strength weldable structural steel with 400 MPa minimum yield strength. Excellent weldability and toughness. Typical applications: Heavy structural fabrication, bridges, offshore platforms, cranes, pressure vessels, mining equipment..
Equivalent / Similar Grades (19)
Grade Standard Region
ASTM A572 Gr.60 ASTM USA
EN S355JR EN 10025 Europe
IS 2062 E350A IS 2062 India
AS/NZS 3678 Grade 350 AS/NZS 3678 Australia
GB/T Q345B GB/T 1591 China
A283C ASTM USA
A572 Gr.65 ASTM USA
S235J0 EN 10025-2 Europe
S250 EN 10025-2 Europe
S355J2 EN 10025-2 Europe
S420JR EN 10025-3 Europe
S460JR EN 10025-3 Europe
S500 EN 10025-3 Europe
SPHC JIS G3131 Japan
350W CSA G40.21 Canada
A1008 SS Grade 50 ASTM USA
A1008 SS Grade 80 ASTM USA
S350GD EN 10346 Europe
S450GD EN 10346 Europe
Chemical Composition (%)
C Mn Si P S
max 0.23 max 1.6 max 0.5 max 0.035 max 0.035
Mechanical Properties
Yield Strength 400 MPa min
Tensile Strength 520-690 MPa