Market Intelligence › Supply and Demand Balance › CSA G40.21 300W

CSA G40.21 300W Steel: Supply & Demand

Buyer RFQ demand against seller listing supply for CSA G40.21 300W, 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

In Demand

Healthy

Oversupplied

Deep Supply

Low Activity

Form	Supply	Demand	Status	Price Band (Rs./MT)
Plate	36	1	Deep Supply	46,102 to 60,410 median 54,005

CSA G40.21 300W's demand ranks in the top 38% of all 484 tracked grades platform-wide.

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 300W is a Structural Steel grade: CSA G40.21 300W is a Canadian standard structural steel with 300 MPa minimum yield strength, equivalent to ASTM A36 and IS 2062 E300. It is widely used for structural fabrication, bridges and general construction across Canada. Typical applications: structural fabrication,bridges,buildings,machinery frames,general construction,welded structures.

Equivalent / Similar Grades (7)

Grade	Standard	Region
ASTM A36	ASTM	USA
S275JR	EN 10025	Europe
IS 2062 E250A	IS 2062	India
Q235B	GB/T 700	China
SS400	JIS G3101	Japan
St3sp	GOST 380	Russia
AS/NZS 3678 Grade 250	AS/NZS 3678	Australia

Chemical Composition (%)

C	Mn	P	S
<=0.23	<=1.50	<=0.040	<=0.050

Mechanical Properties

Tensile Strength	450-620 MPa
Yield Strength	300 MPa min
Elongation	20-23 %