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CSA G40.21 480W vs CSA G40.21 300W

Related Material — 63.5% match based on chemical composition and mechanical property overlap.

CSA G40.21 480W (CSA G40.21-13 (R2023)) and CSA G40.21 300W (CSA G40.21-13 (R2023)) are both steel grades. Both fall under the Structural Steel category. CSA G40.21 480W is typically used for heavy cranes, offshore structures, high-rise building frames, pressure vessels, heavy mining equipment., while CSA G40.21 300W is commonly used for structural fabrication,bridges,buildings,machinery frames,general construction,welded structures. CSA G40.21 480W is defined under Canadian Standards Association (CSA), originating from Canada, while CSA G40.21 300W is defined under Canadian Standards Association (CSA), originating from Canada.

As per chemical composition, CSA G40.21 480W vs CSA G40.21 300W is a 93% match. As per mechanical properties, the match is 4.4%. Combined, this makes them a related material overall at 63.5%.

Frequently Compared With CSA G40.21 480W:
AS/NZS 1595 C350 AS/NZS 3679.1 350 AS/NZS 3679.1 300 AS/NZS 1595 C450 CSA G40.21 350W IS 2062 E250A CSA G40.21 400A IS 2062 E250B0 ASTM A1008 SS Grade 80 GOST 19281 09G2S ASTM A283C ASTM A572 Grade 50
Match Breakdown
CHEMISTRY MATCH
93%
MECHANICAL MATCH
4.4%
OVERALL
63.5%
Specifications
Property CSA G40.21 480W CSA G40.21 300W
Standard CSA G40.21-13 (R2023) CSA G40.21-13 (R2023)
Category Structural Steel Structural Steel
C (%) max 0.23 <=0.23
Mn (%) max 1.7 <=1.50
Si (%) max 0.5 Not specified
P (%) max 0.035 <=0.040
S (%) max 0.035 <=0.050
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property CSA G40.21 480W CSA G40.21 300W
Yield Strength 480 MPa min 300 MPa min
Tensile Strength 590-790 MPa 450-620 MPa
Elongation Not specified 20-23 %
Typical Applications
CSA G40.21 480W
Heavy cranes, offshore structures, high-rise building frames, pressure vessels, heavy mining equipment.
CSA G40.21 300W
structural fabrication,bridges,buildings,machinery frames,general construction,welded structures
Key Differences
Can CSA G40.21 480W Be Substituted With CSA G40.21 300W?
CSA G40.21 480W and CSA G40.21 300W share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.
Forms & Sizes Available on M-EX
CSA G40.21 480W
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2900–3000 mm (114.17–118.11 in)
CSA G40.21 300W
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2700–2800 mm (106.3–110.24 in)
On M-EX Right Now
CSA G40.21 480W
2 active listings and RFQs →
CSA G40.21 300W
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between CSA G40.21 480W and CSA G40.21 300W?
CSA G40.21 480W specifies Si which is not specified for CSA G40.21 300W.
Can CSA G40.21 480W be substituted with CSA G40.21 300W?
CSA G40.21 480W and CSA G40.21 300W share some compositional similarity but differ enough that substitution should not be assumed. Review the differences above carefully, and consult the applicable standard or a metallurgist before using one in place of the other.