Related Material — 63.4% match
based on chemical composition and mechanical property overlap.
GB/T 700 Q235D (GB/T 700:2006) and CSA G40.21 480W (CSA G40.21-13 (R2023)) are both steel grades.
Both fall under the Structural Steel category.
GB/T 700 Q235D is typically used for hot rolled structural sheets, strips, sections and bars for welding, riveting and bolting engineering, while CSA G40.21 480W is commonly used for heavy cranes, offshore structures, high-rise building frames, pressure vessels, heavy mining equipment..
GB/T 700 Q235D is defined under Guobiao Standards (GB/T), originating from China, while CSA G40.21 480W is defined under Canadian Standards Association (CSA), originating from Canada.
As per chemical composition, GB/T 700 Q235D vs CSA G40.21 480W is a 95% match.
As per mechanical properties, the match is 0%.
Combined, this makes them a related material overall at 63.4%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
GB/T 700 Q235D
CSA G40.21 480W
Tensile Strength
370-500 MPa
590-790 MPa
Yield Strength
>=235 MPa
480 MPa min
Elongation
>=26%
Not specified
Condition
Hot rolled, controlled rolled or normalized; yield up to 16 mm, elongation up to 40 mm (N/mm2 = MPa)
Not specified
Typical Applications
GB/T 700 Q235D
Hot rolled structural sheets, strips, sections and bars for welding, riveting and bolting engineering
CSA G40.21 480W
Heavy cranes, offshore structures, high-rise building frames, pressure vessels, heavy mining equipment.
Can GB/T 700 Q235D Be Substituted With CSA G40.21 480W?
GB/T 700 Q235D and CSA G40.21 480W 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.
What is the difference between GB/T 700 Q235D and CSA G40.21 480W?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can GB/T 700 Q235D be substituted with CSA G40.21 480W?
GB/T 700 Q235D and CSA G40.21 480W 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.