Related Material — 60% match
based on chemical composition and mechanical property overlap.
AS/NZS 1594 HA250 (AS/NZS 1594:2025) and CSA G40.21 350W (CSA G40.21-13 (R2023)) are both steel grades.
Both fall under the Structural Steel category.
AS/NZS 1594 HA250 is typically used for light structural sections, domestic appliances, agricultural equipment, general sheet metal fabrication, ducting., while CSA G40.21 350W is commonly used for used in buildings, bridges, cranes, transmission towers, heavy equipment, and structural fabrications..
AS/NZS 1594 HA250 is defined under Australian/New Zealand Standard (AS/NZS), originating from Australia/New Zealand, while CSA G40.21 350W is defined under Canadian Standards Association (CSA), originating from Canada.
As per chemical composition, AS/NZS 1594 HA250 vs CSA G40.21 350W is a 90% match.
As per mechanical properties, the match is 0%.
Combined, this makes them a related material overall at 60%.
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Mechanical Properties
Property
AS/NZS 1594 HA250
CSA G40.21 350W
Yield Strength
250 MPa min (AS/NZS 1594)
350 MPa min
Tensile Strength
Not specified
450-620 MPa
Elongation
Not specified
20% min
Hardness
Not specified
135-180 HB
Typical Applications
AS/NZS 1594 HA250
Light structural sections, domestic appliances, agricultural equipment, general sheet metal fabrication, ducting.
CSA G40.21 350W
Used in buildings, bridges, cranes, transmission towers, heavy equipment, and structural fabrications.
Can AS/NZS 1594 HA250 Be Substituted With CSA G40.21 350W?
AS/NZS 1594 HA250 and CSA G40.21 350W 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 AS/NZS 1594 HA250 and CSA G40.21 350W?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can AS/NZS 1594 HA250 be substituted with CSA G40.21 350W?
AS/NZS 1594 HA250 and CSA G40.21 350W 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.