Related Material — 63.5% match
based on chemical composition and mechanical property overlap.
AS/NZS 1594 HA250 (AS/NZS 1594:2025) and AS/NZS 1595 C450 (AS/NZS 1595:1998) 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 AS/NZS 1595 C450 is commonly used for higher-strength cold-rolled structural steel sheet; roll-forming, purlins, high-strength cold-formed sections.
AS/NZS 1594 HA250 is defined under Australian/New Zealand Standard (AS/NZS), originating from Australia/New Zealand, while AS/NZS 1595 C450 is defined under Australian/New Zealand Standard (AS/NZS), originating from Australia/New Zealand.
As per chemical composition, AS/NZS 1594 HA250 vs AS/NZS 1595 C450 is a 95.2% match.
As per mechanical properties, the match is 0%.
Combined, this makes them a related material overall at 63.5%.
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
AS/NZS 1595 C450
Yield Strength
250 MPa min (AS/NZS 1594)
450 MPa min
Tensile Strength
Not specified
500 MPa min
Elongation
Not specified
12% min
Typical Applications
AS/NZS 1594 HA250
Light structural sections, domestic appliances, agricultural equipment, general sheet metal fabrication, ducting.
Can AS/NZS 1594 HA250 Be Substituted With AS/NZS 1595 C450?
AS/NZS 1594 HA250 and AS/NZS 1595 C450 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 AS/NZS 1595 C450?
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 AS/NZS 1595 C450?
AS/NZS 1594 HA250 and AS/NZS 1595 C450 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.