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AS/NZS 1594 HA250 vs AS/NZS 3679.1 350

Related Material — 63.3% match based on chemical composition and mechanical property overlap.

AS/NZS 1594 HA250 (AS/NZS 1594:2025) and AS/NZS 3679.1 350 (AS/NZS 3679.1:2016) 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 3679.1 350 is commonly used for hot-rolled structural bars and sections for primary structural beams, columns, and framing. AS/NZS 1594 HA250 is defined under Australian/New Zealand Standard (AS/NZS), originating from Australia/New Zealand, while AS/NZS 3679.1 350 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 3679.1 350 is a 94.9% match. As per mechanical properties, the match is 0%. Combined, this makes them a related material overall at 63.3%.

Frequently Compared With AS/NZS 1594 HA250:
ASTM A283C ASTM A1008 SS Grade 50 CSA G40.21 260W AS/NZS 1595 C350 AS/NZS 1595 C450 CSA G40.21 400W AS/NZS 3679.1 300 CSA G40.21 300W CSA G40.21 480W ASTM A1008 SS Grade 80 GOST 19281 09G2S CSA G40.21 350W
Match Breakdown
CHEMISTRY MATCH
94.9%
MECHANICAL MATCH
0%
OVERALL
63.3%
Specifications
Property AS/NZS 1594 HA250 AS/NZS 3679.1 350
Standard AS/NZS 1594:2025 AS/NZS 3679.1:2016
Category Structural Steel Structural Steel
C (%) max 0.17 <=0.22
Mn (%) max 1.2 <=1.70
Si (%) max 0.5 <=0.50
P (%) max 0.03 <=0.040
S (%) max 0.03 <=0.040
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 3679.1 350
Yield Strength 250 MPa min (AS/NZS 1594) 350 MPa min
Tensile Strength Not specified 480-640 MPa
Elongation Not specified 20% min
Typical Applications
AS/NZS 1594 HA250
Light structural sections, domestic appliances, agricultural equipment, general sheet metal fabrication, ducting.
AS/NZS 3679.1 350
Hot-rolled structural bars and sections for primary structural beams, columns, and framing
Can AS/NZS 1594 HA250 Be Substituted With AS/NZS 3679.1 350?
AS/NZS 1594 HA250 and AS/NZS 3679.1 350 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
AS/NZS 1594 HA250
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2500–2500 mm (98.43–98.43 in)
AS/NZS 3679.1 350
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2900–3200 mm (114.17–125.98 in)
On M-EX Right Now
AS/NZS 1594 HA250
2 active listings and RFQs →
AS/NZS 3679.1 350
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between AS/NZS 1594 HA250 and AS/NZS 3679.1 350?
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 3679.1 350?
AS/NZS 1594 HA250 and AS/NZS 3679.1 350 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.