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AS/NZS 3679.1 350 vs AS/NZS 1595 C350

Close Alternative — 76.8% match based on chemical composition and mechanical property overlap.

AS/NZS 3679.1 350 (AS/NZS 3679.1:2016) and AS/NZS 1595 C350 (AS/NZS 1595:1998) are both steel grades. Both fall under the Structural Steel category. AS/NZS 3679.1 350 is typically used for hot-rolled structural bars and sections for primary structural beams, columns, and framing, while AS/NZS 1595 C350 is commonly used for cold-rolled structural steel sheet; roll-forming, cold-formed structural sections, purlins. AS/NZS 3679.1 350 is defined under Australian/New Zealand Standard (AS/NZS), originating from Australia/New Zealand, while AS/NZS 1595 C350 is defined under Australian/New Zealand Standard (AS/NZS), originating from Australia/New Zealand.

As per chemical composition, AS/NZS 3679.1 350 vs AS/NZS 1595 C350 is a 98.5% match. As per mechanical properties, the match is 33.3%. Combined, this makes them a close alternative overall at 76.8%.

Frequently Compared With AS/NZS 3679.1 350:
CSA G40.21 480W CSA G40.21 350W CSA G40.21 400W AS/NZS 1595 C450 ASTM A1008 SS Grade 50 IS 2062 E250B0 ASTM A1008 SS Grade 80 ASTM A572 Grade 50 IS 2062 E250A ASTM A572 Gr.65 ASTM A283C CSA G40.21 260W
Match Breakdown
CHEMISTRY MATCH
98.5%
MECHANICAL MATCH
33.3%
OVERALL
76.8%
Specifications
Property AS/NZS 3679.1 350 AS/NZS 1595 C350
Standard AS/NZS 3679.1:2016 AS/NZS 1595:1998
Category Structural Steel Structural Steel
C (%) <=0.22 <=0.20
Mn (%) <=1.70 <=1.50
Si (%) <=0.50 <=0.50
P (%) <=0.040 <=0.040
S (%) <=0.040 <=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 3679.1 350 AS/NZS 1595 C350
Tensile Strength 480-640 MPa 430 MPa min
Yield Strength 350 MPa min 350 MPa min
Elongation 20% min 14% min
Typical Applications
AS/NZS 3679.1 350
Hot-rolled structural bars and sections for primary structural beams, columns, and framing
AS/NZS 1595 C350
Cold-rolled structural steel sheet; roll-forming, cold-formed structural sections, purlins
Can AS/NZS 3679.1 350 Be Substituted With AS/NZS 1595 C350?
AS/NZS 3679.1 350 and AS/NZS 1595 C350 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.
Forms & Sizes Available on M-EX
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)
AS/NZS 1595 C350
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2500–4600 mm (98.43–181.1 in)
On M-EX Right Now
AS/NZS 3679.1 350
2 active listings and RFQs →
AS/NZS 1595 C350
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between AS/NZS 3679.1 350 and AS/NZS 1595 C350?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can AS/NZS 3679.1 350 be substituted with AS/NZS 1595 C350?
AS/NZS 3679.1 350 and AS/NZS 1595 C350 are a close alternative rather than a direct substitute. Some properties overlap well, but check the specific chemistry and mechanical rows above against your application's requirements before treating them as interchangeable.