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AS/NZS 3679.1 350 vs ASTM A572 Gr.65

Related Material — 66.7% match based on chemical composition and mechanical property overlap.

AS/NZS 3679.1 350 (AS/NZS 3679.1:2016) and ASTM A572 Gr.65 (ASTM A572) 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 ASTM A572 Gr.65 is commonly used for used for bridges, buildings, transmission towers, construction equipment, offshore structures, and structural members.. AS/NZS 3679.1 350 is defined under Australian/New Zealand Standard (AS/NZS), originating from Australia/New Zealand, while ASTM A572 Gr.65 is defined under ASTM International, originating from United States.

As per chemical composition, AS/NZS 3679.1 350 vs ASTM A572 Gr.65 is a 92.9% match. As per mechanical properties, the match is 14.3%. Combined, this makes them a related material overall at 66.7%.

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 AS/NZS 1595 C350 ASTM A572 Grade 50 IS 2062 E250A ASTM A283C CSA G40.21 260W
Match Breakdown
CHEMISTRY MATCH
92.9%
MECHANICAL MATCH
14.3%
OVERALL
66.7%
Specifications
Property AS/NZS 3679.1 350 ASTM A572 Gr.65
Standard AS/NZS 3679.1:2016 ASTM A572
Category Structural Steel Structural Steel
C (%) <=0.22 0.23 max
Mn (%) <=1.70 1.35 max
Si (%) <=0.50 0.40 max
P (%) <=0.040 0.040 max
S (%) <=0.040 0.050 max
V (%) Not specified 0.15 max
Nb (%) Not specified 0.05 max
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 ASTM A572 Gr.65
Tensile Strength 480-640 MPa 550-690 MPa
Yield Strength 350 MPa min 450 MPa min
Elongation 20% min 18-21%
Hardness Not specified 170-220 HB
Typical Applications
AS/NZS 3679.1 350
Hot-rolled structural bars and sections for primary structural beams, columns, and framing
ASTM A572 Gr.65
Used for bridges, buildings, transmission towers, construction equipment, offshore structures, and structural members.
Key Differences
Can AS/NZS 3679.1 350 Be Substituted With ASTM A572 Gr.65?
AS/NZS 3679.1 350 and ASTM A572 Gr.65 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 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)
ASTM A572 Gr.65
Plate → (4 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2600–4400 mm (102.36–173.23 in)
On M-EX Right Now
AS/NZS 3679.1 350
2 active listings and RFQs →
ASTM A572 Gr.65
4 active listings and RFQs →
Frequently Asked Questions
What is the difference between AS/NZS 3679.1 350 and ASTM A572 Gr.65?
ASTM A572 Gr.65 specifies V, Nb which are not specified for AS/NZS 3679.1 350.
Can AS/NZS 3679.1 350 be substituted with ASTM A572 Gr.65?
AS/NZS 3679.1 350 and ASTM A572 Gr.65 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.