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AS/NZS 3679.1 300 vs ASTM A283C

Related Material — 67.2% match based on chemical composition and mechanical property overlap.

AS/NZS 3679.1 300 (AS/NZS 3679.1:2016) and ASTM A283C (ASTM A283) are both steel grades. Both fall under the Structural Steel category. AS/NZS 3679.1 300 is typically used for hot-rolled structural bars and sections for general structural framing, while ASTM A283C is commonly used for used for structural fabrication, storage tanks, buildings, bridges, machinery bases, and welded structures.. AS/NZS 3679.1 300 is defined under Australian/New Zealand Standard (AS/NZS), originating from Australia/New Zealand, while ASTM A283C is defined under ASTM International, originating from United States.

As per chemical composition, AS/NZS 3679.1 300 vs ASTM A283C is a 95.1% match. As per mechanical properties, the match is 11.4%. Combined, this makes them a related material overall at 67.2%.

Frequently Compared With AS/NZS 3679.1 300:
IS 2062 E250B0 CSA G40.21 480W CSA G40.21 400W AS/NZS 1595 C450 ASTM A1008 SS Grade 80 AS/NZS 1595 C350 ASTM A1008 SS Grade 50 IS 2062 E250A ASTM A572 Grade 50 ASTM A572 Gr.65 CSA G40.21 260W CSA G40.21 300W
Match Breakdown
CHEMISTRY MATCH
95.1%
MECHANICAL MATCH
11.4%
OVERALL
67.2%
Specifications
Property AS/NZS 3679.1 300 ASTM A283C
Standard AS/NZS 3679.1:2016 ASTM A283
Category Structural Steel Structural Steel
C (%) <=0.22 0.24 max
Mn (%) <=1.70 0.90 max
Si (%) <=0.50 0.40 max
P (%) <=0.040 0.035 max
S (%) <=0.040 0.040 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 3679.1 300 ASTM A283C
Tensile Strength 440-600 MPa 380-515 MPa
Yield Strength 300 MPa min 205 MPa min
Elongation 22% min 23-27%
Hardness Not specified 120-170 HB
Typical Applications
AS/NZS 3679.1 300
Hot-rolled structural bars and sections for general structural framing
ASTM A283C
Used for structural fabrication, storage tanks, buildings, bridges, machinery bases, and welded structures.
Can AS/NZS 3679.1 300 Be Substituted With ASTM A283C?
AS/NZS 3679.1 300 and ASTM A283C 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 3679.1 300
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2700–2700 mm (106.3–106.3 in)
ASTM A283C
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2900–3700 mm (114.17–145.67 in)
On M-EX Right Now
AS/NZS 3679.1 300
2 active listings and RFQs →
ASTM A283C
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between AS/NZS 3679.1 300 and ASTM A283C?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can AS/NZS 3679.1 300 be substituted with ASTM A283C?
AS/NZS 3679.1 300 and ASTM A283C 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.