AS/NZS 3678 Grade 350L0 vs AS/NZS 3679.1 350

Strong Match — 98% match based on chemical composition and mechanical property overlap.

AS/NZS 3678 Grade 350L0 (AS/NZS 3678:2016) and AS/NZS 3679.1 350 (AS/NZS 3679.1:2016) are both steel grades. Both fall under the Structural Steel category. AS/NZS 3678 Grade 350L0 is typically used for refrigerated storage structures, cold climate construction, lng facility structural steel, antarctic research stations., 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 3678 Grade 350L0 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 3678 Grade 350L0 vs AS/NZS 3679.1 350 is a 96.9% match. As per mechanical properties, the match is 100%. Combined, this makes them a strong match overall at 98%.

Frequently Compared With AS/NZS 3678 Grade 350L0:
AS/NZS 1595 C350 AS/NZS 1595 C450 AS/NZS 3679.1 300 ASTM A1008 SS Grade 80 CSA G40.21 300W GOST 19281 09G2S CSA G40.21 260W CSA G40.21 400A ASTM A1008 SS Grade 50 ASTM A572 Gr.65 ASTM A572 Grade 50 CSA G40.21 350W
Match Breakdown
CHEMISTRY MATCH
96.9%
MECHANICAL MATCH
100%
OVERALL
98%
Specifications
Property AS/NZS 3678 Grade 350L0 AS/NZS 3679.1 350
Standard AS/NZS 3678:2016 AS/NZS 3679.1:2016
Category Structural Steel Structural Steel
C (%) max 0.2 <=0.22
Mn (%) max 1.6 <=1.70
Si (%) max 0.55 <=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 3678 Grade 350L0 AS/NZS 3679.1 350
Yield Strength 350 MPa min 350 MPa min
Note L0 designation: low-temperature Charpy impact tested Not specified
Tensile Strength Not specified 480-640 MPa
Elongation Not specified 20% min
Typical Applications
AS/NZS 3678 Grade 350L0
Refrigerated storage structures, cold climate construction, LNG facility structural steel, Antarctic research stations.
AS/NZS 3679.1 350
Hot-rolled structural bars and sections for primary structural beams, columns, and framing
Can AS/NZS 3678 Grade 350L0 Be Substituted With AS/NZS 3679.1 350?
AS/NZS 3678 Grade 350L0 and AS/NZS 3679.1 350 overlap closely enough on chemistry and mechanical properties that AS/NZS 3679.1 350 is often considered as a substitute for AS/NZS 3678 Grade 350L0 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.
Forms & Sizes Available on M-EX
AS/NZS 3678 Grade 350L0
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2500–3000 mm (98.43–118.11 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 3678 Grade 350L0
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 3678 Grade 350L0 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 3678 Grade 350L0 be substituted with AS/NZS 3679.1 350?
AS/NZS 3678 Grade 350L0 and AS/NZS 3679.1 350 overlap closely enough on chemistry and mechanical properties that AS/NZS 3679.1 350 is often considered as a substitute for AS/NZS 3678 Grade 350L0 in many applications. Always confirm the specific property range your application needs before substituting, and check with your supplier's mill certificate.