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AS/NZS 3678 Grade 350L0 vs CSA G40.21 260W

Related Material — 63.9% match based on chemical composition and mechanical property overlap.

AS/NZS 3678 Grade 350L0 (AS/NZS 3678:2016) and CSA G40.21 260W (CSA G40.21-13 (R2023)) 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 CSA G40.21 260W is commonly used for bridges, buildings, general structural fabrication, storage tanks, older infrastructure projects.. AS/NZS 3678 Grade 350L0 is defined under Australian/New Zealand Standard (AS/NZS), originating from Australia/New Zealand, while CSA G40.21 260W is defined under Canadian Standards Association (CSA), originating from Canada.

As per chemical composition, AS/NZS 3678 Grade 350L0 vs CSA G40.21 260W is a 95.8% match. As per mechanical properties, the match is 0%. Combined, this makes them a related material overall at 63.9%.

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 AS/NZS 3679.1 350 GOST 19281 09G2S 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
95.8%
MECHANICAL MATCH
0%
OVERALL
63.9%
Specifications
Property AS/NZS 3678 Grade 350L0 CSA G40.21 260W
Standard AS/NZS 3678:2016 CSA G40.21-13 (R2023)
Category Structural Steel Structural Steel
C (%) max 0.2 max 0.23
Mn (%) max 1.6 max 1.4
Si (%) max 0.55 max 0.4
P (%) max 0.03 max 0.035
S (%) max 0.03 max 0.035
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 CSA G40.21 260W
Yield Strength 350 MPa min 260 MPa min
Note L0 designation: low-temperature Charpy impact tested Not specified
Tensile Strength Not specified 410-590 MPa
Typical Applications
AS/NZS 3678 Grade 350L0
Refrigerated storage structures, cold climate construction, LNG facility structural steel, Antarctic research stations.
CSA G40.21 260W
Bridges, buildings, general structural fabrication, storage tanks, older infrastructure projects.
Can AS/NZS 3678 Grade 350L0 Be Substituted With CSA G40.21 260W?
AS/NZS 3678 Grade 350L0 and CSA G40.21 260W 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 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)
CSA G40.21 260W
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 3400–4000 mm (133.86–157.48 in)
On M-EX Right Now
AS/NZS 3678 Grade 350L0
2 active listings and RFQs →
CSA G40.21 260W
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between AS/NZS 3678 Grade 350L0 and CSA G40.21 260W?
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 CSA G40.21 260W?
AS/NZS 3678 Grade 350L0 and CSA G40.21 260W 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.