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AS/NZS 1595 C350 vs CSA G40.21 400W

Related Material — 65.2% match based on chemical composition and mechanical property overlap.

AS/NZS 1595 C350 (AS/NZS 1595:1998) and CSA G40.21 400W (CSA G40.21-13 (R2023)) are both steel grades. Both fall under the Structural Steel category. AS/NZS 1595 C350 is typically used for cold-rolled structural steel sheet; roll-forming, cold-formed structural sections, purlins, while CSA G40.21 400W is commonly used for heavy structural fabrication, bridges, offshore platforms, cranes, pressure vessels, mining equipment.. AS/NZS 1595 C350 is defined under Australian/New Zealand Standard (AS/NZS), originating from Australia/New Zealand, while CSA G40.21 400W is defined under Canadian Standards Association (CSA), originating from Canada.

As per chemical composition, AS/NZS 1595 C350 vs CSA G40.21 400W is a 97.8% match. As per mechanical properties, the match is 0%. Combined, this makes them a related material overall at 65.2%.

Frequently Compared With AS/NZS 1595 C350:
CSA G40.21 480W CSA G40.21 300W CSA G40.21 350W ASTM A1008 SS Grade 50 AS/NZS 3679.1 300 CSA G40.21 400A GOST 19281 09G2S CSA G40.21 260W AS/NZS 3679.1 350 ASTM A1008 SS Grade 80 ASTM A283C ASTM A572 Gr.65
Match Breakdown
CHEMISTRY MATCH
97.8%
MECHANICAL MATCH
0%
OVERALL
65.2%
Specifications
Property AS/NZS 1595 C350 CSA G40.21 400W
Standard AS/NZS 1595:1998 CSA G40.21-13 (R2023)
Category Structural Steel Structural Steel
C (%) <=0.20 max 0.23
Mn (%) <=1.50 max 1.6
Si (%) <=0.50 max 0.5
P (%) <=0.040 max 0.035
S (%) <=0.040 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 1595 C350 CSA G40.21 400W
Tensile Strength 430 MPa min 520-690 MPa
Yield Strength 350 MPa min 400 MPa min
Elongation 14% min Not specified
Typical Applications
AS/NZS 1595 C350
Cold-rolled structural steel sheet; roll-forming, cold-formed structural sections, purlins
CSA G40.21 400W
Heavy structural fabrication, bridges, offshore platforms, cranes, pressure vessels, mining equipment.
Can AS/NZS 1595 C350 Be Substituted With CSA G40.21 400W?
AS/NZS 1595 C350 and CSA G40.21 400W 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 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)
CSA G40.21 400W
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2500–5200 mm (98.43–204.72 in)
On M-EX Right Now
AS/NZS 1595 C350
2 active listings and RFQs →
CSA G40.21 400W
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between AS/NZS 1595 C350 and CSA G40.21 400W?
Both grades share a similar composition profile; see the specification table above for the exact chemistry and mechanical property values.
Can AS/NZS 1595 C350 be substituted with CSA G40.21 400W?
AS/NZS 1595 C350 and CSA G40.21 400W 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.