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AS/NZS 1595 C450 vs CSA G40.21 300W

Related Material — 62.4% match based on chemical composition and mechanical property overlap.

AS/NZS 1595 C450 (AS/NZS 1595:1998) and CSA G40.21 300W (CSA G40.21-13 (R2023)) are both steel grades. Both fall under the Structural Steel category. AS/NZS 1595 C450 is typically used for higher-strength cold-rolled structural steel sheet; roll-forming, purlins, high-strength cold-formed sections, while CSA G40.21 300W is commonly used for structural fabrication,bridges,buildings,machinery frames,general construction,welded structures. AS/NZS 1595 C450 is defined under Australian/New Zealand Standard (AS/NZS), originating from Australia/New Zealand, while CSA G40.21 300W is defined under Canadian Standards Association (CSA), originating from Canada.

As per chemical composition, AS/NZS 1595 C450 vs CSA G40.21 300W is a 93.6% match. As per mechanical properties, the match is 0%. Combined, this makes them a related material overall at 62.4%.

Frequently Compared With AS/NZS 1595 C450:
ASTM A1008 SS Grade 50 CSA G40.21 400W CSA G40.21 480W AS/NZS 3679.1 350 AS/NZS 3679.1 300 CSA G40.21 260W CSA G40.21 350W GOST 19281 09G2S CSA G40.21 400A ASTM A1008 SS Grade 80 ASTM A572 Gr.65 ASTM A283C
Match Breakdown
CHEMISTRY MATCH
93.6%
MECHANICAL MATCH
0%
OVERALL
62.4%
Specifications
Property AS/NZS 1595 C450 CSA G40.21 300W
Standard AS/NZS 1595:1998 CSA G40.21-13 (R2023)
Category Structural Steel Structural Steel
C (%) <=0.22 <=0.23
Mn (%) <=1.60 <=1.50
Si (%) <=0.50 Not specified
P (%) <=0.040 <=0.040
S (%) <=0.040 <=0.050
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 C450 CSA G40.21 300W
Tensile Strength 500 MPa min 450-620 MPa
Yield Strength 450 MPa min 300 MPa min
Elongation 12% min 20-23 %
Typical Applications
AS/NZS 1595 C450
Higher-strength cold-rolled structural steel sheet; roll-forming, purlins, high-strength cold-formed sections
CSA G40.21 300W
structural fabrication,bridges,buildings,machinery frames,general construction,welded structures
Key Differences
Can AS/NZS 1595 C450 Be Substituted With CSA G40.21 300W?
AS/NZS 1595 C450 and CSA G40.21 300W 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 C450
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2500–2500 mm (98.43–98.43 in)
CSA G40.21 300W
Plate → (2 listings)
Thickness: 10–10 mm (0.39–0.39 in)
Width: 1500–1500 mm (59.06–59.06 in)
Length: 2700–2800 mm (106.3–110.24 in)
On M-EX Right Now
AS/NZS 1595 C450
2 active listings and RFQs →
CSA G40.21 300W
2 active listings and RFQs →
Frequently Asked Questions
What is the difference between AS/NZS 1595 C450 and CSA G40.21 300W?
AS/NZS 1595 C450 specifies Si which is not specified for CSA G40.21 300W.
Can AS/NZS 1595 C450 be substituted with CSA G40.21 300W?
AS/NZS 1595 C450 and CSA G40.21 300W 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.