AS/NZS 3678 Grade 450 Steel - Specifications, Equivalents & Listings

Forms: Plate Category: Mild Steel

Grade Details

Grade	AS/NZS 3678:2016 Grade 450 / AS/NZS 3678 Grade 450
Standard	AS/NZS 3678:2016
Description	Australian and New Zealand standard very high strength structural steel with 450 MPa minimum yield. Quenched and tempered for superior strength-to-weight ratio.
Applications	Heavy cranes, offshore platforms, pressure vessels, structural members in high-rise construction, mining equipment.

Equivalent / Similar Grades

Grade	Standard	Region	Live on M-EX
ASTM A514	ASTM	USA	2 listings, 0 RFQs →
EN S420	EN 10025	Europe	2 listings, 0 RFQs →
CSA G40.21 480W	CSA G40.21	Canada	0 listings, 2 RFQs →
IS 2062 E410A	IS 2062	India	8 listings, 6 RFQs →

Plate →

Balanced

Chemical Composition (%)

C	Mn	Si	P	S
max 0.2	max 1.6	max 0.55	max 0.03	max 0.03

Active AS/NZS 3678:2016 Grade 450 / AS/NZS 3678 Grade 450 Listings on M-EX (For Sale)

AS/NZS 3678:2016 Grade 450 / AS/NZS 3678 Grade 450 Plate

3.700 MT

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AS/NZS 3678:2016 Grade 450 / AS/NZS 3678 Grade 450 Plate

8.100 MT

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No open buyer requirements for AS/NZS 3678:2016 Grade 450 / AS/NZS 3678 Grade 450 at this time.