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AS/NZS 3678:2016 Grade 300 Steel: Specifications & Listings

AS/NZS 3678:2016 Grade 300: Hot rolled structural steel plate and floorplate with 300 MPa yield strength. Widely used in Australian construction for beams, columns, general fabrication and structural members.

Forms: Plate Category: Structural Steel
Grade Details
GradeAS/NZS 3678:2016 Grade 300
Standard AS/NZS 3678:2016
ApplicationsGeneral fabrication, structural members, high-rise buildings, bridges, storage tanks
Most Active InWest (Gujarat, Maharashtra)
Equivalent / Similar Grades
Grade Standard Region Live on M-EX
EN 10025-2 S275JR EN 10025-2:2019 Europe 0 listings, 3 RFQs →
ASTM A36 ASTM A36 USA 3 listings, 1 RFQ →
AS/NZS 3679.1 350 AS/NZS 3679.1:2016 Australia 1 listing, 1 RFQ →
Supply & Demand by FormSee Full Supply & Demand →
Plate →
Low Activity
Grade ComparisonCompare With a Specific Grade →
Grade Standard Match
AS/NZS 3678 Grade 450 AS/NZS 3678:2016 Strong Match
AS/NZS Grade 500 AS/NZS 3597:2008 Strong Match
AS/NZS 3679.1 300 AS/NZS 3679.1:2016 Strong Match
GB/T 700 Q275C GB/T 700:2006 Close Alternative
GB/T 700 Q275B GB/T 700:2006 Close Alternative
GB/T 700 Q275A GB/T 700:2006 Close Alternative
GB/T 700 Q275D GB/T 700:2006 Close Alternative
CSA G40.21 300W CSA G40.21-13 (R2023) Close Alternative
Matched by chemical composition and mechanical properties, not a formal equivalence claim. Always verify against the applicable standard before substitution.
Chemical Composition (%)
C Mn Si P S
<=0.22 <=1.70 <=0.50 <=0.040 <=0.040
Mechanical Properties
Tensile Strength 430-560 MPa
Yield Strength 300 MPa min
Elongation 22% min

Popular forms for this grade:

Plate (2)

Active AS/NZS 3678:2016 Grade 300 Listings on M-EX (For Sale)

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AS/NZS 3678:2016 Grade 300 Plate
3.300 MT
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Buyer RFQs for AS/NZS 3678:2016 Grade 300

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AS/NZS 3678:2016 Grade 300 Plate
7.400 MT
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