At GW Steel Traders we keep a wide range of steel supplies in our Penrith warehouse. We’ve got hundreds of tonnes in our warehouse, from black steels, galvanised steels, flat plates and checker plates to pipes, box sections, angles, channels, reinforcing, building products and more! And if we don’t have it in stock, we will source it for you on short leads times.

Our products are sourced direct from mill, cutting out the middle man and bringing the savings closer to you. All our products are the highest quality and meet relevant Australian standards, including:

  • structural steel and merchant bar to AS/NZS 3679.1:2010 
  • tubular steel pipe and RHS to AS/NZS 1074:1991 and AS 1163:2009 
  • steel plate to AS/NZS 3678:2011
  • coil steel floor plate to AS/NZS 1594:2011
  • reinforcing steels to AS4671:2001 
  • and much more!


Give our team a call on 02 4706 8180 or pop in to have a chat.

Flat Bar

sizes from 10x3mm to 300x25mm
to meet AS/NZS3679.1:2010


equal & unequal angles 25x25x3mm to 200x200x26mm to meet

Round Bar

sizes from 6.3mm to 75mm
to meet AS/NZS3679.1:2010

Square Bar

sizes from 6mm to 75mm
to meet AS/NZS3679.1:2010

Pipe & Tube

black & galvanised from 15NB to 150NB to meet AS/NZS1074:1991 & AS1163:2009

DuraGal Steel

Pipe, RHS & merchant bars

Rectangular Tube (RHS)

pregal, painted & gal from 50x25mm to 250x150mm to meet AS/NZS1074:1991 & AS1163:2009

Square Tube (SHS)

pregal, painted & gal from 20x20mm to 300x300mm
to meet AS/NZS1074:1991 & AS1163:2009

Structural Beam

from 150UB14 to 610UB125
to meet AS/NZS3679.1:2010

Structural Column

from 100UC14.8 to 310UC158
to meet AS/NZS3679.1:2010

C Section Channels

from 50mm to 380mm wide
to meet AS/NZS3679.1:2010

Flat Sheet & Plate

from 0.55mm to 50mm
to meet AS/NZS3678:2011

Floor/Tread Plate

from 2.1mm to 5mm
to meet AS/NZS1594:2016

Reinforcing Bar

12mm, 16mm, 20mm
to meet AS4671:2001

Reinforcing Mesh

from SL62 to SL102
to meet AS4671:2001



Purlins & Ceiling Battens

C & Z purlins, girts, tophat


range of profiles & extrusions

Stainless Steel

304 & 316 in a range of sections & finishes

Walkways & Mesh

range of profiles to suit a variety of applications

Fencing & Gates

Ringlock®, hinged joint, netting & more

Agricultural Wire

plain, barbed, trellis & chain wire

Downgrade Steel

a variety of sections, sizes & thicknesses

Paint & Accessories

post caps, gate kits, fence fittings & more

Committed to Western Sydney Industry

GW Steel Traders offers a wide range of steel supplies, including metal and building products. That means you only need one contact for all your steel and metal needs. Because we’re committed to keeping industry moving in Western Sydney.

No matter what industry you’re in or how big or small your steel project, GW Steel Traders has all your needs covered. From steel and metals sourcing, take-offs, processing and project management, you can count on us for all your steel supplies.

We’re your local steel supplier, supporting local industry, local projects and our local community.

Steel for Fabrication

From steel flats, angles & channels to beams, plates & everything in between.

Steel for Manufacturing

A large range of steel flat bars, equal & unequal angles, rounds, squares, hollow bars & plate.

Steel for Agriculture

A wide range of fencing steel & wire, gates, cattle rail & downgrade steel for all rural applications.

Steel for Construction

All your small & large steel construction needs, from reinforcing to walling, roofing & fencing.

Steel for Home Projects

We cut to size so you can find the perfect steel section to get your project moving.