AS/NZS 3678-250

240-480 MPa (Yield)

*Guaranteed Minimum Yield 250 MPa

120-160 HB

AS/NZS 1594-HA250

270-350 MPa (Yield)

*Guaranteed Minimum Yield 250 MPa

Grade 250 is a Moderate structural steel grade with a nominal yield strength of 250 MPa. it used in a wide range of general applications. Grade 250 is readily welded and formed and can be processed by Laser, Hi-Def Plasma or Oxy machines.

Typical Applications include:

  • Tanks
  • Base Plates
  • Truck Bodies
  • Flanges

 GRADE 350

AS/NZS 3678-350

340-540 MPa (Yield)

*Guaranteed Minimum Yield 330-360 MPa

140-180 HB

AS/NZS 1594-HA350

360-480 MPa (Yield)

*Guaranteed Minimum Yield 350 MPa

Grade 350 is a Higher Strength Structural Carbon Steel with a nominal yield strength of 350 MPa. It can also be easily cut, welded and formed.

It is popular when applications require higher strength such as lifting equipment or Transport Chassis.

Typical Applications include:

  • Lifting Lugs
  • Beams
  • Bridges
  • Cranes


AS/NZS 3678-250

330-400 MPa (Yield)

*Guaranteed Minimum Yield 260-280 MPa

AS/NZS 1594-HA250

270-340 MPa (Yield)

*Guaranteed Minimum Yield 250 MPa

This steel which can also be referred to as Tread plate is used widely for platforms and walkway areas where extra grip and stability is required. Not to be confused with Chequer plate which is a light- weight Aluminium alternative.

Typical Applications include:

  • Walkway Platforms
  • Stairs
  • Pit Covers


SA/AS 1548 PT460NR

290-470 MPa (Yield)

470-550 MPa (Tensile)

*Guaranteed Minimum Tensile 460 MPa

A High strength Carbon Manganese steel typically used for pressure vessel applications, this steel can also be modified to suit low temperature environments. PT460NR is easy to weld and form and is available in a wide range of sizes and thicknesses.

Another alternative to PT460NR is the SA516-70 American grade of pressure vessel steel.

Typical Applications include:

  • Pressure vessels
  • Boilers
  • Petrochemical
  • Oil & Gas



UNS S30400, UNS S30403

240 MPa (Yield) 0.2% Proof

149 HB (Typical)

300 series Austenitic Grade with Excellent Weldability and forming in a wide range of applications. The 304 grade exhibits good Corrosion resistance.

Typical Applications include:

  • Kitchen Bench Tops
  • Splash Backs
  • Food Storage
  • Wine Tanks


UNS S31600, UNS S31603

290 MPa (Yield) 0.2% Proof

149 HB (Typical)

Popular “Marine” grade of Stainless from the 300 series Austenitic family. The 316 grade provides Excellent Weldability and forming. Added Molybdenum provides a superior corrosion resistance to a wider range of chemicals than the 304 grade.

Typical Applications include:

  • Mining Screens
  • Boat components
  • Architectural Panels
  • Paper Production Mills


3CR12 / 5CR12

EN 1.4003, UNS S40977, UNS S41003

330 MPa (Yield) 0.2% Proof

180 HB (Typical)

These grades are known as Utility Stainless Steels from the Ferritic family. Both grades are easily welded and formed.

3cr12 & 5cr12 provide good Abrasion resistance in wet environments with limited corrosion resistance.

Typical Applications include:

  • Ore wagon bodies
  • Oven Components
  • Cattle Trucks
  • Mining applications




O Temper

35 MPa (Yield) 0.2% Proof

H32 Temper

85 MPa (Yield) 0.2% Proof

H34 Temper

105 MPa (Yield) 0.2% Proof

The 5005 grade of aluminium is a general utility 0.8% Magnesium alloy grade that can be used in a wide range of applications. The 5005 grade exhibits good weldability and formability. Machining of the grade improves in the higher tempered versions. The addition of Magnesium increases the strength of the 5000 series Alloys.

Typical Applications include:

  • Cooking Equipment
  • Architectural signs
  • Wiring

5052/5251 TREAD PLATE

These popular 5000 series 2-2.5% Magnesium alloy plates exhibit 5 bar raised patterns on one side and are available in both grades 5052 and 5251. They can be used in safety areas as well as decorative applications.

Typical Applications include:

  • Boat floors
  • Trailers
  • Tool Boxes
  • Stair Treads


O Temper

115-200 MPa (Yield) 0.2% Proof

H32 Temper

215 MPa (Yield) 0.2% Proof

H116 Temper

215 MPa (Yield) 0.2% Proof

The Alloy 5083 grade of aluminium is a high strength grade with 4½% Magnesium. The product is easy to weld, however it is harder to form and machine due to the high strength. The product exhibits excellent Corrosion resistance and is well known for its use in Marine environments.

Typical Applications include:

  • Food Processing
  • Architecture
  • Boat Fabrication


Other grades are available upon request

Plates are available as stock sheets or processed to shape and size

*Minimum Guarantees based on Australian made steels

Download Product Specification Sheet
GR250 & GR350 Size and Mass Guide
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