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aluminum diamond plate

Last Updated: 2023-09-12

What is diamond plate?

There are many kinds of metal diamond plate sheets in life, the common ones are diamond plate steel, aluminum diamond plate, etc. Among them, the most used is the aluminum diamond plate.

Diamond plate sometimes called aluminum tread plate, aluminum floor plate, or aluminum checker plate, It having good forming, drilling, and welding ability, Aluminum Diamond Plate is easy to fabricate and their raised diamond lug pattern provides good slip resistance.

aluminum diamond tread plate

Diamond plate aluminum thickness

Our aluminum diamond plate thickness is determined by the customer and can be customized. Common thickness has 1/4 inch aluminum diamond plate (0.25), 1/8 inch aluminum diamond plate (0.125), 3/16 inch aluminum diamond plate.

We offer many sizes of our diamond plate sheets to accommodate your project no matter how large or small. Among them, 4×8 diamond plate sheets is the most commonly used size.

polished aluminum diamond plate

There is also the following size and thickness to choose from: (inch):


0.063 inch, 0.08 inch,0.1 inch, 0.375 inch, 0.5inch.


2′ x 8′ (24″ x 96″), 36″ x 144″, 4′ x 10′ (48″ x 120″), 48×144, 48″ x 180″, 48×192, 60×120, 60×144, 60×192, 60×96,72×144, 72×192 inch.

Thickness charts of common diamond aluminum plate sheets

0.125 1/8 48 x 96 4×8′
0.188 3/16 48 x 96 4×8′
0.25 1/4 48 x 96 4×8′


Colored diamond plate

We offer multiple colors to choose from so that you can find the perfect diamond aluminum plate sheet to suit your needs.

  • High Polish Diamond Plate:
    Features an impressive mirror like sheen and surface finish.
  • Gloss Black  aluminum Diamond Plate:
    Features a dark and glossy, smooth version for a more modern and clean look
  • Metallic Grey Diamond Plate:
    Features a less shiny, more industrial look and finish
  • Race Red Diamond Plate:
    Features a red finish

black aluminum diamond plate


3000 series and 6000 series alloy aluminum can be used as the raw material of diamond plate, specific to alloys, commonly used are 6061-T6 and 3003-H14, 3003-H22.

The 6061-T6 alloy can have a dull or shiny finish and is harder and more durable, and the 3003-H14 has shiny bright finish and is softer and more formable.

6061 alloy aluminium diamond plate – Mill Finish

Aluminum plate 6061 provides intensity, non-slip, and durability. Although its mill finish is not as flashy as 3003 grade, 6061 Aluminum Diamond Plate is widely used for industrial applications – flooring, loading ramps, trench covers, dock flooring, stair treads,  elevator floors, freezers floors, etc. Offering increased strength and corrosion resistance, 6061 Aluminum Diamond Plate, is easy to weld and machine, but has limited formability.

3003 alloy aluminium diamond plate – Polished

3003 tread diamond plating is easy to welding, drill, or machining. The brilliant shine of Aluminum Diamond Plate adds sparkle, along with durability. AKA: Aluminum Diamond Plate, Aluminum Tread Plate, Tread Bright, Aluminum Floor Plate, this highly reflective, economical product is widely used in decorative, cosmetic, and architectural applications.

Having good forming, drilling, and welding ability, Aluminum Diamond Plate is easy to fabricate and its raised diamond lug pattern provides good slip resistance.

3003- H22 aluminum is 3003 aluminum in the H22 temper.

To achieve this temper, the metal is strain hardened, and then partially annealed, to a strength that is roughly a quarter of the way between annealed (O) and full-hard (H28).

Raised tread bright diamond pattern on the surface provides excellent traction.

Is aluminum diamond plate strong?

Aluminum Treadplate is commonly known as ”Diamond plate”. It is strong, lightweight, ideal for use on walls and other low-impact applications. and is used to provide protection and traction in high traffic areas. With great corrosion resistance, this material is commonly used for rock guards and siding by trailer, RV, and camper manufacturers.

Our aluminum diamond plate sheets are easy to clean and provide strong long lasting protection along with superior corrosion resistance.

Contractors, manufacturers, and installers commonly use this material on walls inside and out.

diamond checker plate staircase

Due to the bright and strong non-slip properties of diamond plate, it can also be used in aluminum diamond plate flooring , tool box, tandem trailer fenders, etc.

How to cut aluminum diamond plate?

To buy Signi aluminum’s diamond plate, you only need to provide us with the size you need, and we will cut it into the size you need in the factory with a shearing machine and ship it to your home.You don’t need to buy a machine for cutting, and the size can be arbitrary. custom made.

Signi Aluminium sells diamond plate aluminum in various thicknesses and sizes, which are delivered to your home through a well-developed logistics and transportation system, allowing you to achieve a “near me” experience.

Other references of diamond plate:

Diamond plate on Wikipedia

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