Properties of Bricks and their Sizes in Different Countries

Definition of Bricks

“The Bricks May be defined as a uniformly burnt rectangular unit having high compressive strength”

A good brick is prepared from a soil containing a requisite proportion of sand and clay. Also, a small percentage of lime, iron oxide and magnesium is necessary.

Bricks are mainly used for foundations, Wells, Roofing, floors, drains for a number of a small and big structure of different shapes.

Properties of Bricks and their Sizes in Different Countries

Property of Bricks

Properties of bricks are directly depended upon their following category.

1.Size: the shape of the bricks is rectangular but the size may be different from place to place as per IS 1077-1970 the following two sizes are recommended in India the brick having height 9 cm should be molded with frog but the bricks of height 4 cm may not dimensions of 20 cm  of brick masonry comprises 500 bricks.

2. The weight of brick: A standard brick should have a weight between 3 kg to 3.5 kg. The weight of brick depends upon the type of clay used and method of molding of Bricks.

3. Insulation: A dense, heavy and low porous brick have adequate insulation against heat, noise, and cold.

Size of Bricks According to Different Countries

As we know that, Various countries have various standard brick size and dimensions, however, brick can be made in multiple shapes and sizes, depending on its application as well as uses.

If bricks are very large, it is difficult to burn them properly and they become too heavy to be placed with a single hand. On the other hand, if suppose bricks are too small, more quantity of mortar is required.

Hence, a standard dimension is determined for various brickworks. So let’s go and know about Size of bricks in different types of countries like the USA, Australia and etc.

Brick Size in the United States (USA)

In the United States, modern standard bricks are (which is controlled by American Society for Testing and Materials i.e. ASTM)
About the size of bricks  8 × 3 5⁄8 × 2 1⁄4 inches (203 × 92 × 57 mm).

The more commonly used is the modular brick 7 5⁄8 × 3 5⁄8 × 2 1⁄4 inches (194 × 92 × 57 mm).

Brick Size in Australia

According to Boral Company in Australia (Boral Limited is a multinational company manufacturing and supplying building and construction materials), the standard brick size (or the working size) is 76mm high, 230mm long and 110mm wide as per the Australian Standard AS-4455.

Some bricks are made with different work sizes. 50 mm and 90 mm high bricks, 90 mm wide bricks and 290 mm long bricks are used for different structural and aesthetic effect.

Brick veneer makes your even more gorgeous with its unique looks. It is much popular among many areas of the world. So, you want to give a creative look to your home, try using brick or stone veneer at your home.

Size of Bricks According to their Properties.

Clay bricks


Concrete blocks




Fly ash bricks (blocks float in water)



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