An average north American housebrick weighs about 5 1/2 pounds. - Asking things such as "per square foot" depend on unstated factors like -which way are they laying, and with mortar or not.
You can't-lb per cubic foot is a measurement of pressure, tonnes is measure of weight. You could convert Ib per cubic foot to tonnes per cubic foot or more usually, gram per cubic centimetre but not lb per cubic foot to tonnes
80 lbs per cubic foot
Granite is figured at 168 pounds per cubic foot. If you know the thickness, you can determine the weight per square foot.
About 100 pounds per cubic foot
One cubic foot of common red brick weigh 120 pounds. For fire clay bricks, the weight is 150 pounds per cubic foot.
Granite is figured at 168 pounds per cubic foot. If you know the thickness, you can determine the weight per square foot.
Typical window glass weighs 156 pounds per cubic foot. For comparison, a cubic foot of aluminum weighs about 168 pounds, and a cubic foot of oak is around 50 pounds.
Specific weight is the weight of the material per unit volume. Water has the specific weight of 62.43 pounds per cubic foot or 9.807 Newtons per cubic meter.
64 lbs
50 pounds
A cubic foot of water weighs aprox. 62.42796 pounds, 28316.847 grams, or 28.316847 kilograms. Here is some additional information from http://ga.water.usgs.gov/edu/waterproperties.html * Weight: 62.416 pounds per cubic foot at 32°F * Weight: 61.998 pounds per cubic foot at 100°F * Weight: 8.33 pounds/gallon, 0.036 pounds/cubic inch * Weight: 1679.616 pounds/cubic yard, based on 0.036 pounds/cubic inch * Density: 1 gram per cubic centimeter (cc) at 39.2°F, 0.95865 gram per cc at 212°F
On a per-foot basis, it would be the thickness of the wall in feet multiplied by the height in feet multiplied by the combined density of the brick and mortar. My AISC manual has 120 lbs per cubic foot for a normal brick wall, so a typical single wythe wall (4" thick) would weigh 40 lbs square foot of face area.