What Is Unit Weight  What Is Density  What Is Unit Weight Material  Unit Weight Building Materials
Important Point
What Is Unit Weight?
The ratio of the weight of a material to its volume is its unit weight, sometimes termed specific weight or weight density.
The unit weight of water, γw, is 9.81 kN/m^{3} in the SI system and 62.4 lb/ft^{3} in the English system.
Also, read: What Is a Field Dry Density Test  Different Type of Field Density Tests
What Is Density?
The term density is used herein to denote the masstovolume ratio of the material. However, some references, particularly older ones, use the term to describe unit weight.
Density is denoted by p. Because m = W/g, the unit weight terms defined above can be converted to mass densities as follows:
ρ = M/V
ρ = Density
M = Mass
V = Volume
In the SI system mass densities are commonly expressed in Mg/m^{3}, kg/m^{3}, or g/ml. The mass density of water can therefore be expressed ρw = 1000 kg/m^{3} = 1 Mg/m^{3} = 1 g/ml.
The mass density of soil solids typically ranges from 2640 to 2750 kg/m^{3}. Where mass or mass density values (g, kg, or kg/m^{3}) are given or measured, they must be multiplied by g(9.8 m/s^{2}) to obtain weights or unit weights before performing stress calculations.
In the English system mass density values are virtually never used in geotechnical engineering and all work is performed in terms of unit weights (1b/ft^{3}).
Also, read: Tension Vs Compression  What Is Tension & Compression
What Is Unit Weight Material?
Unit weight material is also known as Specific material weight. Unit weight material is the weight of the material per unit volume.
As we know that the volume is identified in terms of liters or m^{3} and weight is measured in terms of Kg or KN.
The unit weight of materials is the weight of material/unit volume which means the Unit weight is expressed in Kg/L or KG/m^{3} or KN/m^{3}.
For easy reference, we organized all the building materials unit weights in a table. This list is a collective effort. Give a thumbs up if you liked it. Bookmark the page and use the search if required.
Also, read: Density of Cement Sand and Aggregate  Cement Density  Sand Density  Aggregate Density  list of Density
Unit Weight Building Materials
Sr.No.

Material

Unit Weight

1  A.C Sheet  17 Kg/m^{3} 
2  Aerocon Bricks  551 to 600 Kg/m^{3} 
3  Alcohol  780 Kg/m^{3} 
4  Aluminum  2739 Kg/m^{3} 
5  Anthracite Coal  1550 Kg/m^{3} 
6  Ashes  650 Kg/m^{3} 
7  Ballast  1720 Kg/m^{3} 
8  Birch Wood  670 Kg/m^{3} 
9  Bitumen  1040 Kg/m^{3} 
10  Bituminous concrete  2243 Kg/m^{3} 
11  Bituminous Macadum  2400 Kg/m^{3} 
12  Brick  1600 – 1920 Kg/m^{3} 
13  Brick Jelly  1420 Kg/m^{3} 
14  Brick Masonry  1920 Kg/m^{3} 
15  Cast iron  7203 Kg/m^{3} 
16  Ceement Slurry  1442 Kg/m^{3} 
17  Cement Concrete block  1800 Kg/m^{3} 
18  Cement Grout  1500 to 1800 Kg/m^{3} 
19  Cement Mortar  2000 Kg/m^{3} 
20  Cement Plaster  2000 Kg/m^{3} 
21  Cemrent  1400 Kg/m^{3} 
22  Chalk  2220 Kg/m^{3} 
23  Clay (Damp)  1760 Kg/m^{3} 
24  Clay (dry)  1600 Kg/m^{3} 
25  Clinker  750 Kg/m^{3} 
26  Coal Tar  1200 Kg/m^{3} 
27  Coarse Aggregate  16801750 Kg/m^{3} 
28  Cobalt  8746 Kg/m^{3} 
29  Copper  8940 Kg/m^{3} 
30  Crude Oil  880 Kg/m^{3} 
31  Cuddapa  2720 Kg/m^{3} 
32  Disel  745 Kg/m^{3} 
33  Dry Rubble Masonry  2080 Kg/m^{3} 
34  Earth (Dry,loose)  1200 Kg/m^{3} 
35  Fly Ash  1120 to 1500 Kg/m^{3} 
36  Fly Ash Brick Masonry  2000 to 2100 Kg/m^{3} 
37  Fly Ash Bricks  1468 to 1700 Kg/m^{3} 
38  Galvanized Iron Steel (0.56 mm)  5 Kg/m^{3} 
39  Galvanized Iron Steel (1.63 mm)  13 Kg/m^{3} 
40  Gasoline  670 Kg/m^{3} 
41  GeoPolimer Concrete  2400 Kg/m^{3} 
42  Glass Reinforced Concrete  2000 to 2100 Kg/m^{3} 
43  Granite Stone  24602800 Kg/m^{3} 
44  Graphite  1200 Kg/m^{3} 
45  Gravel Soil  2000 Kg/m^{3} 
46  Green Concrete  2315 to 2499 Kg/m^{3} 
47  Heavy Charcoal  530 Kg/m^{3} 
48  Ice  910 Kg/m^{3} 
49  Igneous rocks (Felsic)  2700 Kg/m^{3} 
50  Igneous rocks (Mafic)  3000 Kg/m^{3} 
51  Kerosene  800 Kg/m^{3} 
52  Larch Wood  590 Kg/m^{3} 
53  Laterite Stone  1019 g/m^{3} 
54  Lead  11340 Kg/m^{3} 
55  Light Charcoal  300 Kg/m^{3} 
56  Light Weight Concrete  800 to 1000 Kg/m^{3} 
57  Lime Concrete  1900 Kg/m^{3} 
58  Lime Plaster  1700 Kg/m^{3} 
59  Lime Stone  2400 – 2720 Kg/m^{3} 
60  M Sand  1540 Kg/m^{3} 
61  Magnesium  1738 Kg/m^{3} 
62  Mahogany  545 Kg/m^{3} 
63  Mangalore Tiles with Battens  65 Kg/m^{3} 
64  Maple  755 Kg/m^{3} 
65  Marble Stone  2620 Kg/m^{3} 
66  Metamorphic rocks  2700 Kg/m^{3} 
67  Mud  16001920 Kg/m^{3} 
68  Nickel  8908 Kg/m^{3} 
69  Nitric Acid (91 percent)  1510 Kg/m^{3} 
70  Oak  730 Kg/m^{3} 
71  Peat  750 Kg/m^{3} 
72  Petrol  720 Kg/m^{3} 
73  Pitch  1100 Kg/m^{3} 
74  Plain Cement Concrete  2300 Kg/m^{3} 
75  Plaster of Paris  881 Kg/m^{3} 
76  Plastics  1250 Kg/m^{3} 
77  Quarry Dust  1300 to 1450 Kg/m^{3} 
78  Quartz  2320 Kg/m^{3} 
79  Quick lime  33450 Kg/m^{3} 
80  Rapid Hardening Cement  1250 Kg/m^{3} 
81  Red Wood  450510 Kg/m^{3} 
82  Reinforced Cement Concrete  2400 Kg/m^{3} 
83  Rubber  1300 Kg/m^{3} 
84  Rubble stone  16001750 Kg/m^{3} 
85  Sal Wood  990 Kg/m^{3} 
86  Sand  14401700 Kg/m^{3} 
87  Sandstone  2250 to 2400 Kg/m^{3} 
88  Sedimentary rocks  2600 Kg/m^{3} 
89  Shale Gas  2500 Kg/m^{3} 
90  Silt  2100 Kg/m^{3} 
91  Slag  1500 Kg/m^{3} 
92  Stainless Steel  7480 Kg/m^{3} 
93  Steel  7850 Kg/m^{3} 
94  Sulphuric Acid (87 Percent)  1790 Kg/m^{3} 
95  Teak  630720 Kg/m^{3} 
96  Tin  7280 Kg/m^{3} 
97  Water  1000 Kg/m^{3} 
98  Zinc  7135 Kg/m^{3} 
Unit Weight of Materials
Unit weight or specific weight of any material is its weight per unit volume that means in a unit volume, how much weight of the material can be placed. Volume is measured in litres or cubic meters, and weight is expressed in kg or kilo Newton.
Unit Weight
Unit Weight is the weight per unit volume of a material. Unit Weight = Weight of Material. Volume of Material. Example: U.W. = 103.2 lbs = 103.2 pcf.
What Is Unit Weight?
The unit weight of a substance is calculated by dividing its weight by its volume. In the International System of Units (SI), the unit weight is typically expressed in newtons per cubic meter (N/m³) or kilograms per cubic meter (kg/m³). In the United States customary units, it is commonly expressed in pounds per cubic foot (lb/ft³).
Rubble Density Kg/m3
The bulk density ranges from 1,86 g/cm3 to 2,33 g/cm3.
Unit Weight Definition
Unit weight, also known as specific weight or weight density, is a measure of the weight of a substance per unit volume. It quantifies the amount of mass in a given volume of a material and is expressed in units of force per unit volume, such as newtons per cubic meter (N/m³) or pounds per cubic foot (lb/ft³).
What Is Density?
Density is the substance’s mass per unit of volume. The symbol most often used for density is ρ, although the Latin letter D can also be used. Mathematically, density is defined as mass divided by volume: where ρ is the density, m is the mass, and V is the volume.
Unit Weight Means
The specific weight, also known as the unit weight, is the weight per unit volume of a material. A commonly used value is the specific weight of water on Earth at 4 °C (39 °F), which is 9.807 kilonewtons per cubic metre or 62.43 poundsforce per cubic foot.
Cement Unit Weight
Normal weight concrete is in the range of 140 – 150 lbs./cu. ft. For normal weight concrete, a change in unit weight of 1.5 lbs./cu. ft.
Define Unit Weight
The specific weight, also known as the unit weight, is the weight per unit volume of a material. A commonly used value is the specific weight of water on Earth at 4 °C, which is 9.807 kilonewtons per cubic metre or 62.43 poundsforce per cubic foot.
Density of Rubble Stone
The density of rubble stone can range from approximately 1500 to 2500 kilograms per cubic meter (kg/m³) or 94 to 156 pounds per cubic foot (lb/ft³). However, it’s important to note that these values are approximate and can vary based on the specific type of rubble stone, its porosity, and other factors.
Density Vs Unit Weight
Density is mass per unit volume, whereas unit weight is force per unit volume. In this standard, density is given only in SI units. After the density has been determined, the unit weight is calculated in SI or inchpound units, or both.
What Is a Unit Weight?
The unit of measurement for weight is that of force, which in the International System of Units (SI) is the newton. For example, an object with a mass of one kilogram has a weight of about 9.8 newtons on the surface of the Earth, and about onesixth as much on the Moon.
Density of Laterite Stone in Kn/m3
Laterite weighs 1.02 gm/cm³ or 1,019 kg/m³., i.e. density of Laterite is equal to 1,019 kg/m³.
Unit Weight of Cement
The unit weight of cement can vary slightly depending on the specific type and brand of cement. However, as a general guideline, the typical unit weight of cement is around 1440 kilograms per cubic meter (kg/m³) or 90 pounds per cubic foot (lb/ft³).
Unit Weight of Construction Materials
Unit weight of the material is simply defined as Mass per Volume (M/V) and also it is called Specific Weight or Density.
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