Why is there LB and no kg on weight plates?
If you regularly train in a gym or work with weights, you are
Probably familiar with the weight plates that are used to increase the load. A common question that arises is why many weight plates have the "LB" label (pounds, or pounds) instead of "kg" (kilograms). In this blog we will elaborate on this issue and we explore the reasons behind the use of the Pounds system on weight plates.
Historical origin:
The use of the Pounds system on weight plates has its origins in the United States, where the imperial measuring system is used. The Pounds system is historically widespread in American society, and its use on weight plates is a continuation of this tradition.
International variation:
While the Pounds system mainly in the United States
is used, the metric system with kilograms is in many other parts
used from the world. The use of "LB" on weight plates is therefore mainly
due to regional differences and the dominance of the imperial measuring system in the United States.
Industrial standards:
The fitness industry is closely linked to the American market and standards. Many of the weight plates that are used worldwide are manufactured by American companies or according to American industrial standards. This explains why the Pounds system is still widespread on weight plates, even outside the United States.
Costs and logistics:
Changing weight plates and the corresponding pounds equipment
To kilograms, considerable costs would entail for gyms, fitness centers and manufacturers. It would not only require the replacement of the plates, but also adjustments to other equipment, such as dumbbells and machines.
For practical and economic reasons, many companies stick to the Pounds system.
Using the pounds system on weight plates instead of
kilograms can be explained by historical, regional and economic
Factors. It is important to note that although the Pounds system is on
Weight plates are used, most weight plates often also indicate the equivalence in kilograms, so that users can understand both units of measurement.