20kg dead weight refers to an object with a mass of 20 kilograms that is specifically designed and used for purposes such as testing and calibration, often in the form of a heavy, portable calibration or test weight. These weights are typically made from heavy-duty materials like cast iron or stainless steel and are used to verify the accuracy of scales, cranes, and other load-measuring or load-rated devices.
Here's a breakdown of what a 20kg dead weight is:
Mass: The object has a mass of 20