Machines and tools
Historical information The chemical element has been known to people since ancient times. One of the first extraction methods
When welding, the parts are exposed to high temperatures, so it is very important to pay attention to the temperature
Causes of occurrence Causes of corrosion processes: contact of different types of metals, alloys; frequent temperature changes; friction
Author: Yuriy Fedorovich Kolesnikov, thermal power engineer Our time has never been called: the age of the atom, space,
How to calculate the specific gravity or structure of a phenomenon? Specific gravity and its calculation is one of
Since ancient times, copper objects have been in demand among people. The material is currently valued
Why does resistance occur? Electrons collide with charged atoms (ions) that make up the crystal lattice
Non-ferrous metal Rolled aluminum Sheet Aluminum sheets are produced according to GOST 21631-76 from aluminum and
Do-it-yourself household feed granulator, drawings Do-it-yourself household feed granulator, drawings of equipment with
Making forged leaves with your own hands Since ancient times, forging has been considered one of the individual methods
