Comprehensive study material for ITI technical trades, including Fitter Electrician and others. Covers NIMI pattern theory, workshop practicals, safety standards, and industrial manufacturing processes.
Soldering and brazing are the processes of joining similar or dissimilar metals. There are three processes of joining the metals i.e., soldering, brazing, and welding. The major difference between them is that a huge amount of heat is required in the case of welding, a low amount of heat is needed in the case of … Read more
Introduction In industrial manufacturing and workshop fabrication, mastering famous metals and their properties is the absolute core foundation for every technical professional. Whether engineering a tiny machine component or structural frames, understanding the diverse types of sheet metal dictates production quality. Every master technician must analyze how these engineering materials behave under extreme stress, heat, … Read more
Sometimes, it is necessary to mold metal into a desirable shape. To obtain this shape, a certain amount of heat must be given to the metal. This heat converts a solid metal into a plastic one. The process of converting the solid metal into the desired shape by heating is known as the heat treatment … Read more
Introduction In the engineering industry, famous metals and their properties form the core foundation of all manufacturing sectors. From the mass production of a tiny sewing needle to the structural fabrication of a massive ocean ship, metal remains the indispensable backbone of modern machinery. Understanding these materials is vital for ITI Fitter trade theory students … Read more
Precision instruments are required at different stages of manufacturing workshops for good production quality. The level or grade of products is decided and checked for their accuracy. Different measuring instruments are used to check the level of products. The instruments that can measure the smallest and most accurate quantity are called precision measuring instruments. In … Read more
In high-precision industrial manufacturing and machine shop environments, mastering the different types of measurement system parameters is the core technical foundation for every engineering professional. Whether filing a basic steel block in a training lab or programming automated CNC machinery to mill aerospace parts, the precise evaluation of dimensions determines assembly success. Without globally standardized … Read more
Scrapers are made up of tool steel or alloy steel and the cutting edge of the scraper is hardened and tempered. They are mainly used to scrap metal surfaces by rubbing the work surface. They also produce a bearing surface, which has been filed or machined earlier. The scrapers are used as hand-cutting tools for … Read more
A chisel is a tool with a characteristically shaped cutting edge of a blade at its end for curving or cutting a hard material such as wood, stone, or metal. The handle and blade of some types of chisels are made up of metal with a sharp edge. It is made of high-carbon steel and … Read more
Fire is the rapid oxidation of material in a chemical process called combustion. When combustion takes place heat, light chest and abdomen, and various reaction products are produced. Fire is an important process, which affects ecological systems across the globe. 🔥 has been used by humans for working, generating heat, lighting, etc. If this fire … Read more