The world of industry and construction has always been searching for widely – used, cheap and of course resistant materials .
The most expensive metal on earth, which is sometimes used in the manufacture of gold and jewelry , is rhodium .
Iron oxide is a chemical compound with the formula of FeO made of iron and oxygen .
Resistive spot welding is one of the main methods of rolling welding and is most applicable to the joints of car bodies .
Solar furnace is a device that is made from a very large number of flat mirrors , which are electronically controlled to concentrate sunlight in a sma [...]
Nickel is a metal element in nature with a shiny , silvery appearance and is the fifth most common element in the earth .
Laser welding is one of the modern methods of melting welding .
Most of the equipments made of steel , lead , and zinc were plated of tin in order to prevent corrosion .
Zinc is the twenty fourth most abundant element in the Earth’s crust which has five stable isotopes .
Titanium and its alloys have high strength compared to their weight . These types of alloys are also very resistant to corrosion as they form a very t [...]
Scraps are one of the important valuable building material which have an outstanding place in the market .
In different industries we need parts that have good toughness as well as having a hard surface . Using heat treatment in order to increase the hardne [...]