Ti - the metal located in IV group of periodic system of elements of Mendeleyev. Number in periodic system - 22 Nuclear weight – 47.90 Density – 4.5 g/cm³ Melting temperature – 1665 ± 5 ° C The titanium as the chemical element was open in 1791, but his true properties as metal have been investigated only at the end of 40th years of XX century when it was possible to receive it in pure enough kind from impurity. The first titanium ingot of the technical titanium at our enterprise has been melted on February, 17, 1957, the size of first ingot was 100 mm in diameter and weight of 4 kg.