After a period of trial production, Special Steel Branch's newly developed GH99 alloy forging rods are sent to customers. Upon examination, their performance fully meets the standards.
GH99 alloy is mainly used for manufacture of aircraft engine combustion chamber with temperature of less than 1,000 degrees Celsius, aircraft fixed parts and guide vanes.
In recent years, with the development of aircraft engine manufacturing industry, GH99 alloy has been more widely used. Previously due to equipment constraints, only two domestic steel mills are capable of producing such alloy