Fuyun Gold Tests are widely supported for the use of alloy materials in space, such as aluminium, magnesium, titanium and nickel alloys, which are considered to be 50 per cent of aircraft material -- 70 per cent, magnesium alloy material is about 5 per cent of aircraft material -- 10 per cent, modern aircraft, titanium alloy is used in an increasing proportion, and nickel alloy is used for aircraft engines. Titanium is also a light metal, with a weight of about 4.5, which weighs more than aluminium, but is of high intensity and is a very high temperature, with a melting point of over 1660 degrees, ideal for aircraft construction, aircraft engines, reinforced parts, reinforced parts, combustion chambers, turbines, turbines, vents, etc., most of which are made from titanium alloy.High-power steel is usually used in structures that require high-cot, high-strength, high-tigger, high-tigger life, and a range of other parameters with good moderate-temperature, corrosive and a range of other parameters. It is an irreplaceable material in the production of semi-finished products, and in the construction of complex structures, especially welding as the final process. It is the ideal material for engine construction. The engine is at temperatures of more than 2,000 degrees, and the normal material is not working, and only nickel-coated alloys are capable.