Titanium tube is a kind of tubular product made of titanium and titanium alloy materials, which is widely used in various fields because of its excellent corrosion resistance, high strength and low density. Titanium is a silvery-white transition metal with good plasticity and toughness, and is able to maintain stable properties in both high and low temperature environments. Titanium alloy is an alloy composed of titanium and other elements, and the mechanical properties and corrosion resistance of titanium tubes can be further improved by adjusting the type and content of alloying elements.