二維碼
can prevent rust and scaling deposition; Soft, easy to bend, easy to install, simple processing.
At the same time has the steel, when a certain shape is needed, can be made into a variety of shapes like metal pipe, and does not need complex equipment and tooling;
Can resist the corrosion of many chemical substances; Stable size, small permeability; The resistance is very high, can be used as an insulator; The service life is very long, even decades;
Good temperature resistance, can work in -40-100°C environment.
