The characteristics of steel-reinforced polyethylene composite pipe can be summarized as follows: 1. Structural composition: made of steel skeleton and polyethylene plastic composite; 2. Performance advantages: the steel skeleton provides high strength and rigidity, while the polyethylene plastic imparts corrosion resistance and wear resistance; 3. Comprehensive characteristics: possesses high ring stiffness and resistance to damage, while being lightweight for easy transportation and construction; 4. Application characteristics: the welding process is simple and suitable for various engineering needs.