U-shaped bolt, also known as saddle bolt, has a U-shaped shape with threads on both ends that can be combined with nuts. It is mainly used to fix tubular objects such as water pipes or sheet objects such as car leaf springs. The material properties, density, flexural strength, impact toughness, compressive strength, elastic modulus, tensile strength, temperature resistance, and color are determined according to the usage environment. Commonly used materials include carbon steel, alloy steel, stainless steel, etc.