Spinning technology is widely used in the manufacturing of oil and gas pipelines and related fittings, enabling the one-piece molding of pipe elbows, tees, reducers, end caps, and large-diameter pipeline fittings. Through continuous localized plastic deformation of the metal, the process creates a seamless, integral structure without weld seams, resulting in uniform wall thickness, a smooth surface, and high dimensional accuracy, effectively mitigating the risks of leakage and corrosion in high-pressure oil and gas transportation. Simultaneously, it refines the metal microstructure, improving the pressure resistance, fatigue resistance, and corrosion resistance of the fittings. This makes it suitable for harsh high-temperature and high-pressure conditions such as oil and gas extraction, long-distance pipelines, and LNG storage and transportation. Furthermore, it boasts high material utilization and rapid molding efficiency, making it the preferred process for precision molding of high-end oil and gas pipeline fittings.