Jiangsu Rongfa provides high-strength pressure vessel stiffening rings for pressure vessels, storage tanks, and towers in chemical, petroleum, natural gas, and nuclear power industries. Using radial-axial ring rolling technology, we produce large-diameter, heavy-wall seamless ring forgings with dense, defect-free microstructure.Leveraging advanced technical capabilities and rigorous quality control, we deliver safe and reliable forgings for the pressure vessel industry.