Flanges are essential pipe fittings for connecting pipes, valves, and equipment in industrial piping systems, available in carbon steel, stainless steel, alloy steel and other materials. Our flanges cover standard types like WN, SO, BL, PL, complying with ANSI, DIN, GB, GOST standards, customizable for pressure ratings 150# to 2500# and various sizes. Featuring precise machining, high sealing performance and corrosion resistance, they are widely used in oil & gas, chemical, water supply, HVAC and heavy industry. Strict quality control ensures stable performance under extreme working conditions, providing reliable connection solutions for industrial projects worldwide.