Stainless Steel 904L Flanges are high-performance, super austenitic stainless steel flanges designed for extreme corrosion resistance in aggressive environments. This low-carbon, high-alloy stainless steel contains nickel, chromium, molybdenum, and copper, providing exceptional resistance to acids, pitting, and stress corrosion cracking.

Due to their superior corrosion resistance, SS 904L flanges are widely used in chemical processing, seawater applications, and pharmaceutical industries, where standard stainless steel grades may fail.

Why Choose Stainless Steel 904L Flanges?

Superior Heat Resistance Exceptional Corrosion Resistance SS 904L flanges offer outstanding resistance to sulfuric acid, phosphoric acid, and chloride-induced pitting corrosion, making them ideal for marine and chemical industries.

Superior Strength & Durability These flanges have high tensile and yield strength, ensuring durability and long service life, even in high-temperature and high-pressure conditions.

Low Carbon Content – Excellent Weldability With low carbon levels, SS 904L prevents carbide precipitation, making it ideal for welding applications without post-weld heat treatment.

Non-Magnetic in Annealed Condition Unlike standard stainless steels, SS 904L is non-magnetic, making it suitable for applications requiring low magnetic permeability.