Super Stainless Steel 1.4529

1.4529 is an advanced super austenitic stainless steel that combines high nickel, high chromium and high molybdenum alloying elements with excellent corrosion resistance and excellent mechanical strength. Through optimized composition design, 1.4529 has demonstrated unparalleled reliability in marine engineering, sour gas treatment and high-temperature industrial applications. Compared with traditional 304 or 316 stainless steel, its corrosion resistance in chloride environments is significantly enhanced, while maintaining stability in high temperatures and complex chemical environments.

Excellent characteristics

Excellent corrosion resistance: 1.4529 performs well in halide media (such as seawater) and acidic environments containing hydrogen sulfide (H₂S), with high resistance to pitting and crevice corrosion.

Resistance to chloride ion stress corrosion cracking: The combination of high nickel and molybdenum makes it stable for a long time in high-concentration chloride environments, especially suitable for marine engineering and chemical pipeline systems.

High temperature stability: The chromium oxide protective layer and titanium reinforced structure make it have excellent oxidation resistance in oxidizing and reducing environments, and the maximum temperature resistance can reach 1038℃.

Improved mechanical properties: Compared with Cronifer 1925 LC and 904L, 1.4529 performs better in strength and metallurgical stability, and is suitable for high pressure and high stress environments.

Good processing performance: With good welding performance, it can be easily used in the manufacture of pressure vessels and complex shape parts.

Application areas

Marine engineering: used for hydraulic and perfusion pipelines, hose systems, etc., high nickel and molybdenum content provides protection against chloride corrosion.

Chemical equipment: suitable for flue gas desulfurization, phosphoric acid production, sulfuric acid treatment systems, etc., high molybdenum and titanium content provide long-term durability for equipment.

Food processing and pharmaceutical equipment: Its excellent corrosion resistance and hygienic properties make it an ideal material for the food and pharmaceutical industries.

Oil and gas industry and nuclear power plants: used to manufacture pipelines, valves and other equipment, which can withstand high temperature, high pressure and corrosive environments.

Architectural decoration and medical equipment: Due to its good corrosion resistance and aesthetics, 1.4529 is also used in the fields of architectural decoration and medical equipment.

1.4529 super austenitic stainless steel meets the diverse needs of modern industry with its optimized composition design and excellent performance. The synergistic effect of high nickel, chromium, molybdenum and titanium makes it outstanding in extreme environments. From marine engineering to chemical equipment, from high temperature fields to acidic medium treatment, 1.4529 has demonstrated unique advantages. The close relationship between its corrosion resistance, mechanical properties and composition provides strong support for its high-end application fields, and it is a shining pearl in the development of industrial materials.