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904L super austenitic stainless steel industrial seamless pipes
Chemical composition
Chromium (Cr): about 19-23%
Nickel (Ni): about 14-16%
Molybdenum (Mo): about 4-5%
Copper (Cu): about 1.0-2.0%
Nitrogen (N): about 0.18-0.25%
Carbon (C): ≤0.03%
Manganese (Mn): ≤2.0%
Silicon (Si): ≤1.0%
Phosphorus (P): ≤0.045%
Sulfur (S): ≤0.030%
Characteristic
Corrosion resistance: 904L stainless steel has excellent resistance to pitting, crevice corrosion and stress corrosion cracking, and is suitable for a variety of corrosive environments, including seawater, acidic environments and media containing chlorides.
Mechanical properties: 904L stainless steel has good mechanical properties, including high strength and toughness.
Weldability: 904L stainless steel has good welding performance and can be welded by a variety of welding methods.
Processability: 904L stainless steel has good processing performance and can be processed cold and hot.
Application area
Chemical and petrochemical industry: used in the manufacture of reactors, heat exchangers, valves and pumps.
Food and beverage industry: used in the manufacture of food processing equipment and containers.
Marine engineering: used in the manufacture of seawater desalination equipment, ship components and submarine pipelines.
Pulp and paper industry: used to manufacture pulp and paper equipment.
Energy industry: used to manufacture components for nuclear power plants.