022Cr21Ni12Cu3 Stainless Steel: Properties, Corrosion Resistance and Industrial Applications

<p><strong>022Cr21Ni12Cu3</strong> is a stainless steel grade used across industrial manufacturing sectors. Chemical composition: C ≤0.03 Si ≤1.00 Mn ≤2.00 P ≤0.045 S ≤0.030 Cr 21 Ni 12 Cu 3.0 (nominal). Mechanical properties: Tensile ≥515MPa Yield ≥205MPa Elongation ≥35%. Applications: Cu-bearing austenitic stainless; corrosion-resistant equipment, food processing, heat exchangers. This technical guide provides composition, properties and application criteria for material selection.</p>