S31803 Duplex Stainless Steel: Superior Corrosion Resistance thiab High Strength for Industrial Applications S31803, tseem hu ua Duplex 2205 lossis F60, yog qib siab ntawm duplex stainless hlau hauv kev lag luam thoob ntiaj teb. Pom zoo nyob rau hauv Unified Numbering System (UNS), cov khoom no yog pri ...