الوصف

 Super austenitic stainless steel **4L is a low-carbon high-nickel, molybdenum austenitic stainless acid-resistant steel, for the introduction of the French H • S proprietary material.Has a good active - passive transition ability, excellent corrosion resistance, in non-oxidizing acid such as sulfuric acid, acetic acid, formic acid, phosphoric acid has good corrosion resistance, chloride ions in neutral medium with goodThe resistance to pitting corrosion resistance, but also has good resistance to crevice corrosion and stress corrosion resistance.Below *0 ℃ for various concentrations of sulfuric acid, resistance to any concentration in the atmospheric pressure, any temperature of acetic acid and formic acid and acetic acid mixture is also very good corrosion resistance.