5. Standard: refer to ISO3290-1: 2008, AFMBA1989, DIN5401-93, GB / T308.1-2013 and other standards for production.
6. Application: Suitable for all kinds of mechanical products with corrosion resistance requirements, such as stainless steel bearings, hydraulic systems, cosmetics, chemical, pharmaceutical industries, etc., with good rust resistance, wear resistance and high hardness.