201 stainless steel, with a certain acid resistance, alkali resistance, high density, polishing no bubbles, no pinholes and other characteristics, is the production of a variety of watchcase, watchband cover high-quality materials. Mainly used for decorative pipes, industrial pipes, some shallow stretching products.
202 stainless steel is a kind of 200 series stainless steel, the national standard model is 1Cr18Mn8Ni5N. 202 Stainless steel is widely used in architectural decoration, municipal engineering, highway guardrail, hotel facilities, shopping malls, glass handrails, public facilities and other places.