201 stainless steel plate, acid and alkali resistance, high density, polishing without bleb, no pinhole, etc, it is producing various atlas, strap DeGai high-quality materials, etc. Mainly used for decoration, industry, some shallow tensile. Chemical composition (%) : Chemicai without pellet (WT %) there (C) carbon: more than 0.15 (Si) than 0.75 (Si: Mn) manganese: 5.5-7.50 (Cr) Cr: 16.0 ~ 18.0 nitrogen (N) than 0.25 (Ni) : Ni: 3.50 ~ 5.50 (P) phosphorus, sulfur than 0.060 (S), or physical properties: 0.030 tensile strength: to 100,000 180,000 psi yield strength: 50,000 to 150,000 psi elongation: 55 to 60% of the elastic modulus, 29,000,000 psi