Classification and Application of 201 Stainless Steel
Classification and A pplication of 201 S tainless S teel 201 stainless steel , with a certain acid and alkali resistance, high density, polishing no bubble, no pinhole and other characteristics, is the production of various watchcase, watchband bottom cover quality materials.Mainly used for decorative tube, industrial tube, some shallow stretching products. At present, there are five types of 201 stainless steel in China: J1, J2, J3, J4 and J5 due to different compositions and application fields.The composition comparison is shown in the following table: Material C% Ni% Cr% Mn% Cu% Si% P% S% N% Mo% J1 0.104 1.21 13.92 10.07 0.81 0.41 0.036 0.003 J2 0.128 1.37 13.29 9.57 0.33 0.49 0.045 0.001 0.155 J3 0.127 1.3 14.5 9.05 0.59 0.41 0.039 0.002 0.177 0.02 J4 0.06 1.27 14.86 9.33 1.57 0.39 0.036 0.002 J5 0.135 1.451 13.269 10.727 0.07 0.584 0.043...