... industry envioronment protection,3. the stainless steel half copper 201 are used in the heat-preservation, medical appliance ... ,4. the stainless steel half copper 201 are used in the home use-article, kitchenware, ... utensils,5. the stainless steel half copper 201 are used in thd appliance, food machinery, automobile ... 11.0%~11.20% P≤0.043% S≤0.01% Cr:13%~14% Ni:0.6%-0.8% ...