201 stainless steel, with a certain acid resistance, alkali resistance, high density, polishing no bubbles, no pinhole and other characteristics, is the production of a variety of case, watchband bottom cover quality material. Mainly used for decorative pipe, industrial pipe, some shallow stretch products.
 
Carbon (C) : 0.15 or less
 
Silicon (Si) : 0.75 or less
 
(Mn) manganese :5.5 ~ 7.50
(Cr) chromium :16.0 ~ 18.0
 
Nitrogen (N) : 0.25 or less
 
Phosphorus (P) : 0.060 or less
 
Sulfur (S) : 0.030 or less
 
Nickel (Ni) : 0.6 to 5.50%
 
(Cu) copper: half copper 0.8%
 
High copper 1.5%
 
GB/T 20878-2007
 
201 stainless steel can do panel but does not support industrial stainless steel to do food panel, should choose food grade stainless steel to do panel.
 
According to composition is divided into: chromium stainless steel, chromium nickel stainless steel and chromium manganese nitrogen stainless steel. 304: general model; That is 18/8 stainless steel. Products such as: corrosion resistant containers, tableware, furniture, railings, medical equipment. The standard ingredient
 
is 18% chromium plus 8% nickel. Non-magnetic stainless steel whose microstructure cannot be changed by heat treatment. GB brand is 0Cr18Ni9.
 
Industrial stainless steel is not suitable for catering
 
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