What is the difference between 304 stainless steel and 201 stainless steel

304 stainless steel corrosion resistance is strong, the price is high: 201 and 304 stainless steel material in essence, 304 stainless steel corrosion resistance and stamping performance is far better than 201, and 304 stainless steel is generally used in a complex environment, the need for strong corrosion resistance, 201 is used for environmental requirements are not very high, or stainless steel material requirements are not high.