SS is the abbreviation of English stainless steel, for the general number of the English prefix abbreviation of stainless steel.More common is the SS304 stainless steel steel.

304 is a kind of universal stainless steel, which is widely used in the production of equipment and parts requiring good comprehensive properties (corrosion resistance and formability).In order to maintain the inherent corrosion resistance of stainless steel, the steel must contain at least 18% chromium and at least 8% nickel.304 stainless steel is a grade of stainless steel produced according to American ASTM standard.

304 stainless steel is a common material in stainless steel, the density is 7.93 g/cm3, the industry is also called 18/8 stainless steel.High temperature resistance of 800℃, with good processing performance, high toughness characteristics.