The standardized cookwares referred in this article are designed according to EN(IEC)60350-2 table (Z)3. The diameter of the cookware bottom (outside), diameter of the lid, lid hole circle diameter, number of holes on the circle, total cookware height (outside) and flatness of cookware bottom are specified in table (Z)3. The materials of side wall, cookware bottom and lid are different. In version 2018, the side wall of cookware is made of stainless steel AISI type 304, the cookware bottom is made of stainless steel AISI type 430, and and the lid is made of aluminium. In version 2013, the side wall of cookware is made of 1.4301 stainless steel, the cookware bottom is made of stainless steel 1.4016, and the lid is made of aluminium. Items Version 2018 Version 2013 Remark material thickness material thickness Side wall stainless steel AISI 304 1mm±0.05mm 1.4301 stainless steel 1mm±0.05mm C ylindrical without handles or protrusions. Cookware bottom stainless steel AISI ...