food grade stainless steel roll 1. origin:Jiangsu,China 2. grade:200,300,400 series ... /T,L/C at sight,D/P,etc.Chemical composition table for the most common SS: gradeCCrNiMnPSMoSiCuNOther201≤0.1516.00-18 ... , 2205, 2235, 2101, 301, 630, etc. food grade stainless steel roll