... 2008/SGS test report/ROHS report Stainless steel ball Name: Stainless steel ballsMaterial: AISI304,316,420C,440CSize: 0 ... reportFeature&Applications:ss 304 stainless steel ball is the most widely used in the market,it can be ... the chemical, paper and textile industries (valves, pumps and bearings).OUR MAIN PRODUCTS:Stainless steel ball:AISI302,304,316,420,4440CBearing steel balls:AISIE52100Carbon steel ...