... 4)TISCO,ZPSS,YUSCO,BAOSTELL,OUTOKUMPU Description304 welded stainless steel pipe O.D21.7-660.4mmW.T ... drawn or cold-rolled;2) Surface finish: pickling, annealing, manual polish and mechanical polish3) Chemical and Physical characteristic: durable, ... tube,industrial tube,steel pipe,stainless steel sheet,stainless steel tube,stainless steel pipe,stainless steel coil,stainless steel sheet,tube,pipe ...