... requirements Material:Q235,45#,40Cr,20# Standard:GB Cold Drawn Round BarMaterials: Q235, 45#, 40Cr, 20#Sizes: Ø4mm- ... 80mmLengths: 4-12m; other lengths can be customizedSpecificationsstainless steel round bar, hot rolled , cold drawn, polished procedure, various ... sizes,etc.,stainless steel round bar1.material grade: 200 series-201,202,200Cu,201Cu300 ...