... .Round Bar (Q235,20#,45#) 2.Round Bar 3.steel round bar 4.steel bar 1.Round Bar (Q235,20#,45#)2.Round Bar3.steel round ... used in enviroment protection,traffic,food industry,medical equipment etc.Round BarStandard:GB,JIS,ASTM,DIN,AISI,BSMaterial: 20#,45#,Q235Diameter ... trade co.,ltdadd:Rm511,#4 beichen mansion,beichen district,tianjin china Round Bar (ss310,ss316)