... ,EN,BS,JIS,AWWA,BS and GB ectMaterial: Stainless steel, Carbon steel and Alloy steel etc.Size: Up to 5000mmTreatment of Prevent Oxygenizement ... .5,6,10,16,25,40,63,100TYPE01,02,04,05,11,12,13,21,32,33,34 EN10025(S235JRG2),EN10222 ... ,40,50,110,150,260,420 TYPE01,02,03,04,05,11,12,13,14,15,21,32,33,34 ISO2604 ... ,40,50,100,150,250,420 TYPE01,02,03,04,05,11,12,13,14,15,21,32,33,34,35 ...