brass sheet Matertial:C27200,C27000,C26000,C24000,C28000 dimentions:O.D:5-100mm.W.T:0.5-10mm brass sheetC23000dimentions:O.D:5-100mm.W.T:0.5-10mmtubes in good straightness ,with cleansurface of both inside and outsideapplicatons:widely used in apparatus,refrigerationsStandards:ASTMB135,EN,GB,JIS