... DIN2638,DIN2673Types: Welding neck FflangesSlip on FlangesThreaded FlangesSocket Welding Flanges, Blind FlangesPRESSURE GRADE: 6Bar,10Bar,16Bar,25Bar,40Bar SIZE: DN10-DN10003 ... PN2.5,6,10,16,25,40,63,100TYPE01,02,04,05,11,12,13,21,32,33,34 EN10025(S235JRG2 ... ,25,40,50,110,150,260,420 TYPE01,02,03,04,05,11,12,13,14,15,21,32,33,34 ... ,25,40,50,100,150,250,420 TYPE01,02,03,04,05,11,12,13,14,15,21,32,33,34 ...