... Flanges, Long Welding Neck Flanges, Figure 8 BlanksPRESSURE GRADE: Class150,Class300,Class600,Class900,Class1500,Class2500SIZE: 1/ ... FflangesSlip on FlangesThreaded FlangesSocket Welding Flanges, Blind FlangesPRESSURE GRADE: 6Bar,10Bar,16Bar,25Bar,40Bar SIZE: DN10 ... "type : welding neck flange, lap joint flange, thread flange, slip on flange,socket welding flange,blind flange material: carbon steel, ...