steel flange 1.size:1/2"-64" 2.PN:PN6,10,16,25,40,100 3.material:cs&ss 4.standard: ... -jointPressure: 150#, 300#, 600#,900#,1500#, 2500#Wall thickness for welding neck flange: STD, SCH40, SCH80, SCH160. SCHXXSMaterial: carbon steel A105, stainless ... FLANGESize range: DN15 to DN 2000Design : plate falnge 12820-80, welding neck flange 12821-80Pressure: PN6, PN10, PN16, PN25, PN40Material: carbon steel ...