... 314.316 Type:Slip On Flange, Welding Neck Flange, Socket Welding Flange, Threaded Flange, Lap Joint Flange, Blind Flange and other kinds of special ... S32750,HDRCopper Nickel Alloy:B10,B30Special steel:N06600,N08800,N08811,Titanium alloy, Alloy steel etc.Carbon manganese steel:20# / Q235B / A105, ... from round bar,CNC machining,Drilling and Passivating high quality Stainless steel flange, 150~1500class