1.ANSI B16.5 Carbon Steel Flange long neck flange 2. Dimension: 1/2"to 72" 3. ... Carbon steel, stainless steel ANSI B16.5 Carbon Steel Flange long neck flange(1) Flanges Type: Plate Flange, Flat Flange, ... Slip on Flange, Welding Neck Flange, Long Welding Neck Flange, Blind Flange, Socket Welding Flange, Thread Flange, ... request ANSI B16.5 Carbon Steel Flange long neck flange