ANSI B16.5 Cross-over Flanges are called slip-on flanges because they slide over the pipe. These flanges are manufactured with an internal diameter greater than the outside diameter of the pipe. At the base and top of the Flanges, a filet weld joins these flanges to the tube. When using slip-on flanges, the face should be level or elevated. Carbon steel slip-on pipe flanges, Stainless steel...