DESIG: F2015 00 (Reapproved 2006) ^TITLE: Standard Specification for Lap Joint Flange Pipe End Applications ^SCOPE:1. Scope 1.1 This specification covers the pipe material and wall thickness applicable to lap joint flange pipe ends, manufactu This specification covers the material and dimensional requirements applicable to lap joint flange pipe ends that are manufactured by a mechanical forming process, and are widely used for low-pressure systems in the marine, process piping, and similar