When all the piping specifications have been defined and initial quantities identified by the Material Take-off Group, the piping material engineer is responsible for assembling the requisition packages.The Procurement Department will break the piping requirements into several requisitions, so that

Design ValuesAllowable stresses for the materials specifications contained in the piping class have been established in line with ANSI/ASME B31.3, Paragraph 302.3.For API 5L Grade B, a distinction has been made between seamless pipe and welded pipe with a weld joint factor E=0.95 (in accordance with

Steel pipe is normally used for pipelines operating at a pressure of 100 psig or more. Steel pipe withstands high pressures, is durable, and has a long operating life cycle. Fiberglass, PVC, or high-density polyethylene (HDPE) pipe is used in certain instances for low-pressure gas gathering pipeline