In this week's episode of the Pipeliners Podcast, Dr. Keith Leewis joins to discuss the differences between old and new steel pipe and why those distinctions matter for pipeline integrity and maintenance practices. The conversation highlights how manufacturing methods, coatings, and metallurgical properties influence how pipeline materials behave over time. The episode also touches on practical considerations for evaluating in-service pipe, managing repairs, and understanding the risks unique to various generations of steel. Listen now to learn more about how material history shapes asset management decisions in modern pipeline operations. Visit PipelinePodcastNetwork.com for a full episode transcript, as well as detailed show notes with relevant links and insider term definitions.