How are large elbows produced: Unveiling the manufacturing process of the turning points of large-diameter pipesIntroductionIn the pipeline systems of industries such as oil, gas, chemical engineering, and power, large elbows play a crucial role in changing the direction of pipelines.When pipelines need to bypass obstacles, adapt to terrain changes, or be arranged according to process requirements, large elbows become indispensable components for connecting pipelines.So, how are large elbows with diameters over one meter and wall thicknesses of several tens of millimeters produced?This article will delve into the manufacturing process of large elbows, taking you through the birth process of this industrial basic component.I. Basic Concepts and Classification of Large Bends1.1 What is a Large Elbow?