Спиральная труба OD 20 дюймов: Исчерпывающее руководство на 2025 год
Overview of OD 20 Inch Spiral Pipe The OD 20 Inch Spiral Pipe is a spiral welded steel pipe with an outer diameter of 20 inches (508 mm), commonly used in oil & gas pipelines, water transmission, structural applications, and foundation piling. It is manufactured using the Spiral Submerged Arc Welding (SSAW) process, ensuring high…