In the global steel pipe market, ERW steel pipe(Electrical Resistance Welded steel pipe) is the most cost-effective and widely used solution in the construction, infrastructure, and energy transmission sectors.This guide delves into the manufacturing process, specifications (API, ASTM), and why ERW steel pipe is the preferred alternative to seamless steel pipe in many low-pressure applications.What is ERW Steel Pipe? A Detailed Explanation of Resistance Welded Steel PipeERW s...