Seamless Pipe Market Size, Share and Global Trend By Type (Hot Finished Pipes, Cold Finished Pipes), By Material (Steel & Alloys, Copper & Alloys, Aluminum & Magnesiu m Alloys, Nickel & Alloys), By Manufacturing Process (Mandrel Rolling, Multi-Stand Plug Mill, Cross-Roll Piercing & Pilger Rolling), By End-user Industry (Oil and Gas, Power Generation, Automotive, Aviation, Construction, Process Industry) and Geography Forecast till 2030