Spiral Welded Pipe VS Longitudinal Welded Pipe
Both longitudinal welded pipe and spiral welded pipes are kind of welded steel pipes. These two kinds of steel pipes are widely used in oil and gas transmission, petrochemical industry,…
Both longitudinal welded pipe and spiral welded pipes are kind of welded steel pipes. These two kinds of steel pipes are widely used in oil and gas transmission, petrochemical industry,…
On September 28th, 90 tons of galvanized pipes were loaded and sent to the port from Wanzhi Factory. A few days ago, they were put on a ship for Germany.…