API 5L Pipes are available in the DSAW category as well. DSAW stands for Double Seam Arc Welding. DSAW Pipe is generally produced by the automatic double-wire double-sided submerged arc welding process. DSAW pipe is simple, high efficiency, and low cost. API 5L LSAW is available in the following grades i.e. API 5L GR B, X42, X46, X52, X56, X60, X65, X70, X80, X100, and X120. It is gen... https://www.triosteel.com/products/api-5l-pipe/dsaw/