fbpx

welded pipe Archives - Projectmaterials

Types of Oil & Gas Pipes: Seamless, ERW, LSAW

Learn about the 3 types of steel pipes used in the petrochemical industry: seamless, ERW (electric resistance welding) and LSAW (longitudinal submerged arc welding). A seamless pipe is manufactured by drawing a solid steel billet through a piercing rod. Welded pipes are produced by cutting, bending, welding coils (ERW) or steel plates (LSAW). SEAMLESS PIPE Seamless pipes are produced starting from steel billets, that are… read more »

Sidebar