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Pipe Types

Steel pipes for process piping and pipelines

Steel Pipe Types: 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 »

OCTG Pipes API 5CT (Types, Dimensions, Materials, Suppliers)

What are OCTG pipes? Oil country tubular goods are pipes used for onshore and offshore oil & gas upstream operations (extract oil and gas from the wellbore). OCTG pipes may be classified into three main families: drill pipes (to perforate the soil and reach the reserve), casing pipes (to consolidate the well and prepare it… read more »

Pipe vs. Tube: The Basic Differences

A recurring question is “what is the basic difference between pipe and tube”? The short answer is: A PIPE is a round tubular to distribute fluids and gases, designated by a nominal pipe size (NPS or DN) that represents a rough indication of the pipe conveyance capacity; a TUBE is a round, rectangular, squared or… read more »

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