How much do you know about seamless steel pipe?

Seamless steel pipe is a kind of round, square and rectangular steel with hollow section and no joint around. Seamless steel tube is made of steel ingot or solid tube billet through perforation into wool tube, and then hot rolled, cold rolled or cold drawn. Seamless steel pipe with hollow section, a large number of used as the pipeline for conveying fluid, steel pipe and round steel and other solid steel compared with the bending and torsional strength at the same time, lighter weight, is a kind of economic section steel, widely used in the manufacture of structural parts and mechanical parts, such as oil drilling steel scaffolding.