a thin pipe is emt metal conduit or emt zinc-plated pipe. steel plates, either hot- or cold-rolled, are used to make it. or a

abstract architecture background blue building cable conduit construction danger data electrical electricity emt engineering equipment facility factory form industrial industry installation line manufacturing metal modern network pattern pipe pipeline pipes piping power process pump safety service steel technician technology work thin zincplated plates hot coldrolled used sheet galvanized inside surface enamel coating