It is a metal pipe that was used before PVC and cpvc. I hate it, it know from closing shut whicjlh in turn well cause little to no water pressure. If ya go it, get it replaced. If you don't you'll be taking drip drop showers.
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Steel pipe coated with zinc metal (that is the galvinized part) which delays rusting.
Asbestos pipe is made of cement that contains asbestos fibers. Iron pipe is made from cast iron.
galvanize wrought iron pipe
Bi pipe is a black iron pipe.
GI Pipe is "Galvanized Iron" Pipe. These days the pipe will likely be made from steel rather than iron.
Cast iron is not threaded, steel pipe is.
was asbestos used in production of cast iron pipe
PVC plastic is one type of pipe that does not contain iron.
Galvanized Iron pipe
galvanized iron pipes commonly used on water pipe lines, it is dipped into zinc for corrosion protection
It's a type of pipe
Nothing BUT ductile is much stronger
American Cast Iron Pipe Company's population is 3,000.