GI Pipe is "Galvanized Iron" Pipe. These days the pipe will likely be made from steel rather than iron.
Yes.
ya the galvanized pipecan be use in undergrounds,,, because it is an iron pipe
Yes
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
You can't. There is no fitting to do this. Galvanized has to be threaded.
galvanize wrought iron pipe
Male or female sharkbite adapter on threaded end of galvanized pipe or fitting. No other way.
By the color
Is this pipe going to be threaded / Grooved or Welded?