why do you think its best for soldering iron to have soldering stand

Soldering iron is used in heating the metal for soldering. If you want to learn more about soldering iron visit en.wikipedia.org/wiki/Soldering_iron.

When you use a soldering iron you would be soldering some kind of metal frame or something because soldering irons are irrelevant to soldering iron. Sorry, not applicable.

soldering iron stand use for the electricians to easily the soldering iron make stand

Tinning the Soldering iron is when the hot iron is coated with solder to aid in soldering and heat transfer