When using the fencetrac system to build a wood fence with metal posts we recommend using tongue and groove red cedar fence pickets.
How to build a wood fence gate with metal posts.
So if you consider the lifetime of your fence or many wood fences.
Wood posts cost less than metal.
Alternatively you could drill a horizontal hole through the metal post and install the bolt type hinge pin to be mated with the type of bolt on hinge strap in the second following picture.
Metal posts last way longer sometimes decades than wood because don t rot or warp.
First construct a metal gate frame using thinner steel pipes than you used for the posts to reduce the weight of the gate.
A third option is to use the following u bolt type hinge point mounted on the post.
Assemble the frame pieces with galvanized steel corner brackets.
Then use a lag bolt hinge pin screwed into the gate framing.