We sell a great range of D.I.Y. fencing solutions for you to select from. If you would like the option to use steel frames for construction Fortress gates products will assist in that. Their products have a very versatile system in which you pick a combination to suit your specific need.
You can then choose what type of fencing material you would like to fix to them.
We also offer many pre-built gate and panel set options from Masterworks which might suit your applications. These come in a great array of styles and sizes to choose from.
If you could provide us with some images of the areas where you want to place the steel fence and gates, I'm sure our helpful members can come up with other solutions also.
If you would like more information or have further questions, please let me know.