Helpers
Iron Garage Door 3x2
Put the crafted block on your hotbar, hold Reload and select the Shape entry from the radial menu. Click or Shift-Click to select a variant to build with.
Crafting
Craft at Workbench · makes 1
Forged Iron× 20
Spring× 20
Mechanical Parts× 20
Harvest drops
Iron× 100
Taken apart with a harvesting tool (axe, pickaxe, shovel), before perks and tool bonuses.
When it collapses
Falling, it leaves 
Scrap Metal Pile (75% of the time) where it lands.
Places as (12)
Black Iron Garage Door 3x2White Iron Garage Door 3x2Brown Iron Garage Door 3x2Red Iron Garage Door 3x2Orange Iron Garage Door 3x2Yellow Iron Garage Door 3x2Green Iron Garage Door 3x2Blue Iron Garage Door 3x2Purple Iron Garage Door 3x2Grey Iron Garage Door 3x2Pink Iron Garage Door 3x2Army Green Iron Garage Door 3x2