10 Pack 1/2" Cast Iron Floor Flange, CBTONE 1/2 Black Pipe Decor Flange Pipe Fittings with Threaded Hole for Vintage Retro Steampunk Industrial Pipe, Furniture and DIY Decor

✔ The 1/2" Flange is an Authentic Malleable Iron Fitting for a genuine rustic look; cleaning and sealing required prior to use.

✔ Our 3 hole black flange is 2.5 inches in diameter, it will be more perfect support effect which spreads out the payload evenly.

✔ Whether you're looking to build a pipe shelf, pipe towel rack, pipe lamp, our 1/2 black pipe fitting is up to the task.

✔ If you're looking for an industrial, steampunk, vintage, retro, factory look, our flange will fit perfectly into your project.

Features:
Material: Malleable Iron
External Diameter: 2.5" / 6.3cm
Threads: Pipe Threads
Included: 10 pack black floor flange

Does this flange rust if used outdoors? If so, how do we prevent that from happening?

We cleaned them up with lacquer thinner and just spray-paint it with Rustoleum, Krylon,Rust-Oleum or similar rust inhibitor.