Known as hot tip galvanizing this finishing process adds a layer of zinc over the surface of a screw.
Galvanized roofing screws instead of nails.
Under that thin layer of hard wearing zinc is plain black steel that is very susceptible to rust and corrosion.
Place the first screw about 7 inches from the bottom and each subsequent screw about 18 to 24 inches apart along the vertical run.
Instead of carbon steel screws use stainless steel or zinc aluminum cap screws.
While most often people opt for one of the first two especially for using only screws i recommend using both screws and nails each in different parts of the deck.
If you are planning to build yourself a wood deck you have three options use only screws only nails or a mix of both.
Vinyl use 1 2 galvanized roofing nails depending on material thickness you re nailing into.
Nails or screws for deck building.
Phillips screws were fast and easy to drive in as opposed.
T1 11 use a 12d hot dipped galvanized nail or 8 1 5 8 deck screw.
Install the roofing screws vertically along each rib in the panel.
While nails have always been a necessity for at least part of the construction of a deck there was a time when screws were just too laborious to consider before the invention of power drivers nails could be pounded in quickly with a hammer while screws required pilot holes and hard to use manual drivers.
When galvanized nails are used with cedar after a few months your fence will start to look like this.
The problem is that this strength might only be skin deep so to speak.
Protect against corrosion and rust by using mechanically galvanized fasteners.
Look for and use fasteners with a strong v neck head to prevent product breakage while on the job site.
This type of nail isn t the worst type of nail to use but it s only slightly better than the worst.
Galvanized roofing nails or steel nails coated in zinc are perfect for asphalt shingles and they hold up well against rust.
Aluminum nails should be used for surfaces made out of metal and siding.
Galvanized screws are characterized by the presence of a protective zinc shell that s achieved by submerging the screws in molten zinc.
The advent of the phillips head screw in the 1930s changed everything and began the slow movement from hammering nails to driving screws.
Secure the screws but do not overtighten.
The washer under the screw head should seal to the surface of the panel without bulging or shifting.
A galvanized screw seems very strong to begin with every bit as strong as stainless steel surely.
Nails building a deck.
If you have a traditional columbus roofing surface then you may want to use roofing nails made from copper.
When a screw is galvanized it s submerged inside a container filled with molten zinc.