when a coating of paint is applied to steel, it seals the from the air. When raw metal is exposed to air (specifically oxygen), a process called oxidization gradually occurs which creates the rust. Good surface preparation, followed by a primer and a top coat will barrier the steel from the elements, therefore prevent oxidization and in turn prevent rust.
by painting them at regular intervals
Look for an anti rust spray.
Yes it will. Always. Your regular spray paint that you'll see in hardware or shopping centers will NOT work on vehicles to prevent Rust though! It can sometimes increase your rust problem. Visit your local car parts store for a wide selection of proper paints.
Only if its done right. Sand down to bare metal. Spray with the rust converter and then repaint.
The DIY spray is the chemical that is used in Chrome spray painting.
Iron can be prevented from rust not only by painting but also by coating the iron byzinc . But when we paint iron ,the hydrated oxide presented in the rust iron(Fe2O3.2H2O)can be prevented . Reaction of the iron with air ,water Etc can be prevented.
zinc is used to prevent rust.
To prevent rust from forming in your truck beds you may want to consider purchasing a specially fitted bed liner. You can also buy a type of spray on bed liner and do the project yourself or use special brands of paints that contain high levels of zinc which repels rust.
Rust is specifically oxidized iron and the most common way to prevent it is by painting it. Additionally a common pre-consumer method is to electrochemically add a layer of zinc on the iron which is commonly seen in galvanized nails. The zinc will only be oxidized for the first few nanometers of the layer and it will prevent oxygen from reaching the inner iron.
do tinning for wire to prevent rust do tinning for wire to prevent rust
Galvanising or painting both prevent iron from rusting. Painting is less expensive but also less permanent and the treatment needs to be repeated as the paint flakes off.
Tips on spray painting can be sought at AZ Central, All things thrifty, Amazon, Ebay, Gleem paint, Mustangs, Kitchen Kool, Tipson spray painting, and Rustoleum spray paint.