The word “galvanize” has three different meanings including; to stimulate with electricity, to make aware or rise to action, and “To coat (iron or steel) with rust-resistant zinc “.That is essentially what a warm dip galvanizer does, but you will find certain aspects to the process that ‘s been around for 150 years.
Corrosion happens to metal when air and moisture produce a chemical/electrochemical reaction with the surroundings that triggers metal to revert back again to its’original ore state. Hot dip galvanizers can protect metal against corrosion from happening by using hot zinc to dip the metal in.
Believe it or not, hot dip galvanizers are actually conscious of the truth that metal must be submerged to the hot zinc for a particular amount of time for the process to actually protect the metal from corrosion. Since it is just a 150-year-old practice, it is quite amazing that machine may be so “smart” before most of the new smart technology was created.
How Does It Work?
The procedure basically covers the metal with zinc by rendering it hot enough to bubble, which helps the metal to be fully covered with the zinc and it, hot dip galvanizing helps the metal stay covered with the zinc after it is taken off the kettle and cooled. The zinc protects metal, because rather than the natural components of the surroundings causing the metal to corrode, the zinc seals the metal from even being exposed to the moisture and air that triggers corrosion.
Metal that has undergone the process lasts a lot longer being protected from the zinc than metal that didn’t proceed through this process. An example of the truly amazing lasting effect of the hot dip galvanizing process is located through the Brooklyn Bridge. When the bridge was built, there have been over 14,000 miles of metal wires which were subjected to the hot dip galvanizing process. A hundred years following the bridge was built, the bridge had to proceed through rehabilitation. However, the wires that had gone through the process were still in excellent condition.
Although the cost of galvanizing metal is very expensive (about $280 billion annually), the cost of going without this process is way too great. If metal was not subjected to the hot dip galvanizers, there will be indirect costs to the public as a result of corrosion. The indirect costs of corrosion are; loss of productivity as a result of traffic delays, accidents (including fatality) as a result of rusted handrails and guardrails, and all the wasted time and energy not forgetting materials to replace the metal that corroded since they weren’t galvanized. So, the fee percentage of utilizing the hot dip galvanizer coming to 3.2 percent would actually go up to almost 6 percent for the indirect cost of not using this process. It will be seems like the great more than outweighs the bad in this situation.