The difference between galvanizing and hot-dip galvanizing?

Have you been aware about galvanizing and hot dip galvanizing? These are key processes that are used to prevent oxidation or rusting of Metals. Rust is a widespread issue that occurs when metals age or are exposed to water and air. Galvanizing is a method by which a piece of metal can be preserved so that it not only lasts but also maintains its strength.  

What is Galvanizing? 

The process of galvanizing is straightforward: a layer of Zinc is placed on top of the metal. That zinc layer of Stainless Steel Products serves as a buffer to help prevent rust from forming on the metal below it. This is like putting a clear coat of lipstick on the metal that makes it safer from harm. 

What is Hot-Dip Galvanizing? 

Then we also have this similar method called hot-dip galvanizing. In this process, the metal is soaked up in a hot molten bath of zinc. The hot zinc coats the metal in its entirety and provides a thicker layer of protection. Because the layer of zinc is so thick, this method also keeps the rust away even better than ordinary galvanizing. 

Which One is Better? 

You may be wondering however galvanizing and hot-dip galvanizing, which method is better? The truth is, it is very situation dependent. This can vary based on the purpose you have for the Steel Products, the budget you have, and the severity of the environment the metal will be exposed to. 

Good and Bad Points

Now, here are the pros and cons of each method. As it only requires a thin layer of zinc, galvanizing is quicker to do and less money. This means that it is a good option if you are more short of cash. However, the layer of zinc that gets applied is not as thick as with hot-dip galvanizing.  

Hot dip galvanizing Deeply deposits zinc so it is more rust-proof than cold galvanizing. By adding a thicker layer, the metal becomes much stronger and even weather resistant in areas where exposure to harsh weather or otherwise debilitating conditions is imminent. Hot-dip galvanizing Steel is more expensive and through more difficult and time consuming to achieve. 

How It Works? 

Next, we will consider the actual process of galvanizing and hot-dip galvanizing. These both methods also work as zinc is more reactive than iron. This means that when that metal is exposed to air and water, the zinc will corrode away before the iron can start to rust. This is known as sacrificial protection, a process that has a particular name. The equivalent of sling for the metal that absorbs the damage. 

Cost

In terms of cost, galvanizing is generally the most economical choice. It is considered more economical as it requires only a coat of zinc. Back to hot-dip galvanizing, the process is more complex, and it will be a little bit expensive because of the additional time, efforts, and most especially cost of labor applied in this process.  

How Long They Last? 

Consider How Long Each Option Lasts As hot-dip galvanizing consists of applying a heavier layer of zinc, the coating will last longer and be more resilient. It works well in tougher environments and typically lasts longer before requiring re-coating or re-protecting. But for not that harsh environments, galvanizing is still a pretty decent option, and with appropriate care, it can also last many years.  

Taking Care of Them

From general maintenance requirements, both hot-dip galvanized and galvanized metals have some maintenance to ensure longevity. Over time, that protective coating of zinc can be scratched off or otherwise damaged, allowing the metal beneath to rust. Routine checkups and repairs can avert these complications, giving you the opportunity to take care of these early on. It keeps your wallet from having to shell out money for repairs or replacements down the line. 

So essentially, galvanizing and hot dip galvanizing are both methods of rust prevention. The answer depends on your needs, they are cost, long-lasting, or even maintenance. At RARLON, we provide both galvanizing and hot-dip galvanizing. We are at your service for all your metal protecting needs. Call us today to find out how we protect your metal from rust.