Rebar is an extremely important tool when using concrete. This is due to concrete's low tensile strength. The tensile strength of a material is how well it stands up to destructive forces. With an intricate foundation of rebar, concrete's tensile strength improves dramatically. Hence, most builders and contractors are very familiar with how to effectively use rebar. There are several different types of rebar that you may want to consider when planning your project. Here are a few of the more common options:
Carbon Steel Rebar
This is the most used type of rebar for building since it is the cheapest and the most readily available. There is one small challenge to working with it, however, and that is that it can corrode over time depending on the moisture level of the area. Corroded rebar can weaken the structure it is built into, shortening the lifetime greatly.
Epoxy Coated Rebar
Epoxy coated rebar is just a carbon steel rebar with an epoxy coating. This makes the metal more water-resistant, improving the life of the steel by about 100 times. Unfortunately, when the rebar is bent the epoxy can chip off, leaving some vulnerable places of steel, so caution must be used.
Galvanized Rebar
Galvanized rebar, like epoxy coated rebar, is basically just more water-resistant carbon steel, which can greatly improve the structures that it is built into. Galvanized rebar is even more durable and easy to work with than epoxy coated rebar, though builders will have to pay the difference. Galvanized rebar can cost quite a bit more, though it may be worth it to ensure a high-quality product.
Deformed Steel Bars
When carbon steel bars have an external treatment done to them they are called deformed steel bars. When heated and given ridges they are called thermo mechanically treated bars that are earthquake resistant and can maintain their durability even when welded. High strength deformed bars are cold twisted and have a very low carbon level making them very strong with great tensile strength.
You can purchase rebar in different lengths and circumferences, depending on what you will be using it for. The most common rebar used for concrete projects around a home are the deformed steel bars that are thermomechanically treated. They are especially pliable, yet durable, allowing for some space to be creative and make mistakes. For more information about rebar and how to use it, talk to your local hardware store employees, a contractor, or a builder near you.
Share26 February 2020
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