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Difference between Welding and Brazing

Difference between Welding and Brazing

Welding and brazing are two types of metal joining processes. Although they both use heat to join pieces of metal together, the way they do it is quite different. In this blog post, we’ll take a look at the differences between welding and brazing, and we’ll discuss when each process is best used. Stay tuned!

What is Welding?

Welding is a process of joining two or more pieces of metal together by melting the metals and then using a filler material to form a strong bond. Welding is often used in the construction of buildings and bridges, as well as in the fabrication of machinery and automotive parts. There are many different types of welding, including oxy-fuel welding, plasma arc welding, and electron beam welding. Each type of welding has its own advantages and disadvantages, so it’s important to choose the right type of welding for the project at hand. Welding is a skilled trade that requires training and practice to master, but it can be a fun and rewarding hobby as well.

What is Brazing?

Brazing is a joining process in which two metals are joined together by melting and flowing a filler metal into the joint, the filler metal having a lower melting point than the adjoining metals. Brazing is distinguished from welding by the base metals not being melted during assembly. Brazing is an economic method of joining materials, capable of assembling a wide variety of metal alloys with different melting points. Brazing may be performed manually or automatically. Brazed joints are stronger and more ductile than the base metals, have good electrical conductivity, can withstand vibration and shock, are leak-tight, and are capable of operating at high temperatures.

Brazing is extensively used in refrigeration and air conditioning equipment, joining copper tubing to steel compressors. Brazed connections are also found in microwave ovens, Jewelry making, and many other industries. Brazing is also used to join ceramics to metals; this process is called ceramic-metal brazing or CMB. The main advantage of brazing over other methods of joining ceramics to metals is that it allows for a much wider range of compatible materials. In addition, brazed joints are often stronger than either the ceramic or metal components alone.

Difference between Welding and Brazing

Welding and brazing are two distinct metal-joining processes. Welding involves melting and fusing together pieces of metal, while brazing employs a filler metal that melts at a lower temperature than the base metals being joined. Both processes have their own unique advantages and disadvantages. Welding is often used for structural applications where high strength is required, such as in the construction of buildings or bridges.

Brazing, on the other hand, is typically used for joining non-ferrous metals, such as copper or aluminum. It’s also commonly used in applications where aesthetics are important, as the filler metal can be chosen to match the color of the base metals being joined. Ultimately, the decision of which process to use will come down to a variety of factors, including the materials being joined, the desired properties of the joint, and the budget.


So, what is the difference between welding and brazing? In a nutshell, welding melts two pieces of metal together to create a single piece, while brazing uses a filler material that is melted between two pieces of metal. The main benefit of welding is that it produces a stronger joint than brazing; however, brazed joints are more resistant to corrosion.

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