Christopher McDonagh
Christopher McDonagh
Chris is a teacher of Literature at a school in New Berlin, Wisconsin. He is also our favorite irreplaceable freelance writer who can turn such a boring topic into something that people read with interest and pleasure.

Latest articles

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7 Best Welders for Aluminum – Exceptional Speed and Precision!
Aluminum is a tad trickier to weld than steel alloys and other common metals. Welding aluminum improperly can cause a serious burn through. The best welder for aluminum will offer you exceptional travel speed and better control among other features for the best welding results. The market is saturated with welders for ...
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Copper Welding 101: Thorough Guide
Copper is probably the oldest metal because it has been used to make weapons and other tools since at least 3500 years BC. It has high thermal conductivity, so it requires preheating even for joints that are moderately thick. Its thermal expansion property means that copper can be distorted during welding if you don’t ...
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Welding Polarity: Definition, Types, and How It Affects Welding
The inverter-type welding machine has developed new ways of working, achieving improved performance in several areas. One of the points in favor of inverter welding machines is the possibility of selecting the welding polarity. This means giving more "power" to the electrode holder or work clamp. Welding equipment ...
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7 Best 110V Stick Welders – Versatile and Easy-to-Use
Not sure what the best 110v welders are? Well, you are not alone. These machines are not common on the market, and it is challenging to find a brand that makes them well enough to deliver consistent, high-quality welds. We have extensively searched the best 110v stick welders on the market to save you the energy ...
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8 Best TIG Torches: Durable and Versatile
If you’ve recently decided to start TIG welding, figuring out which is the best TIG torch to use can be quite overwhelming. The fact that the market has so many options doesn't make the search any easier! The good news is we've done the legwork for you so that you don't have to spend hours paging through options. With ...
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Mig vs Tig Welding: Choosing by Best Results
Welding is a pretty interesting process that involves joining two different pieces of material—mostly metal—together by using pressure, heat, or filler. Moreover, this process requires various welding techniques. Two of the most popular techniques among industry professionals are MIG and TIG welding. As their ...
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6 Most Reliable Pipeline Welders – Buying Guide and Recommendations
Today, welding machines are used by professionals and DIYers alike. There are many types, almost as many as materials to be welded. These machines are also used in the construction of pipelines carrying critical fluids such as gas, water, and oil. However, not every welding machine is built for this demanding ...
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Welding Chromoly: Specifics and Steps
Not all metals are welded in a similar manner or with the same welding materials. Chromoly, an alloy steel strengthened with chromium and molybdenum, is welded differently than other standard alloys. It is also known as 4130 steel which basically is a code that defines its chemical composition. It offers the perfect ...