how to weld a muffler with a torch

Make sure the vehicle is cooled off before this step or you can be badly burned as the muffler gets very hot. Weld The Piping. To create this article, 11 people, some anonymous, worked to edit and improve it over time. Scuff the surface of the metal using a wire brush or emery cloth. A new muffler from Honda cost $629. Copper, brass, bronze: Copper Phosphorous Brazing & Welding Rods Continue moving the torch along the weld line and add material to create an even weld bead until the end of the weld is reached. Move your torch in short runs so that you are certain you are getting the result you need. After flaming, use a thin rod for brazing … Local Exhaust Ventilation. But with the arrival of COVID-19, the stakes are higher than ever. When using a torch to weld, what kind of rods are used to connect two pieces of metal? When welding stainless steel, can I use a different material? Bring the torch in fast, and start the puddle with a steady motion. Use these tips to learn how to torch weld. For welding, you use the same metal as the filler that you are welding. I have a propane torch, will this work? Source extraction, or local exhaust ventilation (LEV) is a mechanical device used to capture welding fumes at or near the arc and filters contaminants out of the air. What is the name of the tool that produces the spark when lighting a torch? I figured instead of paying over 300 dollars for an exhaust assembly when all it needed was a muffler, I would just buy some gas bottles and gas weld a new muffler on. A significant difference between the two is in the composition of the filler metal used. Welding an exhaust pipe is one of these things. If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware. Use a neutral to a 1x reducing flame. By adding oxygen gas, torch outfits can produce flame temperatures of 5,620 degrees. Protect the eyes from the intense light produced by the blowtorch by wearing goggles. It leaves a little room for expansion of the pipe and if you leave the top unwelded you can still grind it away and remove the pipe. Work in an open area and keep a fire extinguisher accessible at all times. Please enable Cookies and reload the page. LEV is the most effective means of removing contaminants from the welder's breathing zone. Heck, exhaust pipes are just the kinda thing that got me started buying my own welding equipment. How do you weld a muffler pipe? Completing the CAPTCHA proves you are a human and gives you temporary access to the web property. Practice welding on pieces of scrap metal that are close to the same size as the material you will eventually weld. This is where you do welding of the exhaust pipe with stick welding. Adjust your flame, and begin to carefully move the torch over the area to be welded. My dad gave me a torch about a year ago, but I've never used it. To create this article, 11 people, some anonymous, worked to edit and improve it over time. Not real practical as rust soon wins unless your replacing rust with new metal. Wear a welding helmet to protect the face and neck from burns. Recommended Rods by Metal Type. The welding torch (Figure 6) is a relatively complex device incorporating the electrode leads, the electrode, water cooling and a gas shield. As with any type of welding, welders should always wear protective gear, including welding mask, gloves, and coveralls to protect them from the bright light during welding, sparks, and hot work pieces. Do not tell me to buy a $100 machine nor take it to a shop. He likes to clamp the joints then weld 1/2 to 3/4. As much as there are other solutions to fix the exhaust pipe, welding is the most viable long-lasting solution. What wire would you recommend to use with a propane torch to weld a muffle pipe? I have had good luck repairing mufflers, even though you would think the high carbon from exhaust would make it difficult to weld without cracking. Last Updated: December 26, 2019 If you hold the flame too closely to the material for too long a period, you will create holes in the material. To successfully weld an exhaust pipe, you must have several repair tools at hand. Your support helps wikiHow to create more in-depth illustrated articles and videos and to share our trusted brand of instructional content with millions of people all over the world. However, the success of such a welding application will depend on the filler metal selected for the welding process and the welding procedure deployed. Every dollar contributed enables us to keep providing high-quality how-to help to people like you. Include your email address to get a message when this question is answered. If you are working outdoors, wet down nearby grass or brush. Of course, a functional welder is top on the list. Mix into a paste (with something like isoypropyl alcohol), and apply (with a small brush) to the front, inside, and back side of parent metal joint, AND you might as well put some on your filler rod for good measure. Use the butane torch to heat the joint where the metals meet until it glows. After that, set the acetylene gas pressure and then oxygen gas pressure. An important component of the torch is the "gas lens" which focuses the inert gas on the weld. The header in Figure 1 is an Inconel Pro-Stock header fabricated by Jack Burns from 0.028" wall tubing. Figured not much performance gain on the cat-back, so why not save the money and just get a muffler. All tip submissions are carefully reviewed before being published. A nice crisp point should be evident without you hearing a loud hissing sound. The muffler on my customers Honda Forman 400 ATV rattled. We use cookies to make wikiHow great. You will also need a hacksaw, grinder, circular chain saw and welding mask. Use a torch that produces a high intensity flame. References. Welding the joint will create a much stronger bond which will be longer lasting. A third type of welding, called flux-cored arc welding (FCAW), uses a continuously fed electrode tube in place of the wire used for MIG welding. While welding processes enact the places you need to fill up with weld and do not leave any places incomplete or any gaps. If you place both the gas pressure perfectly, then flame the torch. Many people think that welding the muffler into the exhaust pipe provides a much more professional finish. To start welding by using an oxy-acetylene torch, the first clan the exhaust pipe on the car. The baffles on the muffler on my friend Rick’s tractor were shot, so it was very noisy. Work done on a Chevy S10 Pickup Truck. After my BB swap, trying to connect my exhaust and need to make some adjustments. Performance & security by Cloudflare, Please complete the security check to access. Thanks. Flowmaster delta flow 50 series muffler 2.25 in/out welded to the stock pipes. The brazing rod should be melted by the heat of the metal pieces being joined, not by direct contact with the flame of the torch. My question is, what exactly is required to weld on the muffler if I do it myself? https://www.hse.gov.uk/welding/welding-controls.htm, https://www.youtube.com/watch?v=OReUnBkmdYo, https://www.youtube.com/watch?v=NAA2wFZYGYo, Please consider supporting our work with a contribution to wikiHow. For example, mild steel rod to weld mild steel. Using your tools, remove all muffler clamp bolts holding the old muffler and muffler joints in place. You may need to download version 2.0 now from the Chrome Web Store. Source(s): weld muffler pipe: https://shortly.im/fOipO. Please consider supporting our work with a contribution to wikiHow. This article has been viewed 54,069 times. Once the torch had reached the end of the weld, the job still wasn’t done. Andy Phillips shows how to weld exhaust pipe, and the tools needed to prep the metal and weld it together. Pay attention to the angle of the torch and the amount of flame, and adjust accordingly. Every day at wikiHow, we work hard to give you access to instructions and information that will help you live a better life, whether it's keeping you safer, healthier, or improving your well-being. We've been helping billions of people around the world continue to learn, adapt, grow, and thrive for over a decade. Move at an even pace in order to see your results. Save Share. wikiHow is where trusted research and expert knowledge come together. O. Only use a spark lighter to light your torch, never a butane lighter. Alternatively, with an electric torch, connect the power cord and press the starter button to light the torch. Learn more... Learning the basics of torch welding is the first step in becoming proficient with many types of welding. For instance, if you want to join the 304L stainless steel material to, let’s say, mild steel, the filler metal mostly recommended for such is the 309L. Easiest way to weld old rusty exhaust tube is using Oxy Acetylene torch. However, mastering welding is something that can take time, not necessarily due to its difficulty, but because there are many subtleties involved with maneuvering the torch. Light the cutting torch, and adjust the flame. TIG welding would be merely hard if it only consisted of modulating a pedal. By using our site, you agree to our. ( i already had a torch kit lying around). Amid the current public health and economic crises, when the world is shifting dramatically and we are all learning and adapting to changes in daily life, people need wikiHow more than ever. The tube is metal on the outside, with a flux agent in the core. I have been shopping for a welder and during my search I ran across tips for welding with a oxygen / acetylene torch. Can I use a common propane torch to weld mild steel and metals such as an exhaust pipe? Reply. Please consider making a contribution to wikiHow today. This will also prevent leaks from the exhaust system if it is done properly. Safety note: Make sure to weld the exhaust tubing away from your car to prevent accidents involving flammable materials. Progress the weld with a steady torch, letting the weld grow on its own, and draw the torch off slowly when finished. 4. MAPP welding torch MAPP gas cylinder Parts to be welded Filler rod. Position your metal pieces and clamp them into place if desired. If your flame is not getting any blue tint to it, but remains yellow, you don't have enough oxygen open. 0 0. wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. Wear gloves and overalls made from flame-resistant material. Yah, I just can't remove the exhaust by myself though I know I saw the guy welding my muffler on a few years back while it was up on the lift, but I didn't pay an attention to how he had it set up. When adjusting your flame, pay close attention to the inner blue flame as that is where the heat will be concentrated. As mentioned in Part 1 of this series, TIG should be employed when welding thin sections of exhaust tubing, especially when using specialized alloys such as stainless steel or Inconel. Practice also on different sized pieces in order to get the idea of how to move the torch and at what angles you can hold it. 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