Personnel protective equipment ppe welding technology. The best oxyacetylene welding tips point to the many advantages. Oxyacetylene welding by matt scott introduction oaw is a welding process ppt. Gas welding basics, advantages, disadvantages and applications. This heat is further used to melt interface surfaces of welding plates which are held together to. An oxy acetylene torch is an affordable and versatile tool used by many people to heat, weld, solder, and cut metal. Temperatures from the combustion of oxygen o2 gas and ethyne, or acetylene c2h2 gas can reach 3,340 degrees celsius, which is hot enough to cut through steel. Oxyacetylene welding is a very common welding process that dates back to 1890s, wherein oxygen and acetylene are used as the two major welding gases. Oxyacetylene welding process advantage fabricated metals. Ppt oxyacetylene welding powerpoint presentation, free. Oxyacetylene welding oaw oxyacetylene welding oaw the oxyacetylene welding process uses a combination of oxygen and acetylene gas to provide a high temperature flame. Oxyacetylene welding oaw oaw is a manual process in which the welder must personally control the the torch movement and filler rod application the term oxyfuel gas welding outfit refers to all the equipment needed to weld. Flame settings there are three distinct types of oxyacetylene flames, usually. Oxyacetylene welding, brazing, cutting and heating unit.
Fusion welding, with or without filler metal, in which the heat for welding is produced by the combustion of a. Gas welding and cutting oxyfuel welding, commonly referred to as oxy welding or gas welding is a process of joining metals by application of heat created by gas flame. When mixed together in correct proportions within a handheld torch or blowpipe, a hot flame is produced with a temperature of about 3,200c. Before you can weld or cut metal, you need to know the basics. Oxyacetyleneweldingtips for a versatile and economic process suitable for a large selection of jobs. The use of oxygen and acetylene as welding gases dates back to the 1890s. In this process, mostly oxy acetylene gas is used as fuel gas. However, it is still widely used for a variety of applications.
Heating tip uses a tremendous amount of oxygen acetylene. In tig welding an arc is formed between a non consumable tungsten electrode and the metal being welded. An introduction to gas welding oxyacetylene youtube. Gas welding oxyacetylene a number of welding processes use a flame produced by burning a mixture of fuel gas and. Nov 17, 2016 an introduction to gas welding oxyacetylene this is a video by the world association of technology teachers. Oxygen acetylene welding, or oxy acetylene welding, is a process for joining metals that was introduced in 1903 by thomas wilson. Small diameter pipe welding can be effectively carried out. Ppt gas welding oxy acetylene powerpoint presentation. The other equipments serves the same function as in case of oxyacetylene gas welding. Oxyacetylene welding also known as oxyacetylene welding uses an oxyfuel gas flame can be applied with or without pressure can be applied with or without the use of filler materials 5. Oxy fuel equipment is versatile, lending itself to welding, brazing, braze welding, silver soldering, metal heating for bending and forming and oxy fuel cutting. Oxyfuel oxyacetylene welding a guide to gas welding. One of the most commonly used applications of acetylene gas is oxy acetylene welding, oxy welding, or gas welding. Ppt oxyacetylene welding oaw powerpoint presentation.
Oxyacetylene welding oxyacetylene, commonly known as oxyfuel, is one of the. Part 1 1991 glossary for welding, brazing, and thermal cutting. Only low carbon steel and some low alloys meet the above condition and can be cut effectively with the oxy fuel process. Depending upon the process, the electrode is either consumable, in the case of gas metal arc welding or shielded metal arc welding, or nonconsumable, such as in gas tungsten arc welding. Oxyacetylene welding oaw 1 oxyacetylene welding oaw the oxyacetylene welding process uses a combination of oxygen and acetylene gas to provide a high temperature flame. Oxyacetylene welding by matt scott introduction oaw is a welding process that heats the base metal with a controlled mixture of acetylene and oxygen. Jan 25, 2017 oxy acetylene welding is a very common welding process that dates back to 1890s, wherein oxygen and acetylene are used as the two major welding gases. If you do not wear approved ppe, you will not be allowed in the lab. Brazing process of joining two metals by fusioning. Oxyacetylene welding is a very common welding process. The oxy acetylene process is quite versatile, and can be used to weld most. Cylinders contain oxygen and acetylene gas at extremely high pressure. In modern steelage the steelmakers cut iron and steel by oxy acetylene, oxy hydrogen, oxy propane, oxy natural gas cutting blowpipes easily, speedily, and cleanly.
The oxy acetylene process is quite versatile, and can be used to weld most metals, it can be used as a cutting torch, as a brazing torch, and as a torch to heat metals for bending and forming. Tig welding is a commonly used high quality welding process. One of the most commonly used applications of acetylene gas is oxyacetylene welding, oxy welding, or gas welding. This module will introduce you to the oxyacetylene welding oaw and cutting process. Fundamentals of gas cutting and welding ced engineering. Oxy acetylene fusion process of joining two metals by fusioning. Oxyfuel welding, heating and cutting process manual installation and operation instructions before installing or operating, read and comply with these instructions controls. Welding safety welding safety presentation from the wy msha state grant program. The most commonly used method is oxyacetylene welding, due to its high flame temperature. Dec 19, 2017 this process is generally used for flat and horizontal positions. Oxyacetylene cutting safety in agriculture osha standard 1910. Oxy acetylene welding is the most versatile and widely used gas welding process due to its high flame temperature up to 3500o c when compared to that of oxy hydrogen process up to 2500o c note. Welding and oxy acetylene cutting discusses safety and equipment topics for welding and cutting.
Temperatures from the combustion of oxygen o2 gas and ethyne, or. To put it simply, gas welding is the process of joining metals using the. Oxygenacetylene welding, or gas welding, is a process which relies on combustion of oxygen and acetylene. With this family of processes, the base metal and a filler rod are melted using a flame produced at the tip of a welding torch. Oaw is one of the easiest forms of welding to learn and the equipment is low cost. The combination of oxygen and acetylene produces a flame. Gas welding gas welding is a welding process that melts and joins metals by heating them with a flame caused by a reaction of fuel gas and oxygen. Ppt gas welding oxyacetylene powerpoint presentation free. This process can be done with or without help of filler material. Personal protective equipment ppe for welding and cutting.
Find powerpoint presentations and slides using the power of, find free presentations research about gas welding ppt. Oxyacetylene welding oaw the oxyacetylene welding process uses a combination of oxygen and acetylene gas to provide a high. Oxyfuel welding commonly called oxyacetylene welding, oxy welding, or gas welding in the u. In arc welding an electrode is used to conduct current through a work piece to fuse two pieces together. The oxyacetylene welding process uses a combination of oxygen and acetylene gas to provide a high temperature flame. The oxyacetylene process is quite versatile, and can be used to weld most. The gas usually used is acetylene but other gases are also.
Fundamentals of gas cutting and welding cedengineering. Tig welding has become a popular choice of welding processes when high quality, precision welding is required. The oxyacetylene welding process combines oxygen and acetylene gas to provide a high temperature flame for welding. Welding welding is a materials joining process which produces coalescence of materials by heating them to suitable temperatures with or without the application of pressure or by the application of pressure alone, and with or without the use of filler material.
Oxyacetylene welding processes ppt download slideplayer. Cutting of metals by means of flame has many advantages over other methods, specially when the metal is of irregular shape. A number of welding processes use a flame produced by burning a mixture of fuel gas and oxygen. Ppt gas welding oxyacetylene powerpoint presentation, free. Oxygen acetylene welding easily understand youtube.
Otherwise as soon as the metal oxidizes it terminates the oxidation by forming a protective crust. The combination of oxygen and acetylene produces a flame temperature over 6000 degrees fahrenheit making it ideal for welding and cutting. A free powerpoint ppt presentation displayed as a flash slide show on id. Gas welding is a type of liquid state welding process in which fuel gases burns to generate heat. The development and advantages of arcbased welding processes have made oxy fuel welding nearly extinct for many applications. Oxy fuel welding commonly called oxyacetylene welding, oxy welding, or gas welding in the u. The heat from the torch allows for the melting and mixing of the base metal and filler metal to form a solid weld. When mixed together in correct proportions within a hand. In modern steelage the steelmakers cut iron and steel by oxyacetylene, oxyhydrogen, oxy propane, oxynatural gas cutting blowpipes easily, speedily, and. Guidelines for welding process selection me mechanical. Oxyacetylene welding oaw the oxyacetylene welding process uses a combination of oxygen and acetylene gas to provide a high temperature flame. Oxyacetylene cutting is also just as easy to learn and provides a means to cut through very thick materials.
The chemical action of the oxyacetylene flame can be adjusted. Oxyacetylene gas welding process can be used for carbon steel. Oxyacetylene welding oaw when gas welding derives the heat from the combustion of a fuel gas such as acetylene in combination with oxygen, then the. The flexibility and mobility provided by oxy acetylene welding allow its use in all metalworking industries. The spark lighter is used to ignite the oxyacetylene mixture at the tip of cutting torch. Mapp is sold by the pound as a liquid instead of by the cubic foot, as with acetylene. Oxyacetylene is quite common in automotive repair shops, as well as plumbing applications, fabricating, and even artisan welding. Apr 16, 2017 gas welding is a type of liquid state welding process in which fuel gases burns to generate heat. This uses a mixture of oxygen and acetylene gas to create a flame that will burn at a temperature of around 2500 degrees celsius at the. When using an oxygenfuel gas process to perform welding or cutting, the. Oxy acetylene gas welding process can be used for carbon steel, copper, aluminum, bronze welding, sheet metal welding. You are required to provide your own ppe for the lab.
Oxy acetylene welding ofw fundamentals pressure settings. Oxy acetylene welding is a welding process manually, in which the surfaces to be joined, which is warming to melt by a gas flame oxyacetylene with or without filler metal, where the connection. Welding safety designed for industries regulated by osha, this presentation covers the legal requirements of welding safety. Oxyfuel welding, heating and cutting process manual installation and operation instructions before installing or operating, read and comply with these instructions controls corporation of america 1501 harpers road virginia beach, va 23454 to order call 18002250473 or 7574228330 fax 7574223125 april 2001 supersedes.
With this family of processes, the base metal and a. Oxy acetylene welding was a popular welding process in previous decades. Oxy acetylene is quite common in automotive repair shops, as well as plumbing applications, fabricating, and even artisan welding. The use of ppe is a good safe practice and may be required by. Fusion welding, with or without filler metal, in which the heat for welding is produced by the combustion of a fuel gas or gasses with an admixture of oxygen. Oxy acetylene welding is a welding process manually, in which the surfaces to be joined, which is warming to melt by a gas flame oxyacetylene with or without filler metal, where the connection process without emphasis. How to set up an oxy acetylene torch with pictures wikihow. Scribd is the worlds largest social reading and publishing site. When mixed together in correct proportions within a handheld torch or blowpipe, a relatively hot flame is produced with a temperature of about 3,200 deg. This includes, but is not limited to, brazing, cutting, grinding, soldering, torchapplied roofing, and welding.
Oxy acetylene cutting and welding is the property of. The welding is a process of joining two or more, similar or dissimilar metals by heating them to a suitable temperature, with or without the application of pressure, filler materials and flux. Provided are a list of welding terms, the tools needed, safety precautions, and the benefits of oxy acetylene welding. In 1903 edmond and charles picard discover this welding type. French engineers edmond fouche and charles picard became the first to develop oxygenacetylene welding in 1903. Some of the following items were already pointed out in our other page on gas welding processes, while additional oxyacetylene welding tips are listed here.
This uses a mixture of oxygen and acetylene gas to create a flame that will burn at. At this point, the gas welding rod copper coated steel is dipped into the puddle. It is what chemically combines with the fuel gas to produce the heat for welding. Gas welding oxyacetylene ppt video online download. An introduction to gas welding oxyacetylene this is a video by the world association of technology teachers.
As presented in the introduction to welding chapter, mapp c 3 h 4 methylacetylenepropadiene is an allpurpose industrial fuel with the highflame temperature of acetylene and the handling characteristics of propane. The oxyacetylene process oxyacetylene welding, commonly referred to as gas welding, is a process which relies on combustion of oxygen and acetylene. Heating tip uses a tremendous amount of oxygenacetylene. Oxyacetylene welding, commonly referred to as gas welding, is a process which relies on combustion of oxygen and acetylene.
The oxy acetylene welding process uses a combination of oxygen and acetylene gas in the approved ratio to provide a high temperature flame. This process is generally used for flat and horizontal positions. Self contained, portable outfits, useful even in difficult situation with proper skills. Characteristics of the oxyacetylene welding process. This is one of the most important types of welding process commonly called as oxy acetylene or oxy fuel welding. Welding processes year introduced carbon arc welding 1887.
This includes, but is not limited to, brazing, cutting. Oxyacetylene welding oaw the oxyacetylene welding process uses a combination of oxygen and. In this video we will discuss about what is oxygen acetylene welding. This heat is further used to melt interface surfaces of welding plates which are held together to form a joint. View and download powerpoint presentations on gas welding ppt. The real tool of the oxyacetylene welding process is the flame, not. This is a special welding technique used for butt welding of steel pipes. Oxyfuel welding ofw information why use oxyacetylene. Used properly, personnel protective equipment ppe greatly reduces the risk of injury and minimizes the effects of toxins. The flame heats the base metal to its fluid or puddle state. Hot work procedures and permit policy hot work is any temporary or permanent operation that involves open flames or produces heat andor sparks.
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