Gas welding uses tanks of compressed oxygen and fuelmost commonly acetylene feeding these gases through hoses to a handheld torch, producing an. It comprises oxygen and acetylene gases stored under pressure in steel cylinders. Acetylenecutting tips industrial gas welding gas cutting. Did you know that you can solder an hvac connection.
Did you know that a protocol station can extend the life of a regulator. Did you know that you can cut titanium with an oxy fuel torch. Acetylene produced by the chemical reaction process meets this standard. Share copy and redistribute the material in any medium or format. In this modern steelage welding scienceboth arc and gas weldingare developing side by side. The oxy acetylene torch is a safe tool if used properly. The various fuel gases impact preheating time, cut quality, and metal thickness differently. One of the most commonly used applications of acetylene gas is oxy acetylene welding, oxy welding, or gas welding. In the proposed work experiments were conducted to determine the appropriate settings of cutting parameters, nozzle size, acetylene pressure, heating oxygen pressure, cutting oxygen pressure and. How to operate an oxy acetylene cutting torch i am a welderfabricator by trade.
Welders supply offers a great selection of oxy acetylene, propane, and propylene torch kits, hoses and tips from top name manufacturers like victor makers of the turbotorch, smith and miller. This oxy acetylene cutting kit by gtech starparts, is a quality oxyacetylene kit supplied in a strong tool box, ready to get you started. The complete torch kit includes a oxygen tank and acetylene tank with regulators along with chromeplated brass torch assembly with turbo lever. In fact, the oxyacetylene flame burns at 6000 f, and is the only gas flame that is hot enough to melt all commercial metals. For oxygenacetylene torch cutting you need the two process gasses oxygen o2 and acetylene c2h2. Gce cwt provides a full range of gas pressure regulators, arc welding. The oxy acetylene torch can be used for various tasks. Oxyacetylene flame cutting is a relevant and widespread industrial process. Oxy fuel cutting an oxy fuel gas cutting process used to burn metals by means of the reaction oxygen with the base metal as elevated temperatures. Oxyfuel equipment is versatile, lending itself to welding, brazing, brazewelding, silver soldering, metal heating for bending and forming and oxyfuel cutting. Victor tip charts acetylene cutting tip chart cutting tip series 1101 and 3101 metal thickness tip size.
Pdf oxyacetylene flame cutting is a relevant and widespread. Gas welding allows you to cut steel bars, plates, and sheets, but thats not all. Check to make sure acetylene is supplied to the cutting attachment, and to make sure the acetylene is still at the acceptable level. When checking the acetylene, it is best to do it quick so that you are not letting the extra gas out and causing a. Weld iron and steel pipes or use this portable oxygen acetylene torch kit to fabricate metal artwork as well as brazing, cutting, bending and forming. Acetylene mostly used for oxyfuel cutting and brazing applications, acetylene has a high heat release in the primary flame and moderate heat in the secondary flame.
Welding is a fundamental skill needed to perform auto repairs, modifications, and other services. Acetylene is odorless but commercial products normally have a marked odor. It has the hottest flame temperature of the commercially available fuel gases up to 6,300 f3,480 c and is an excellent choice for welding, brazing and cutting of steel alloys. A number 4 shade lens is minimum for oxy fuel gas welding and cutting. In this article, you will learn the basics of setting up, using and extinguishing an oxy acetylene cutting torch. The shortest distance through the material is a cut perpendicular to the wall. Oxyacetylene oa welding is one of the many types of welding supported by the prl. The spark lighter is used to ignite the oxy acetylene mixture at the tip of cutting torch. Click to bring up a form that will allow you to perform a fuel gas cost analysis comparing alternative fuel gases. Handling and storage advice on general occupational hygiene conditions for safe storage, including any incompatibilities eating, drinking and. Even small leaks can cause a flash fire or explosion, particularly if they are leaking into a poorly ventilated room or confined space where. How to set the oxy acetylene regulators im going to tell you how to set the pressure regulators and probably get into torch tips and a few things like that for oxy acetylene. Material safety data sheet, per the requirements of the osha hazard communication standard 29 cfr 1910.
Allow gas in the hose to escape for 5 to 15 seconds. The fuel gas commonly acetylene, when mixed with proper proportion of oxygen in a mixing chamber of welding torch. Gce group as an independent entity was formed in 1987 through the merging of gas equipment activities by two of the worlds leading industrial gas and welding. Oxy fuel cutting is a time consuming process, especially cutting thick walled materials. Other gas flames used for cutting metal are oxycoal gasit is slower than oxyacetylene and oxy hydrogenfor thicker sections. How to operate an oxyacetylene cutting torch snapguide. Begin your welding and cutting with oxygenfuel gas checklist based inspection right now.
How to set the oxy acetylene regulators tech team products. It is extremely versatile, and with enough skill and practice you can use this type of welding for virtually any metal. How acetylene is made material, making, used, processing. It is known around the world as one of the best portable cutting machines in the industry. Oxyfuel gas equipment has many uses welding, cutting, heating, straightening, and descaling. Introduction to gas welding and cutting a pdh online. Acetylene replacement products cutting tips torch kit. The oxyfuel process is the most widely applied industrial thermal cutting process because it can cut thicknesses from 0. The required temperature is provided by the combustion of a fuel gas and oxygen minimum 99. Cutting tip for oxygen acetylene, size number 0, cuts metals up to 2 in. Oxyfuel welding and oxyfuel cutting are processes that use fuel gases and oxygen to weld or cut metals. Premium quality cutting tips offer precise gas flow for maximum effectiveness in cutting steel. The fuel gas commonly acetylene, when mixed with proper proportion of oxygen in a mixing chamber of welding torch, produces a very hot flame of about 57005800f. The oxygen jet flow rate determines the depth and width of the gouge.
Acetylene, the simplest and bestknown member of the hydrocarbon series containing one or more pairs of carbon atoms linked by triple bonds, called the acetylenic series, or alkynes. This instruction should be read in conjunction with. The kc12 bee is an affordable portable oxy fuel cutting machine. Supplied in a tough aluminium case so ideal for site applications. The fire and rescue service protocol for acetylene fires was officially changed with effect from 30th november 2012. Oxygen acetylene welding, or gas welding, is a process which relies on combustion of oxygen and acetylene. Cutting assembly gases remain separate until reaching tip which protects torch from burn damage and. Welders have 26 fuel gases to choose from, but acetylene, propylene, propane and natural gas are used most frequently for cutting. However, if it is used incorrectly, serious injury can occur to you and the equipment.
Wescol 2 gauge acetylene gas regulator 25 bar single stage. Setup and shutdown procedure for oxy fuel cutting torch. The cylinders should be fitted with regulators, to control the pressure and flow of gases. These nozzles are designed for use with the boc cutting attachment, the universal cutting torch and the lt torch. Acetylene is the primary fuel for oxy fuel welding and is the fuel of choice for repair work and general cutting and welding. In case of a beveled cut an angled cut for weld preparation the cutting torch will be at an angle and the heat transfer to. This material is classified as hazardous under osha regulations in the united states and the whmis in canada. Grade b acetylene may have a maximum of 2% impurities and is generally used for oxyacetylene welding and metal cutting. The origins of gce gas control equipment go back as far as the beginning of the twentieth century when oxy acetylene cutting and welding methods were first invented.
Acetylene, dissolved gas safety data sheet sds p4559. The combination of oxygen with other substances does not necessarily cause great heat, in fact the combination may be so slow and gradual that the change of temperature can not be noticed. Then purge the acetylene gas line and check for constant gas flow. The welding process that uses acetylene is known as oxyfuel cutting or gas cutting. Our gas welding nozzles are designed for use with the type 5 shank and welding mixer. Both gases are stored in separate compressed gas cylinders. For all gases except acetylene, open cylinder valve fully to backseal the cylinder valve. The course will address all persons in the manufacturing industry to achieve advanced skills in gas cutting required by using the oxy acetylene process. For use in welding and cutting, the working pressures must be controlled by a regulator, since above 15 psi 100 kpa, if subjected to a shockwave caused, for example, by a flashback, acetylene decomposes explosively into hydrogen and.
Acetylene gas is shipped in special cylinders designed to keep the gas dissolved. The necessary temperature is maintained by gas flames resulting from the combustion of acetylene with oxygen. Typical operating parameters gas pressures and flow rates for achieving a range of gouge sizes depth and width can be seen in the table. There are advantages for the oxy acetylene welding processes, especially in light gauge sheet metal work and oxy cutting in heavy section. It uses extreme heat to function, and setting it up properly is one of the most. Pure oxygen, instead of air, is used to increase the flame temperature to allow localized melting of the workpiece material in a room environment. Acetylene generator ethyne gas hcch maker welding mix carbide. This gas cutting set is ready to connect to most types of oxyacetylene gas cylinders. Gas welding and flame cutting are indispensable today. We also stock a range of general purpose, heavy duty, acetylene gas nozzles for general purpose hand welding. Oxy fuel cutting ofc processes sever metal by utilizing the chemical reaction of oxygen with metal at elevated temperatures. When professionals need an affordable yet accurate process, they turn to oxyacetylene gas welding and cutting. Mapp gas can be used at much higher pressures than acetylene, sometimes up to 40 or 50 psi in highvolume oxy fuel cutting torches which can cut up to 12inchthick 300 mm steel. Material safety data sheet gas, safety and welding.
Oxy acetylene welding and cutting equipment, online at gas uk. Keep cylinders away from any arc welding, cutting, or other electrical circuits. Vapor of the solvent is carried away as impurity when the acetylene is extracted from the gas container. Safety in gas welding, cutting and similar processes page 5 of 11 fireexplosion caused by gas leaks acetylene, lpg and other fuel gases are highly flammable, and form explosive mixtures with air and oxygen. I have never used one before and still havent used mine until i get a book to read about how to do it right acetylene scares me a little but i read on another site where a guy claimed that propane was cheaper to use than acetylene for cutting and welding. Purpose of the course the course will address all persons in the manufacturing industry to achieve advanced skills in gas cutting required by using the oxyacetylene process. Oxygenacetylene welding, or gas welding, is a process which relies on combustion of oxygen and acetylene. Follow the precautions in this safety section and those throughout this manual for your personal safety and the safety of people near the equipment. Oxyacetylene gas cutting techniques manual type of course a credit bearing skills programme offered on a fulltime 5 days. Oxy fuel welding an oxy fuel gas welding process that produces fused metals by. Keep cylinder wrench on the cylinder for quick shutoff. Description plate mm da kpa oxy kpa speed mm min da lmin oxy single 20 pack lmin 105520 105420 6ca 15 100 180 450 2 11.
Jun 22, 2016 acetylene used in welding is called as oxy fuel cutting or gas cutting. Contact technical services at 18004261888 data compiled using mild steel as test material. For the maximum flame temperature in oxygen, the ratio of the volume of oxygen to fuel gas are 1,2 to 1 for acetylene and 4. Cutting tips series 1 acetylene cutting tips tip packaging is color coded with reference to fuel gas usage. Safety in gas welding, cutting and similar processes.
Oxy fuel cutting is a thermal cutting process that uses oxygen and fuel gas such as acetylene, propane, mapp, propylene and natural gas to cut through materials. Other welding gases that develop comparable temperatures need special procedures for safe shipping and handling. Victor tip charts propylene cutting tip chart cutting tip series gpp and hpp metal thickness tip size cutting. The compressed gas cylinders typically have two regulators, one for the pressure in the gas cylinder and one indicating the pressure in the gas hose. The flamecutting depends on the burning of metal with a jet of oxygen with resultant oxides which are also removed by the oxygen for iron. Do not slightly open or crack fuel cylinder valve to blow debris from the valve outlet. May 3 did you know that gas flames produce infrared radiation. Oxy fuel cutting can be very intimidating to students and inexperienced welders. Oxyfuel welding, commonly referred to as oxy welding or gas welding is a process of joining metals by.
Equipped flashback arrestors offer peace of mind and safety during operation. Safe operating procedures sop 15 oxy acetylene cutting. Oxy acetylene toolbox kit with flashback arrestors ideal for general cutting and welding applications. Replace acetylene gas with alternative gases propane and. 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. Shop all gas welding and cutting equipment available online at welders supply. Heavy duty gas cutting torches and nozzlesoxy acetylene cutting. If we cant repair it, well replace it or reimburse the purchase price with an amazon egift card. How to properly light, adjust and shut down an oxy acetylene torch. In oxyacetylene gouging, equal quantities of oxygen and acetylene are used to set a nearneutral preheating flame. This method is used to cut or weld materials that require temperatures as high as 3,500 c 6,330 f. An oxy acetylene torch is an affordable and versatile tool used by many people to heat, weld, solder, and cut metal. Pdf kinetics of oxyfuel gas cutting of steels researchgate.
Stored in compressed gas cylinders of various pressures such as 1800psi, 2015psi, 2265psi, 2400psi cylinders are hollow in construction and come in varying sizes from 21cf to 337cf. When mixed together in correct proportions within a handheld torch or blowpipe, a hot flame is produced with a temperature of about 3,200c. Oxy propane cutting nozzle oxy acetylene cutting nozzle economy propane has greater stoichiometric oxygen requirements than acetylene. However, welding with oxyacetylene requires a lot of practice and patience. Generally, hc gases are used as fuel gas in oxy fuel gas cutting. The chemical action of the oxyacetylene flame can be adjusted. How to cut metal with an oxy acetylene cutting torch. It is a colourless, inflammable gas widely used as a fuel in oxyacetylene welding and cutting of metals and as raw. Oxyfuel gas cutting and welding operation of oxyfuel torches involves oxygen and flammable gases under pressure, open flames, flying slag and hot metal, meatl fumes and combustion products. Here at gas uk, we supply a huge range of oxy acetylene welding and cutting equipment to facilitate your welding needs.
The cutting action is supported by the pure oxygen stream. It is applied on materials that require temperatures as high as 3,500 degree celsius for cutting or welding. Among all other gases, acetylene is capable of producing the hottest flame. This course content is in the following pdf document. Hampdon industrial stocks the industry leading gazcut range of quickie style gas cutting machines. Open the acetylene blowpipe handpiece valve very slightly and light with a flint lighter only.
Never drape a welding or cutting torch over a gas cylinder. We offer a complete range of heavy duty gas cutting torches for applications such as sheet metal and automotive trades. Plans are only valid for new or certified refurbished products purchased in the last 30 days with no preexisting damage. This was before they really had acetylene that you can just buy in a bottle. Acetylene gas regulator should be set to deliver only 10 psi o close both oxygen and acetylene fuel gas cylinder valves o turn adjusting mechanism counterclockwise one. Principle of gas welding with diagram your article library. The reality now is that an acetylene fire need be no more disruptive than any other fire involving gas cylinders and that in many scenarios, oxy acetylene is the safer option to choose.
This range could be expanded if the appropriate cutting tip was used based on the thickness being cut. The other equipments serves the same function as in case of oxy acetylene gas welding. Cutting r osebud w elding torch tip files striker backup flint. Cutting with the oxyfuel process is just the opposite from of welding. Fundamentals of gas cutting and welding ced engineering. You know the high pressure and the oxidizing problem with oxygen if theres any carbon present. A credit bearing skills programme offered on a fulltime 5 days. This video will give you an indepth lesson on how to setup and break down your rig. In this article we will discuss about the principle of gas welding.
Mediumduty oxyacetylene cutting and welding outfit 770 502. Lowell steampunk types might romanticize the aesthetic today, but a world rendered apart by huge saws and held together by rivets and bolts was never going to reach its full potential. Remove the debris using nitrogen, air, or a clean, oilfree rag. Oxy acetylene gas cutting set tbws welding supplies. Welding and cutting with oxygenfuel gas checklist checkbuster. Oxy acetylene cutting can be used to cut thicknesses from 28. Oxy fuel cutting torches use a copper tip with a series of holes arranged in a circle to deliver a mixture of a fuel gas and oxygen to create a preheat flame. Ne not established c ceiling limit see section 16 for definitions of terms used.
All kit contents are made to comply with australian standards where required. Fundamentals of gas cutting and welding cedengineering. For a typical oxygas cutting outfit, also referred to as a cutting rig figure 41, you need. X this site uses cookies and other tracking technologies to provide you with our services, enhance the performance and functionality of our services, analyze the use of our products and services, and assist with our advertising and marketing efforts. The welding torch is the most approachable to get used to handling the rig. Use harris tip cleaner e9 pn 9000160 for two piece tips. The oxy acetylene welding process uses a combination of oxygen and acetylene gas in the approved ratio to provide a high temperature flame. Flexible hoses are used to connect the regulators to the torch or blowpipe. Chemical, physical and thermal properties of acetylene ethyne c 2 h 2. Acetylene is a colorless gas widely used as a fuel and a chemical building block.
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