A common inside diameter of oxyfuel gas hose is 14 inch. Site engineer 2 cutting welding falling of sparks hot bids. A number 4 shade lens is minimum for oxyfuel gas welding and cutting. On the working pressure side of the acetylene regulator you can see a red marker telling you note to go past 15 psi. Triangular stainless steel gas tubes for maximum strength. Oxygen and acetylene use and safety virginia department of. Use the correct spark lighter for the fuel gas in use light the torch. This is because when you start drawing that amount of acetylene out the gases in the bottle can become unstable. Welding and cutting torches van kampen lastechniek. Arc welding and cutting safety the nature of arc welding cutting creates additional safety hazards, primarily due to the intensity of the electric current used to perform the.
Never use matches or a cigarette lighter to ignite the oxyacetylene torch. An oxyacetylene torch, also known as a blow torch, is a dangerous cutting system, but its also a powerful and useful tool if you need to cut steel. Personal protective equipment ppe for welding and cutting aws disclaims liability for any injury to persons or to property, or other damages of any nature whatsoever, whether special, indirect, consequential or compensatory, directly or indirectly resulting from the publication, use of, or reliance on this safety and health fact sheet. Industrial quality torch for reliable oxyacetylene cutting operations. Information sources american national standards institute ansi. Finally, never set a torch down even for a few moments unless the oxygen and gases have been shut off.
Welding, cutting and brazing student safety guidelines. Careless use of oxyfuel torches has caused many fires. Keep fire extinguishers handy and be fully knowledgeable in its use. Never use a defective hose or a hose in doubtful condition. The various types of welding operations are discussed.
Health hazards from welding, cutting, and brazing operations include exposures to metal fumes and to ultraviolet uv radiation. Do not weld or cut unless wearing the necessary ppe as specified in this fact sheet and in ansi z49. Site engineer unauthorized work take a hot work permit and other associated permits from company. Welding, burning, and cutting environmental health and safety. Many of these can be controlled with proper work practices and personal protective equipment ppe. Approved goggles or face shields must be worn when welding or cutting. Oxyacetylene torcheshow to use use of a cutting torch is not something that just anybody should do without training. Standard ppe and safety requirements welders, cutters, and their supervisor shall be trained in the safe operation of their equipment, safe weldingcutting practices, and weldingcutting respiratory. The hot facts about welding and cutting safety safety. Here are a few facts and tips to keep our employees safe when using an oxy fuel gas cutting torch. Safety in gas welding, cutting and similar processes page 3 of 11 preventing fire from heat, sparks, molten metal or direct contact with flame the flame from an oxyfuel gas torch often called a. Personal protective equipment ppe for welding and cutting aws disclaims liability for any injury to persons or to property, or other damages of any nature whatsoever, whether special, indirect.
If contact is possible, the following protection should be worn, unless the assessment indicates a higher degree of protection. Precautions and safe practices for gas welding, cutting. Compressed gas cylinders themselves are potential hazards. They are often found with leaking hoses, incorrect repairs, broken glass, nonfunctioning regulators, clogged tips, cracked barrels, or what have you. Safety in welding, cutting, and allied processes, z49. Safety and health topics welding, cutting, and brazing. Some models feature thickwall, highcapacity 3tube construction to help deliver higher gas flow and superior. Cutting propane can like acetylene be used for cutting. Sep 17, 2012 safety video training for torch cutting operations abridged. Wear flame resistant clothing when gas welding or cutting.
A field guide for oehs professionals is recommended. Introduction osha 10hour and osha 30hour online safety. Ensure torch valves are closed before proceeding purge torch open oxygen torch valve purge 35 seconds close torch valve open fuel torch valve purge 35 seconds close torch valve lighting the. Oxyfuel gas cutting torch safety reminders fuel gas. Introduction recently, a number of fires and related incidents involving. Oxyfuel gas cutting torch safety reminders fuel gas cutting tools are some of the most common tools used on our job sites, however at times, they are also some of the most misused tools. When attaching gauges to cylinders, use care not to over tighten them. The oxyacetylene torch is a safe tool if used properly. Personal protective equipment ppe for welding and cutting. Introduction recently, a number of fires and related incidents involving cutting or welding activities and other sources of open flame and heat have been reported at doe facilities.
Safety subscription employee training cutting torch protocol torchuse education and orientation for an auto recycling facility. All cylinders, particularly acetylene, should be restrained securely in an upright position to prevent accidents. Safety in gas welding, cutting and similar processes. The flame from an oxyfuel gas torch often called a blowpipe is a very powerful.
Mar 29, 2019 an oxyacetylene torch, also known as a blow torch, is a dangerous cutting system, but its also a powerful and useful tool if you need to cut steel. The ara automotive recyclers association car certified auto recycler. Safety video training for torchcutting operations abridged. Fundamentals of gas cutting and welding ced engineering. 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. The primary uses today are welding, brazing and cutting. The primary purpose of the safety meetings is to give crews the opportunity to discuss any safety related concerns they may have. The first 4steps below will talk about putting a new tank on your oxyacetylene set. Oxyacetylene cutting safety occupational safety and. If you do the same with propane, you will be waiting for a long time. This course introduces the student to the hazards and safety precautions related to welding, cutting, brazing and soldering. Welding and cutting torches standard version page 4. Engineering the new victor 400 series cutting torch duration.
Brass forged bodies and heads help provide longlasting durability. Oxygen acetylene cutting torch harbor freight tools. Oxyacetylene cutting safety in agriculture osha standard 1910. This checklist helps employers and employees in general industry and construction comply with the occupational safety and health administration oshas standards for welding, cutting. Leather gauntlet type gloves must be worn at all times. Its the most common fuel gas cutting and welding used in construction. It is based on 29 code of federal regulations cfr part 1910.
If you cut with acetylene, you normally put the tip of the inner flame cone on the metal 1mm from the plate surface. This course describes the basic concepts of oxyfuel welding and cutting including what. If the seating surface of a tip becomes damaged, do not use it. If the head requires repair, take the torch to a qualified repair technician. Follow the precautions in this safety section and those throughout this manual for your personal safety and the safety of people near the equipment. Leather gauntlet type gloves must be worn at all times while cutting or burning. Never perform any welding or cutting operation without proper eye. Examine hoses before attaching to welding torch handles or regulators. The specific personal protection equipment ppe required will depend on the type of hot work being performed. This checklist helps employers and employees in general industry and construction comply with the occupational safety and health administration oshas standards for welding, cutting, and brazing.
Learning about fire triangles can be pretty boring but using a cutting torch safely requires a good understanding of combustion. Keep fire extinguishers handy and be fully knowledgeable in. Safety in gas welding, cutting and similar processes hse. Safety hazards from these operations include burns, eye damage, electrical shock, cuts, and crushed toes and fingers. Eye and face protection for welding and cutting operations. Never tamper with the safety devices on cylinders, fuse plugs, safety discs, etc. By creating a safe work environment and carefully monitoring the pressure of the oxygen and acetylene, you can use an oxyacetylene torch for any number of projects. The ara automotive recyclers association car certified auto recycler program suggests that the gas cutting torch is a tool that should have limited use and that any use. Employees have said that it takes too long doing it this way, but this is the only.
The first 4steps below will talk about putting a new tank on your oxyacetylene set and starting with step 5, how to use a cutting torch set. Flash arrestorcheck valves at regulators and torches. However, if it is used incorrectly, serious injury can occur to you and the equipment. Find attachments that feature stainless steel tubes, flipup levels and easeon cutting oxygen valves. Chemistry of oxy acetylene process the most common fuel used in welding is acetylene.
After your torch safety check has been performed, go back to the torch, and if it is not. Eye and face protection for welding and cutting operations aws disclaims liability for any injury to persons or to property, or other damages of any nature whatsoever, whether special, indirect. If work cant be moved, remove combustibles from area. If not stopped, the fire can travel through and damage the torch, hoses and explode the cylinder. This course describes the basic concepts of oxyfuel welding and cutting including what equipment and safety precautions are needed. Provides information about the safety requirements for welding and cutting processes. Cutting torch safety understanding the fundamentals of.
Safety subscription employee training cutting torch protocol torch use education and orientation for an auto recycling facility. It can be used for cutting steel, welding steel, brazing and for heating metal. Ensure that all pressure gauges and regulators are in proper working order. Cutting tips and nozzles a dangerous condition, resulting in a fire or flashback. After the torch cools off, it can be examined and repaired. Ensure torch valves are closed before proceeding purge torch open oxygen torch valve purge 35 seconds close torch valve open fuel torch valve purge 35 seconds close torch valve lighting the system naked flames must not be used open fuel gas torch valve. Safety hazards from these operations include burns, eye damage, electrical. The process may also employ the use of a filler metal. All cylinders, particularly acetylene, should be restrained.
General welding and cutting requirements worksafebc. Fire prevention measures for cutting, welding, and related. Eye and face protection for welding and cutting operations aws disclaims liability for any injury to persons or to property, or other damages of any nature whatsoever, whether special, indirect, consequential or compensatory, directly or indirectly resulting from the publication, use of, or reliance on this safety and health fact sheet. If you were to add oxygen from a cutting torch to the candle flame, the candle would burn furiously. Site engineer 2 cutting welding falling of sparks hot bids defective tools ensure the welding equipment torch, cable, electrode holder, transformer, generator, cable. For safety and health information covering arc welding and cut ting operations, obtain a copy. Oxyacetylene welding or cutting torch welding or cutting, gas welding or cutting shielded metal arc welding smaw also known as stick welding is an arc welding process which produces coalescence. Department of labor mine safety and health administration. Exposure to thermal and chemical hazards are covered, as well as precautions including the personal protective equipment required to mitigate those hazards. If you raise the torch so that the outer flame cone is used the preheat process is started faster. In order to eliminate the possibility of gas escaping through leaks or improperly closed valves, when gas welding or cutting, the torch valves shall be closed and the gas supply to the torch. Pick up highquality torch cutting attachments at grainger. Safety eyewear complying with an approved standard should be used when a risk assessment indicates this is necessary to avoid exposure to liquid splashes, mists, gases or dusts.
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