In short, oxyfuel equipment is quite versatile, not only because it is preferred for some. I can explain the correct operating procedure for brazing, heating and cutting. Pure acetylene is selfexplosive if stored in the free state under a pressure of. Safety in gas welding, cutting and similar processes pdf. Oxygen and acetylene use and safety virginia department of. This book will highlight the welding and cutting processes. The chemical action of the oxyacetylene flame can be adjusted. However, it is still widely used for a variety of applications. I can describe the safe startup, settings and shutdown of the oxyacetylene equipment. Oxyfuel welding and oxyfuel cutting are processes that use fuel gases and oxygen to weld or. Oxyacetylene welding is still used for metalbased artwork and in smaller. To provide safety guidance in the use in performing oxyacetylene welding.
Oxy fuel equipment is versatile, lending itself to. Safety for oxyacetylene welding printed copies of this document are uncontrolled. Oxyacetylene, commonly known as oxyfuel, is one of the oldest welding. Systematically test all equipment with soapy water. Seminar on gas welding seminar report pdf download. In a home shop, smaller tanks are set up directly to a welding machine or oxy torch. Backfires occur when the torch flame burns back into the torch tip and is extinguished with a loud pop. For complete combustion of one unit volume of acetylene, 2. We will learn more about the oxyacetylene process and equipment in this course.
Fundamentals of gas cutting and welding ced engineering. Oxyfuel welding with acetylene and other gases is explained. Oxygenacetylene welding, or gas welding, is a process which relies on combustion of oxygen and acetylene. Equipments used for oxyacetylene welding metallurgy. This article throws light upon the ten basic equipment s used for oxyacetylene welding.
Fundamentals of gas cutting and welding cedengineering. Oxyfuel equipment is versatile, lending itself to welding, brazing, braze welding, silver soldering, metal heating for bending and forming and oxyfuel cutting. Never release acetylene, or other fuel gases, into the atmosphere where they may cause a fire or explosion. When mixed together in correct proportions within a handheld torch or blowpipe, a hot flame is produced with a temperature of about 3,200c. Compressed gases acetylene, oxygen, argon welding guide. Based on the amount of oxygen taken from the oxygen cylinder, the flame produced in oxyacetylene gas welding is divided into three types. Pure acetylene is selfexplosive if stored in the free state under a pressure of 29. Same equipment can be used for oxyacetylene cutting and brazing by varying the torch size 3. For all employees, instructors and students who will be working with oxyacetylene welding equipment and 3.
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