welder level c program outline - Industry Training Authority

LINE B:PERFORMS OXY-FUEL CUTTING PROCESSES (OFC)Competency: B-3 Perform Freehand and Guided Cuts on Low CarbonSteel Plate, Sheet, Round Stock, Structural Shapes andPipeLearning Objectives:The learner will be able to assemble the appropriate oxy-fuel cutting equipment, setpressures, light and adjust the cutting torch, make freehand and guided cuts on lowcarbon steel plate, make freehand cuts on round stock, structural shape and pierceholes in low carbon steel plate.LEARNING TASKS1. Describe the characteristics of anacceptable cut.CONTENT Characteristics of an acceptable cut Top edge square Vertical draglines Bottom edge sharp Factors that affect the quality of cut Speed of travel Surface condition of the metal Oxygen pressure Tip size Size of the preheat flames Thickness of the material Position of the cutting torch tip Position in relation to the work Starting cuts2. Perform freehand cuts on lowcarbon steel plate and sheet.3. Pierce holes in low carbon steelplate.4. Perform freehand cuts onstructural shapes and roundstock.Freehand cuts on low carbon steel plate- refer to practical competency forprocedureFreehand cuts on low carbon steelsheet - refer to practical competency forprocedureFree hand bevel cuts on low carbonsteel plate - refer to practicalcompetency for procedureRefer to practical competency forprocedureFreehand cuts on angle iron, channel,and S-beam - refer to practicalcompetency for procedureFreehand cuts on round stock - refer topractical competency for procedureWelder Level C Program Outline • Industry Training Authority 34