Objectives
Explain how cutting tip size is selected for fuel pressures and material thickness to obtain a neutral flame.
Explain the proper setup for oxy-acetylene cutting equipment.
Demonstrate safe usage of oxy-acetylene cutting equipment.
Explain how to perform oxy-acetylene cutting.
Explain proper flame settings relating to welding tip size and material thickness.
Demonstrate setting proper oxy-acetylene flame for fusion welding.
Explain how to match proper filler metals to base metals.
How to match filler metal requirements to base metals for fusion welding.
Explain how to perform oxy-acetylene fusion welding on carbon steel.
Describe the proper flame setting for oxyacetylene brazing for various silver alloy fillers.
Describe the proper reducing/carburizing flame setting for brazing various metal alloys.
Explain how to match proper filler metals to base metals to achieve strength and integrity.
Match filler metals for brazing to various types of base metals.
Explain how to perform oxy-acetylene brazing on various metal alloys.
Describe the proper flame setting for braze welding various thickness of carbon steel and cast iron.
Describe how to braze weld various joint configurations.
Explain how to braze weld various bead configurations properly.
Demonstrate braze welding on various base metal types.
Match braze welding filler metals with various base metals.
Explain how to perform oxy-acetylene braze welding on carbon steel and cast iron base metals.
Explain how to perform shielded metal arc welding on carbon steel plate to A.W.S. - BU - 2A pre-qualified joint weld procedures.
Explain how to perform shielded metal arc welding on carbon steel pipe.
Explain how to perform shielded metal arc welding on carbon steel pipe, after the root pass is welded with the gas tungsten arc welding (GTAW) process.
Explain how to perform shielded metal arc welding on carbon steel tube using gas tungsten arc welding for the root pass and carbon steel filler.
Explain how to perform gas tungsten arc welding on carbon steel tube with stainless steel filler.
Describe the electric arc welding process for welding in various positions.
Explain how to make electric arc welding filler metal selection based on positions.
Match electric arc welding filler metals to their application positions.
Explain how to select electric arc filler metals based on application and positions.
Explain what the various welding positions are and their orientations.
Explain the proper usage of polarities (D.C. power) and current flow in electric arc welding with covered electrodes.
Demonstrate the setup of electric arc welding equipment for S.M.A.W. welding in both polarities on steel plate.
Describe various welding positions and their orientations for pipe welding.
Demonstrate the setup and welding of pipe coupons for S.M.A.W. welding in the 2G, 5G, and 6G fixed pipe positions.
Explain the fitup procedure for chill rings on selected size pipes.
Explain fitup of chill rings on various pipe sizes.
Explain the differences between mild carbon steel filler metals and stainless steel filler metals.
Explain the differences in weldability between carbon steel and stainless steel.
Explain the setup of gas tungsten arc welding equipment for straight polarity welding with argon shielding gas.
Demonstrate the setup of gas tungsten arc welding equipment for straight polarity welding with argon shielding gas.
Understand the proper joint fitup procedure for welding proper size GTAW root pass on pipe.
Demonstrate proper joint fitup procedure for welding GTAW root pass on pipe.
Describe argon backing gas purge systems for root protection against "sugaring" pipe.
Explain the electric arc welding process for welding in flat position.
Explain electric arc welding filler metal selection for welding in the flat position.
Match electric arc welding filler metals to their application in the flat position.