Manual Oxyfuel Cutting (OFC)
1. Perform safety inspections of equipment and accessories.
2. Make minor external repairs to equipment and accessories.
3. Set up for manual oxyfuel gas cutting operations on plain carbon steel.
4. Operate manual oxyfuel gas cutting equipment.
5. Perform straight cutting operations on plain carbon steel.
6. Perform shape cutting operations on plain carbon steel.
7. Perform bevel cutting operations on plain carbon steel.
8. Remove weld metal from plain carbon steel using weld washing techniques.
9. Identify various alternative fuels used in welding and cutting.
2. Make minor external repairs to equipment and accessories.
3. Set up for manual oxyfuel gas cutting operations on plain carbon steel.
4. Operate manual oxyfuel gas cutting equipment.
5. Perform straight cutting operations on plain carbon steel.
6. Perform shape cutting operations on plain carbon steel.
7. Perform bevel cutting operations on plain carbon steel.
8. Remove weld metal from plain carbon steel using weld washing techniques.
9. Identify various alternative fuels used in welding and cutting.
Chapter 32 Oxyacetylene Welding
1. Explain how to setup and weld mild steel.
2. Make a variety of welded joints in any position on thin-gauge, mild steel sheet.
3. Make satisfactory weld on small diameter pipe and tubing in any position.
4. Explain the effects of torch angle, flame height, filler metal size, and welding speed on gas welds.
2. Make a variety of welded joints in any position on thin-gauge, mild steel sheet.
3. Make satisfactory weld on small diameter pipe and tubing in any position.
4. Explain the effects of torch angle, flame height, filler metal size, and welding speed on gas welds.
Chapter 33 Soldering, Brazing, and Braze Welding
1. Define the terms soldering, brazing, and braze welding.
2. Explain the advantages and disadvantages of liquid-solid phase bonding.
3. Demonstrate an ability to clean, assemble, and perform required practice joints.
4. Describe the function of fluxes in making proper liquid-solid phase bonded joints.
2. Explain the advantages and disadvantages of liquid-solid phase bonding.
3. Demonstrate an ability to clean, assemble, and perform required practice joints.
4. Describe the function of fluxes in making proper liquid-solid phase bonded joints.
Mechanized Oxyfuel Gas Cutting (OFC)
1. Perform safety inspections of equipment and accessories.
2. Make minor external repairs to equipment and accessories.
3. Set up for machine oxyfuel gas cutting (track burner) operations on plain carbon steel.
4. Operate machine oxyfuel gas cutting (track burner) equipment on plain carbon steel.
5. Perform straight cutting operations on plain carbon steel.
6. Perform bevel cutting operations on plain carbon steel.
2. Make minor external repairs to equipment and accessories.
3. Set up for machine oxyfuel gas cutting (track burner) operations on plain carbon steel.
4. Operate machine oxyfuel gas cutting (track burner) equipment on plain carbon steel.
5. Perform straight cutting operations on plain carbon steel.
6. Perform bevel cutting operations on plain carbon steel.
Chapter 7 Flame Cutting
1. Describe the oxyfuel gas cutting process and list commonly used fuel gases.
2. Discuss which metals can be cut using the oxyfuel gas cutting process.
3. Describe the eye protection that must be used for flame cutting.
4. Tell how to determine the correct size and type of tip for a specific job.
5. Demonstrate how to properly set up a cutting torch.
6. Demonstrate how to properly clean a cutting tip.
7. Demonstrate how to safely light the torch.
8. Tell what actions can be taken to ensure a smooth cut when using a hand torch.
9. Describe how to lay out a line to be cut using a hand torch.
10. Demonstrate how to set the working pressure on the regulator.
11. Explain the chemical process that takes place during the burning away of the metal when using an oxyfuel gas cutting torch.
12. Explain what the kerf surface can reveal about what was correct and incorrect with the preheat flame.
13. Demonstrate how to make a machine cut and then evaluate the results.
14. Describe soft slag and hard slag and what causes them.
15. Describe the various types of guides that can be used to guide the torch for a more accurate cut.
16. Demonstrate how to make a flat, straight cut in thin plate, thick plate, and sheet metal.
17. Demonstrate how to make a flame-cut hole.
18. Describe the two major methods of controlling distortion of the metal during the heating or cutting process.
19. Demonstrate how to make a straight line cut in the vertical and overhead positions.
20. Discuss the various factors that can become a problem when cutting.
21. Demonstrate how to cut out internal and external shapes.
22. Demonstrate how to make a square cut on pipe in the horizontal rolled position, the horizontal fixed position, and the vertical position.
2. Discuss which metals can be cut using the oxyfuel gas cutting process.
3. Describe the eye protection that must be used for flame cutting.
4. Tell how to determine the correct size and type of tip for a specific job.
5. Demonstrate how to properly set up a cutting torch.
6. Demonstrate how to properly clean a cutting tip.
7. Demonstrate how to safely light the torch.
8. Tell what actions can be taken to ensure a smooth cut when using a hand torch.
9. Describe how to lay out a line to be cut using a hand torch.
10. Demonstrate how to set the working pressure on the regulator.
11. Explain the chemical process that takes place during the burning away of the metal when using an oxyfuel gas cutting torch.
12. Explain what the kerf surface can reveal about what was correct and incorrect with the preheat flame.
13. Demonstrate how to make a machine cut and then evaluate the results.
14. Describe soft slag and hard slag and what causes them.
15. Describe the various types of guides that can be used to guide the torch for a more accurate cut.
16. Demonstrate how to make a flat, straight cut in thin plate, thick plate, and sheet metal.
17. Demonstrate how to make a flame-cut hole.
18. Describe the two major methods of controlling distortion of the metal during the heating or cutting process.
19. Demonstrate how to make a straight line cut in the vertical and overhead positions.
20. Discuss the various factors that can become a problem when cutting.
21. Demonstrate how to cut out internal and external shapes.
22. Demonstrate how to make a square cut on pipe in the horizontal rolled position, the horizontal fixed position, and the vertical position.
Manual Plasma Arc Cutting (PAC)
1. Perform safety inspections of equipment and accessories.
2. Make minor external repairs to equipment and accessories.
3. Set up for manual plasma arc cutting operations on plain carbon steel, aluminum, and stainless steel.
4. Operate manual plasma arc cutting equipment.
5. Perform shape cutting operations on plain carbon steel, aluminum, and stainless steel.
2. Make minor external repairs to equipment and accessories.
3. Set up for manual plasma arc cutting operations on plain carbon steel, aluminum, and stainless steel.
4. Operate manual plasma arc cutting equipment.
5. Perform shape cutting operations on plain carbon steel, aluminum, and stainless steel.
Chapter 8 Plasma Arc Cutting
1. Describe plasma and describe a plasma torch.
2. Explain how a plasma cutting torch works.
3. List the advantages and disadvantages of using a plasma cutting torch.
4. Demonstrate an ability to set up and use a plasma cutting torch.
2. Explain how a plasma cutting torch works.
3. List the advantages and disadvantages of using a plasma cutting torch.
4. Demonstrate an ability to set up and use a plasma cutting torch.
Manual Air Carbon Arc Cutting (CAC-A)
1. Perform safety inspections of equipment and accessories.
2. Make minor external repairs to equipment and accessories.
3. Set up for manual air carbon arc gouging and cutting operations on plain carbon steel.
4. Operates manual air carbon arc cutting equipment.
5. Perform metal removal operations on plain carbon steel.
2. Make minor external repairs to equipment and accessories.
3. Set up for manual air carbon arc gouging and cutting operations on plain carbon steel.
4. Operates manual air carbon arc cutting equipment.
5. Perform metal removal operations on plain carbon steel.
Welding Principles and Applications:
Chapter 9 Related Cutting Processes
1. Discuss the various cutting processes.
2. Give examples of the applications that might be best suited to specific cutting processes.
3. List advantages and disadvantages of using the different cutting processes.
4. Explain the safety considerations of each of the different cutting processes.
2. Give examples of the applications that might be best suited to specific cutting processes.
3. List advantages and disadvantages of using the different cutting processes.
4. Explain the safety considerations of each of the different cutting processes.
Oxyacetylene Welding and Cutting Chart
Hobart Video Series
Topic 1. Introduction to oxyacetylene welding applications. 18:06 min.
Topic 2. Safety and health in oxyacetylene applications. 16:00 min.
Topic 3. Assembly of equipment and preparation for welding. 8:54 min.
Topic 4. Stringer bead, flat position without and with filler material. 7:27 min.
Topic 2. Safety and health in oxyacetylene applications. 16:00 min.
Topic 3. Assembly of equipment and preparation for welding. 8:54 min.
Topic 4. Stringer bead, flat position without and with filler material. 7:27 min.