NCCER Welding Level 1 Module 2: Oxyfuel Cutting
1. What types of metals contain iron? - Ferrous metals are those that contain iron.
2. In what situation is oxyfuel cutting most effectively used? - Oxyfuel cutting is particularly well-suited for cutting ferrous metals.
3. What happens to m...
NCCER Welding Level 1 Module 2 : Oxyfuel Cutting 1. What types of metals contain iron? - Ferrous metals are those that contain iron. 2. In what situation is oxyfuel cutting most effectively used? - Oxyfuel cutting is particularly well -suited for cutting ferrous metals . 3. What happens to metal when subjected to a high -pressure stream of cutting oxygen from an oxyfuel torch? - The metal is instantly oxidized . 4. What is the recommended tinting range for face shields or safety glasses during oxyfuel cutting operations? - The tinting should be within the range of 3-6. 5. During what activities do most welding -related fires occur? - Most welding environment fires occur during oxyfuel gas welding or cutting . 6. What is the safest method for preparing a tank or vessel that may have contained flammable substances before cutting it with an oxyfuel torch? - The best approach is to fill it with water or a purge gas . 7. What results from the combination of pure oxygen and a fuel gas? - It produces a high -pressure jet of cutting oxygen . 8. What is the most common oxy gen cylinder size used in oxyfuel cutting applications? - The typical size is 227 cubic feet . 9. If an acetylene cylinder is found lying on its side, what should you do before using it?
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