AWS C4.2 : 2002

Personnel
Foreword
List of Figures
1. Scope
2. Introduction
3. Equipment and Supplies
3.1 Oxygen Supply
3.2 Fuel Supply
3.3 Pressure Regulators
3.4 Hoses and Fittings
3.5 Torches
3.6 Cutting Tips
3.7 Protective Clothing and Equipment
3.8 Cutting Machines
3.9 Use, Handling and Storage of Gas Cylinders
3.10 Working Environment
4. Start Up and Shut Down Procedure
4.1 Setting up Equipment
Lighting the Torch
4.3 Extinguishing the Torch
4.4 Shutting down
4.5 Equipment Not in Use
4.6 Re-Use of Equipment Already Connected for Use
5. Flame Adjustment
5.1 Types of Flames
5.2 Flashback and Backfire Safety Note
6. Cutting Procedures - Hand Torches
6.1 Starting Methods
6.2 Torch Position and Motion
6.3 Piercing
6.4 Oxygen Lancing
6.5 Gouging, Washing and Special Applications
7. Machine Oxygen Cutting
7.1 Cutting Charts
7.2 Operating Techniques
7.3 Bevel Cutting
8. Hints for Best Selection of Tips, Speeds, and Pressures
8.1 Correct Cutting Techniques
8.2 Common Cutting Faults
8.3 Tip Distance
8.4 Gas Adjustment
8.5 Bevel Cutting
LIST OF FIGURES
1. Description of Oxyfuel Gas Cutting
2. Oxygen Cylinder
3. Fuel Gas Cylinders
4. Pressure Regulators
5. Hoses and Fittings
6. Manual Oxygen Cutting Torch
7. Combination Torch
8. Three Hose Machine Torch
9. Torches Classified According to Methods of Mixing
10. Oxyfuel Gas Cutting Tips
11. Oxyfuel Gas Cutting Tips - One and Two-Piece Designs
12. Cutting Torch Starting a Cut and in Action
13. Lead Torch Angle for Straight Line Cutting
14. Oxygen Lance
15. Special Application Tips
16. Oxygen Orifice Design for Washing Tips
17. Bevel Cutting