Hard-
Surfacing,
Building
Fusion
Welding
Carbon
Welding Non-Ferrous Metals
Heating
& Heat
Treating
Braze
Welding
Welding Cast Iron Welding Ferrous Metals
Brazing
&
Soldering
Equipment
Set-Up
Operation
Equipment
For
OXY-Acet
Structure
of
Steel
Mechanical
Properties
of Metals
Oxygen
&
Acetylene
OXY-Acet
Flame
Physical
Properties
of Metals
How Steels
Are
Classified
Expansion
&
Contraction
Prep
For
Welding
OXY-Acet
Welding
& Cutting
Safety
Practices
Manual
Cutting
Oxygen
Cutting By
Machine
Appendices
Testing
&
Inspecting
3 WHAT IS TOP QUALITY IN OXYFUEL CUTTING? 1. Square top corner (with minimum radius) 2. Cut face flat top to bottom (no undercut) 3. Cut face square with respect to top surface 4. Clean smooth surface with near vertical drag lines 5. Little to no slag on bottom edge (easily removed by scraping) ELEMENTS OF OXYFUEL CUTTING Preheat Flame Oxygen Stream Torch and Cutting Nozzle Cutting Speed Material Being Cut