What size of torch tip should I use to cut 3” Hardox AR 450? (I'm runing oxy and acetylene on a track torch) - Quora
How To Gas Weld with Oxy-Acetylene Full Tutorial, Tips, and Set-Up
HVAC School - A good rule of thumb for using an oxy-acetylene torch rig is to fine-tune the pressure settings at the regulator until the pressure is just right for the tip
Oxyacetylene Torches: Tips and Operation - HVAC School
Oxy Acetylene cutting torch setup - YouTube
When brazing with oxy acetylene, what pressures should the regulators be set to? - Quora
Safety: The burning issue in oxyfuel torch use
Pressure regulator setting for O/A cutting and welding - Miller Welding Discussion Forums