1.1 Scope. This manual describes the equipment, procedures, and safe practices for oxyfuel gas heating torch operation.It is witten for the operators of torches using single or multiple heating tips and heads. It is also recommended for man-agement personnel associated with the oxyfuel gas heating torch operation and process.Oxyfuel heating is an operation whereby various metals are heated in order to perform the following operations:
(1) Straightening and bending with mechanical force
(2) Flame straightening and cambering
(3) Stress relieving
(4) Preweld and postweld heating
(5) Fusion of coatings
(6) Flame hardening
(7) Flame shrinking
