Solder

Oxidising flame

Carburising flame

Neutral flame

Wire brushes

oxygen cylinder

acetylene cylinder

Welding

Fusion welding

Non – consumable electrodes

alloy made of Tin and Lead.

more oxygen than acetylene.

also known as reducing flame.

equal quantities of oxygen and acetylene

useful for cleaning the weld before and after the welding process.

black

maroon

useful in making permanent joints.

The metal parts are heated upto the point of melting in this type.

used in the processes of atomic hydrogen welding and TIG welding.