Exam 32: Oxyacetylene Welding

Explain how torch angle and the distance between the inner cone and the metal affect the rate of heating.

If the molten weld pool size increases beyond that which the ____ will support, the pool will overflow and drip down the weld.

Which of the following is true of the flat outside corner joint?

Which of the following is true about overhead welding?

____________________ is the depth into the base metal that the weld fusion or melting extends from the surface, excluding any reinforcement.

Why should the filler rod be added to the top sheet in a lap joint?

____ of a tee joint enables a larger weld to be made than either the butt or lap joint.

As the diameter of the filler wire is decreased, the heat absorbing effect ____, and the molten weld pool becomes ____.

​Which pipe welding position has the pipe held vertically?

A ____ draws off excessive heat.