Exam 5: Shielded Metal Arc Welding of Pipe

A(n) ____________________ is used to quickly burn out small amounts of slag trapped along the edge of the root pass.

Slag is mostly composed of ____________________.

The bead width should not be more than ____ times the rod diameter.

Penetration and buildup are controlled more easily with the pipe in the ____ position.

The correct angle for the bevel at the end of a pipe is ____.

A root opening that is wide or uneven must be welded ____.

____ should always be located so that they are easily repairable.

Explain the correct sequence of steps to complete a weld in the 2G vertical fixed position.

Fitting pipe together and holding it in place for welding become ____ as the diameter of the pipe ____.

The wall thickness for pipe is determined by its ____.

The ____ position is thought to be the most difficult.

____________________ tubing is normally used for structural applications.

When welding in the 2G vertical fixed position, to reduce the ____ the bottom of the weld, increase the electrode-to-work angle.

​The maximum weld reinforcement of the cover pass should be _________.

The ____ position is commonly used in fabrication shops where structures or small systems can be positioned for the convenience of the welder.

Arc strikes outside of the weld groove ____.

Pipe used in high-pressure and heavy structural applications ____.

Small cracks between the threads in threaded pipe are likely spots for ____________________ to start.

Noncritical piping assemblies found on structural items such as trailer axles and handrails ____.

____________________ tubing is designed for the specific purpose of protecting electrical wiring.