When Pipe and Fittings Are to Be Butt Welded, the Ends

question 6

Multiple Choice

When pipe and fittings are to be butt welded, the ends are ____.

• A) flattened
• B) beveled
• C) rounded
• D) squared

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Definitions:

Heat of Fusion

The amount of heat required to convert a solid at its melting point into a liquid without changing its temperature.

Homeostasis

The regulatory process by which biological systems maintain a stable internal environment despite external changes.

Vaporization

The phase transition of a substance from a liquid to a gas, occurring through the processes of evaporation or boiling.

Calorie

The amount of heat energy required to raise the temperature of 1 g of water 1°C; equivalent to 4.184 joules. Compare with Kilocalorie.