What are the functions of the flux covering?

What will be an ideal response?


*To provide some of the alloying elements

*To provide an arc stabilizer (optional)

*To serve as an insulator

*To provide a slag cover to protect the weld bead and slow cooling rate

*To provide a protective gaseous shield during welding

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Terra-cotta is not an acceptable material for flue linings.

Answer the following statement true (T) or false (F)

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The walls of wood cells consist primarily of

A) lignin. B) cellulose. C) glucose. D) calcium. E) copper.

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A design becomes a _____ only after input from all design team members, as well as individuals involved in production and sales/distribution.

A. final product B. prototype C. mindmap D. brainstorm

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Which of these statements about a standard micrometer is TRUE?

A. The thimble is divided into 50 equal divisions. B. A complete turn of the thimble moves the spindle through 0.050 inches. C. 20 complete rotations of the thimble moves the spindle 0.500 inch. D. It should be stored with the spindle locked firmly against the anvil.

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