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Forging and Wire Drawing - II Starter Quiz

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Question 1

Which of the following type of stresse is induced in the wire drawing operation?

Question 2

Which of the following forming operation is always a cold forming?

Question 3

Barelling defect in open forging can be removed by ____.

Question 4

A rectangular bar of length, width and height as 2L, b and h respectively is open forged. It sticking is to occurs, the stickling length is given by _______________.

(μ = coefficient of friction).

Question 5

A floating mandrel is used in ____.

Question 6

In a wire drawing operation, diameter of steel wire is reduced from 10 mm to 8 mm. The ideal force required for drawing (ignore friction) is 8.97 kN. The mean flow stress in MPa is ________.

Question 7

A material is being wire drawn , the power law behavior for which is expressed as σ=50ε0.3. The maximum strain in the material per pass in an annealed condition, correct to two decimal places is ___________.(Assume no friction and back pull.)
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