Notes for forge shop practice; a course for high schools by Littlefield James Drake

Author:Littlefield, James Drake
Language: eng
Format: epub, pdf
Tags: Forging
Publisher: Springfield, Mass., The Taylor-Holden Company
Published: 1910-03-25T05:00:00+00:00

Figure 35.

Ninth —Bend and flatten at the throat as shown in drawing. Tenth —Weld to the chain and blacken.

Exercise XIV— Plate X.

Twisting and Bending. " Timber Hanger."

First —Lay off measurements given in drawing, working

from the center of the stock; mark on the edge, holding in

the vise while marking.

Second —Heat at the last two marks and make a quarter twist; place one end on the right hand side of the vise and twist from you; place the other end on the left hand side of the vise and twist from you, thus making one twist right hand and one left hand.

Third —Set over twists until two sides are straight as shown in drawing. If a sledge is held on the edge when setting over, it will prove advantageous.

Fourth —Bend toward the straight sides at two center marks. To bend, cool all but about \" each side of the

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