Twentieth century hand-book for steam engineers and electricians, with questions and answers .. . 0000( t FIGURE 108. forked end of the stay. Another method of securing through stays to the heads is shown by Fig. no and is applied where too many stay rods would be required to connect all the points to be stayed. A tee iron is first riveted to the flat plate to be stayed, and two V-shaped forgings are bolted to it as shown. The through stay is then bolted to the forgings, and thus two points in the flat head are supported by one stay. It will readily be seen that this method will reduce the num
Twentieth century hand-book for steam engineers and electricians, with questions and answers .. . 0000( t FIGURE 108. forked end of the stay. Another method of securing through stays to the heads is shown by Fig. no and is applied where too many stay rods would be required to connect all the points to be stayed. A tee iron is first riveted to the flat plate to be stayed, and two V-shaped forgings are bolted to it as shown. The through stay is then bolted to the forgings, and thus two points in the flat head are supported by one stay. It will readily be seen that this method will reduce the number of through stay rods required. Calculating the Strength of Stayed Surfaces. In cal-culations for ascertaining the strength of stayed sur-. figuke 109. 318 ENGINEERING faces, or for finding the number of stays required forany given flat surface in a boiler, the working pressurebeing known, it must be remembered that each stayis subjected to the pressure on an area bounded bylines drawn midway between it and its the area in square inches, of the surface to
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