Cyclopedia of applied electricity : a general reference work on direct-current generators and motors, storage batteries, electrochemistry, welding, electric wiring, meters, electric lighting, electric railways, power stations, switchboards, power transmission, alternating-current machinery, telegraphy, etc. (1916)
American Technical Society · Chicago : American Technical Society · leaf 392
lding the seams in tanks are shown in Fig. 78, those welded in two places being best for high pressure. Thesemay be compared with the usual boiler riveted joints in Fig. 79.Since the strain on the longitudinal seams is double that on thecircumferential seams, it is customary to lap-weld the side… … 58 WELDING as indicated in one detail. The method of welding the head de-pends upon the shape of it, the convex head being the most com-mon and flanged to slip inside the shell, and the welded seams areclearly indicated in the figure. Boiler makers have been slower to take up electric welding
Electrical engineering
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