Journal of the Association of Engineering Societies (1881)
Association of Engineering Societies (U.S.) · New York, [etc.] Board of Managers · leaf 59
more than 0.1 of 1 per cent, of phosphorus. In a Bessemer rail they allow, I think, 0.55 per cent, of carbon and not over 0.1 per cent, of phosphorus. In open-hearth mate- rial, where there is less phosphorus, more carbon is allowed. Boston Elevated Railway Co. floAD Oep't. ElEVATFD D/v/siom.… … Section of Commercial rail, Sect/on ofrJanganese steel rail. Laid flarch 13 th. and removed Laid April 26 th, 1902 . April2Sm, 1902. ASove section taken April 26th, 1903 ttaitin serv/'ee 2192 days, or 6 years. 9233 -*tjj«— JD45 Graphic il/t/sfration showing comparative near of ordinary and…
Engineering
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
