. Locomotive engineering : a practical journal of railway motive power and rolling stock . M INTOSH S BELGIAN EXPRESS OLD BELGI.^N EXPRESS LOCOMOTIVE. In annealing, a variety of substances areused—lime, sawdust, sand, charcoal andbone. Charcoal stands at the head accord-ing to many; others prefer bone or lime,while some, where possible, let the steelcool down in the fire. Having the iron box as for case-hard-ening, fill it with fine charcoal, packedaround the piece or pieces (and they neednot be kept separate as in case-harden-ing), put them in the furnace and let themheat up grad
. Locomotive engineering : a practical journal of railway motive power and rolling stock . M INTOSH S BELGIAN EXPRESS OLD BELGI.^N EXPRESS LOCOMOTIVE. In annealing, a variety of substances areused—lime, sawdust, sand, charcoal andbone. Charcoal stands at the head accord-ing to many; others prefer bone or lime,while some, where possible, let the steelcool down in the fire. Having the iron box as for case-hard-ening, fill it with fine charcoal, packedaround the piece or pieces (and they neednot be kept separate as in case-harden-ing), put them in the furnace and let themheat up gradually to about a cherry, aswith the case-hardening, say degreesFahr. It should then commence to cool where it cannot be avoided, the exposuresnould be as brief as possible, and theannealing medium should be the best ob-tainable. In other words, make the bestof the conditions which exist, as we can-not hope for ideal surroundings in everyshop. The Chesapeake & Ohio Railroad boaststhe longest car float in service. It is usedbetween Norfolk and Newport News, Va.,and is 275 feet long. It was built by Har-lan & Ho
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectrailroa, bookyear1892
