. Electric railway journal . els and dashers, and aluminum was specifiedeven for the grab handles and window guard bars. Thealuminum trimmings are not as bright as the old nickeltrimmings, but they are more satisfactory in the long runbecause there is no plating to wear off and expose a dullmetal. The aluminum used is an alloy which contains asmall amount of copper. It is sold by the AluminiumGesellschaft. Berlin, under the trade name of Dura-Aluminium. It is hard-drawn and forged and possessesgreat tensile strength. The panels on the latest cars are2 mm ( in.) and the dashers mm (
. Electric railway journal . els and dashers, and aluminum was specifiedeven for the grab handles and window guard bars. Thealuminum trimmings are not as bright as the old nickeltrimmings, but they are more satisfactory in the long runbecause there is no plating to wear off and expose a dullmetal. The aluminum used is an alloy which contains asmall amount of copper. It is sold by the AluminiumGesellschaft. Berlin, under the trade name of Dura-Aluminium. It is hard-drawn and forged and possessesgreat tensile strength. The panels on the latest cars are2 mm ( in.) and the dashers mm ( in.) thickas compared with mm ( in.) and mm () thickness on the first cars. These changes have added17 kg (37 lb.) to the weight. The roof members are 4 mm( in.) or 6 mm ( in.) thick, according to servicerequirements. An extract from the specifications under which thesecars were built states that the panels must be sand-blasted Fl » AAI l» \ AJ F3 AA3 AA3 A3 -<qD---o-v@^-o-fi *r m ^IflE. |T *AJ^* AiT
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyorkmcgrawhillp
