. The car wheel; giving the results of a series of investigations . 3;3-lN. STEEL WHEEL. ■J4^ -J H 34-IN. SUBWAY MOTOR-TRUCK WHEEL FOR THE INTERBOROUGH RAPIDTRANSIT CO., NEW YORK. From the tests made of Schoen solid forged and rolledsteel wheels under postal cars on the PennsylvaniaRailroad it was found that there was obtained anaverage mileage of 14,638 per yV in., including wearand turning. Under heavy tenders, the mileageaveraged 7,000 per ^ in. of wear and turning. Theaverage of these two figures, 10,800 miles per yb^ wear and turning, may be taken as the probableaverage service
. The car wheel; giving the results of a series of investigations . 3;3-lN. STEEL WHEEL. ■J4^ -J H 34-IN. SUBWAY MOTOR-TRUCK WHEEL FOR THE INTERBOROUGH RAPIDTRANSIT CO., NEW YORK. From the tests made of Schoen solid forged and rolledsteel wheels under postal cars on the PennsylvaniaRailroad it was found that there was obtained anaverage mileage of 14,638 per yV in., including wearand turning. Under heavy tenders, the mileageaveraged 7,000 per ^ in. of wear and turning. Theaverage of these two figures, 10,800 miles per yb^ wear and turning, may be taken as the probableaverage service which can be obtained from thesewheels under high capacity freight cars. Thewheels furnished to the Pennsylvania Railroad forfreight cars have a rim 2 in. thick with limit groovefor wear cut | in. in from the inner edge. This gives 139
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Keywords: ., bookaut, bookcentury1900, bookdecade1900, booksubjectrailroadcars
