. The Street railway journal . (in. holes. This strong dry sand plate resists completely the ten-dency to wash and the iron is delivered into the moulds clean. The the maximum wear with strength enough for the service to which itis subjected. In a street railway wheel hardness is the keynote tothe wearing qualities, while strength, of course, is of primary impor-tance up to the point of safety in carrying the load. When this hasbeen reached it becomes of no importance whatever, hence the abso-lute strength per square inch of iron is not an essential feature. Thestandard section is shown in Fig
. The Street railway journal . (in. holes. This strong dry sand plate resists completely the ten-dency to wash and the iron is delivered into the moulds clean. The the maximum wear with strength enough for the service to which itis subjected. In a street railway wheel hardness is the keynote tothe wearing qualities, while strength, of course, is of primary impor-tance up to the point of safety in carrying the load. When this hasbeen reached it becomes of no importance whatever, hence the abso-lute strength per square inch of iron is not an essential feature. Thestandard section is shown in Fig. 3. In thirty-three inch wheels thecompany considers that the weight for a motor car should be from380 to 400 lbs. according to the width of the tread. This enables.
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectstreetr, bookyear1884
