Crane Rails

Crane-Rails Standard flat-bottom rails are usually used for light to medium duty applications, but because of their height-to-width ratio they may be prone to overturning when subjected to large lateral loads. Their relatively thin webs are also subject to a combination of high vertical stress and bending stress from the lateral loads causing what could …

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Crane Classifications

Crane Classifications Two cranes with the same rated capacity and span may differ in their average load intensity and/or expected loading cycles. There are different standards which classifies cranes based on the service class. The Crane Manufacturer Association of America (CMAA) classifies bridge cranes according to average load intensities and number of cycles. On the …

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Crane Girders – Introduction

Introduction to Crane-Beams and Girders Crane-Beams of Girders, are a stand-alone structural component, in that unlike conventional beams and Plate-Girders they have to withstand high lateral forces generated by the movement of the crane gantry along the track, and the cross-movement of the trolley across the crane gantry. Additionally, they have to resist the longitudinal …

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