Lug and thin joints have been designed based on theoretical strength of materials models. Analysis of lifting beam and redesigned lifting lugs for 241az01a. Data items esdu 910082 strength of lugs under axial load and 0602 strength of lugs under transverse load and. The verification is performed considering the reference design and construction of lifting beams david t. Some lifting beams are made with a bottom lug aligned directly below the top lug so that, if the need arises, an occasional straight pick can be made without the inconvenience of having to remove the lifting beam. The spreadsheet verifies some configurations of lifting lugs and padeyes.
There is very little published information available on the subject of the designanalysis of lifting lugs. This easytoread and comprehensive guide to lifting beams and spreaders contains information extracted from the leea guidance the verification of spreader beams, lifting beams and lifting frames. Therefore, design engineers are left without adequate technical guidance on this subject. Designevaluation of overhead lifting lugs pdh online. Pad eye lug design with a side load as design engineers, it is our responsibility to make sure that our lug designs meet the latest codes before they are issued for fabrication, but due to the variables in fabrication, installation, field implementation, etc, the designs might not fit right or be used right to code.
Ricker, pe, aisc engineering journal, fourth quarter1991 and its. It covers all aspects of the selection, design, manufacture, verification, testing, repair, modification, storage, inspection and safe. Ntis can now provides the full text of reports as downloadable pdf files. Different worksheets are reported for a complete verification of common configurations. Design evaluation of overhead lifting lugs lifting lugs. A lifting beam can also be used as a strong back to provide multiple lifting points on a relatively flexible object see fig. Design calculations for tank lifting lugs free pdf file.
Asme bth1 lifting lug design free download as excel spreadsheet. Lifting lug design calculations based on asme bth1. Design and verification of lifting lugs mec engineering. Fea of double shear lug joint by varying material combinations. Although this method is somewhat more complex than other lug analysis methods, it is.
Therefore, design engineers are left without adequate. Design evalution of overhead lifting lugs page 7 1. The air force method of lug analysis is widely used in industry and is documented in the stress analysis manual of the air force flight dynamics laboratory fdl. There is very little published information available on the subject of the design analysis of lifting lugs. In this study, geometry was determined and analysed using theoretical.