DUMMY PIPE FOR A LOAD TEST OF A DRILLSHIP GANTRY CRANE CAPABLE OF REDUCING COSTS FOR A TEST

摘要

PURPOSE: A dummy pipe for a load test of a drillship gantry crane is provided to improve the accuracy of a load test by using a gantry crane.;CONSTITUTION: A dummy pipe(100) for a load test of a drillship gantry crane comprises a body part(110) and a flange(120). The body part comprises a hollow portion and is formed into cylindrical shape. The flange comprises through holes(121) formed in the both sides of the body part. The through holes are connected to the hollow portion. The weight and the shape of the body part and the flange are the same with those of a riser pipe installed in deep sea for boring work.;COPYRIGHT KIPO 2013