TERMINAL PIPE IN TIP RECEIVING STEEL PIPE

PROBLEM TO BE SOLVED: To provide a tip receiving steel pipe capable of preventing parting when driving it in the natural ground and cutting off a part of the tip receiving steel pipe from the other parts easily after driving it into the natural ground. SOLUTION: This tip receiving steel pipe 1 is provided with a first pipe member 11 and a second pipe member 12. Cut-out parts 11A, 11B, 11C are formed in a rear end part of the first pipe member 11, and projecting parts 12A, 12B, 12C meshing with the cut-out parts 11A, 11B, 11C are provided in a tip part of the second pipe member 12. A collar member 14 is fixed on an outer peripheral face of the rear end part of the first pipe member 11 by a screw. The tip part of the second pipe member 12 is inserted through an opening face of the collar member 14 and is fixed to the collar member 14 at a position where it is meshed with the first pipe member 11 by welding. A channel-like fragile part along the peripheral direction is formed in the collar member 14. COPYRIGHT: (C)2007,JPO&INPIT