| 摘要 |
PROBLEM TO BE SOLVED: To provide a practical steel pipe pile which is manufacturable at low cost and does not cause inconvenience such as separation between a spiral blade and a pipe body when screwed into the ground. SOLUTION: This steel pipe pile 1 includes the cylindrical steel pipe body 2 to the front end of which a disk-like engagement plate 5 is fixed and a casting blade member 3 having a shape in which the spiral blade 11 projects from a bottomed joint body 10 outward. The front end of the pipe body 2 is fitted into the joint body 10 of the blade member 3, and the engagement plate 5 is fixed to the joint body 10 while the engagement plate is screwed with the bottom surface of the joint body 10 with bolts 9, 9 and nuts 19, 19. COPYRIGHT: (C)2011,JPO&INPIT |
