| 摘要 |
<p>The present invention provides a Z-shaped steel pile that exhibits excellent workability and that does not require a special installation machine. The Z-shaped steel pile (1) comprises a web section (3), flange sections (5a, 5b) that are formed at both ends of the web section (3), and joint sections (7a, 7b) that are formed on the ends of the flange sections (5a, 5b). Protrusions (11a, 11b) are provided to each of the outer surface sides of the flange sections (5a, 5b) of the Z-shaped steel pile and/or to both sides of the outer surface sides of the web section that sandwich the center of the web section.</p> |
