| 摘要 |
PURPOSE: A concrete beam and a manufacturing method thereof is provided to produce a low-costing, efficient, excellent and stable structure using a simple process. CONSTITUTION: A concrete beam comprises a compression member(100) for sharing the reclaimed compressive stress and is comprised on the top of the main body(10). The compression member comprises of a penetration portion which is formed so that the inside is charged with the poured concrete and a confinement portion is formed in order to restrict the concrete charged through the penetration part of the inside. |
