| 摘要 |
The present invention relates to a prefabricated C-channel and, more specifically, to a C-channel including bolt holes to allow the C-channel in a C shape for maintaining sufficient strength at low costs when composing various structures to be instantly assembled. The prefabricated C-channel comprises: a C-channel in a C shape; front surface holes as slots provided on the wide front surface, wherein the number of the front surface holes is selected; and side surface holes as slots provided on either or both side surfaces, which are narrower than the front surface, wherein the number of the side surface holes is selected. |
