The present invention relates to a hanger of a prefabricated steel construction, and with a vertical flange in close contact with the side surface of the horizontal flange, a base member that is adhered / assembled to the upper flange of the base member and the government; Said high side and then in the welded to the vertical flanges of the government to the hanger the hanger with a part extending to the lower flange of the base member, in which the internal surface of portion 20 perpendicular to the flange (20b) of the reject the line 22 ( characterized in that it is arranged on the same plane and 22d), and it is configured in this manner, there is an effect that the phenomenon that the hanger portion inclined eliminated to improve the durability of the construction preventing assembly failure.
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