STEEL COLUMN ENHANCED FIRE RESISTANCE PERFORMANCE

摘要

The present invention relates to a steel pipe column having a refractory coating structure, and more particularly, to a steel pipe column having a refractory coating structure for integrating a refractory coating structure with a double metal lath and a mortar layer on the outside of a column body formed of a steel pipe will be. A preferred embodiment of the present invention comprises a column main body formed of a steel pipe having a predetermined length; A metal lath formed on the entire length of the column main body or on the outer surface from the lower end to a certain height; A primary mortar laid out to a certain thickness outside the metal lath; A corner bead formed at a predetermined distance from the corner of the column main body to the outside of the primary mortar; A metal lath secured to the outer surface of the primary mortar with a lath fastener; And a second mortar disposed on the outer surface of the metal lath to a predetermined thickness.