Reinforced steel structure beam column for fabricated building

The invention belongs to the field of building materials, and particularly discloses a reinforced steel structure beam column for a fabricated building. The reinforced steel structure beam column forthe fabricated building comprises a cross rod, and an assembly head I and an assembly head II are respectively arranged at two ends of the cross rod; an assembling groove is fixed to the assembling head II, and a reinforcing piece I used for limiting is inserted in the position, on the outer side of the assembling groove, of the assembling head II in a penetrating mode; a penetrating plate is arranged on the reinforcing part I, a plurality of bolts movably penetrate through the penetrating plate in a threaded mode, and a cavity is formed in the penetrating plate on the outer side of the bolts;a plurality of safety fastener structures are hinged inside the concave cavity; a hooking block is fixed on the safety fastener structure; a hooking opening is formed in the inner wall of the inserting cavity; primary limitin