Stable friction damper for lintel beam

PURPOSE: A Stable Friction damper is provided to improve structural stability, and to reduce costs by reducing the amount of reinforcing bars. CONSTITUTION: A Stable Friction damper comprises SF damper bodies(400) and a friction member joint part(100). The SF damper body is composed of an I-steel or an H-steel. The friction member joint part is installed in webs of the SF damper bodies to connect the SF damper bodies. And the friction member joint part comprises plates, friction pads, fixing bolts, and nuts.