Sliding brace, stainless steel sliding brace hinge, mostly made of stainless steel material, is a connecting rod type movable link device used to connect window sashes and frames, enabling windows to open and close. Sliding braces generally include sliding rails, sliding blocks, supporting arms, long cantilevers, short cantilevers, and inclined cantilevers. The sliding blocks are installed on the sliding rails, the long cantilevers are hinged between the sliding rails and supporting arms, the short cantilevers are hinged between the sliding blocks and supporting arms, and the inclined cantilevers are hinged between the sliding blocks and the long cantilevers.