Common hinge: used for cabinet doors, windows, doors, etc. The materials are iron, copper and stainless steel. The disadvantage of ordinary hinge is that it does not have the function of spring hinge. After installing the hinge, various touch beads must be installed, otherwise the wind will blow the door panel. Pipe hinge: also called spring hinge. It is mainly used for the connection of furniture door panels, which generally requires the panel thickness to be 16~20mm. The materials are galvanized iron and zinc alloy. The spring hinge is equipped with adjusting screws, which can adjust the height and thickness of the plate up, down, left and right. One of its characteristics is that it can match the opening angle of the cabinet door according to the space. In addition to the general 90 degree angle, 127 degrees, 144 degrees and 165 degrees have corresponding hinges to match, so that various cabinet doors have corresponding extension. Gate hinge: it is divided into ordinary type and bearing type, and the ordinary type has been mentioned before. Bearing type can be divided into copper and stainless steel in terms of material. Judging from the current consumption situation, copper bearing hinges are widely used because of their beautiful style, brightness, moderate price and equipped with screws. Other hinges: glass hinge, table hinge, and door hinge. The glass hinge is used to install the frameless glass cabinet door, and the glass thickness is required to be no more than 5~6mm.