哈德沃角码

      The use, material, specifications, and oxide film layer of corner codes for collision angles, screw angle codes, and aluminum doors and windows must comply with national standards. Lock: It should be a double-sided safety lock; Handle: Aluminum alloy or copper is preferred. Corner code: Aluminum corner code is made of aluminum alloy material and can be glued to strengthen the overall connection structure. The quantity of collision corner code is supplied. Sealing material: Use sealing rubber strips in conjunction with waterproof sealant.