You may not pay attention to the maintenance of doors and windows, and proper maintenance and maintenance can extend their service life. Always check the joints of the aluminum alloy frame, tighten the bolts in time, and replace the damaged parts. Loosen the vulnerable parts of aluminum alloy doors and windows such as shaft pins, wind braces, and floor springs. Always check them regularly and keep them clean and flexible. Always check the joints of the frame and tighten the loose screws. Use aluminum alloy doors and windows, the push-pull action should be light, and find that there are difficulties, do not hard pull hard push, should first troubleshoot. Ash accumulation and deformation are the main reasons for the difficulty in pushing and pulling aluminum alloy. It is necessary to keep the door frame clean, especially the cleaning of the sliding groove. A vacuum cleaner can be used to remove the ash from the inside of the tank and the door. When cleaning, do not step on the aluminum frame, and do not push the frame to support. Plastic steel profiles can be wiped with a soft cloth dampened with water or a neutral detergent. Do not use ordinary soap and washing powder, and do not use strong acid and alkali detergents such as decontamination powder and toilet cleaner. It is strictly prohibited to use substances such as acid, alkali and salt. contact. After the rainy day, the wet glass and the door and window frame should be wiped out in time, paying special attention to drying the chute. The chute is used for a long time, the friction is increased, and a little oil or a layer of fire wax oil can be added. Sealing tops and glass seals are the key structures to ensure the sealing and insulation of doors and windows. If they fall off, they should be repaired and replaced in time. API /A53/A106 Seamless Steel Pipe API /A53/A106 Seamless Steel Pipe,A106 Seamless Steel Pipe,A53 Seamless Steel Pipe,Api Seamless Steel Pipe Hydrogrand Steel Pipe Co.,ltd , https://www.hydrograndtube.com