Steel fire door is a kind of fire door, which is a door frame made of steel material. It is also equipped with other fireproof accessories, which can be installed and used after assembly.
①Before installing the steel fire door, please check whether the door is damaged or not, and then install it after ensuring safety. Also pay attention to take protective measures on both sides of the door to avoid being damaged or scratched, affecting the quality of the fire door.
② The surface of the product should be smooth and clean without obvious dents or rigid damage. The welding should be firm, and the solder joints should be evenly distributed, and there should be no signs of false soldering, burn-through, and missing soldering.
③ The hollow sound of steel fire-resistant doors cannot be heard when knocked, and high-quality steel fire-resistant doors must be welded firmly. The solder joints are well-proportioned, and the appearance is sprayed smoothly. There should be a product mark at the designated position, and the thickness of the door leaf should be greater than or equal to the thickness of the door leaf in the sample shape. The width of the side wall of the door frame should be greater than or equal to the width of the side wall of the door frame in the sample appearance, the outer dimension of the fireproof glass should be less than or equal to the outer dimension of the fireproof glass in the sample appearance, and the thickness of the fireproof glass should be greater than or equal to the thickness of the fireproof glass in the sample appearance.
④ To ensure the performance of the steel fire door, it is necessary to have correct protective measures, and it should be padded before being transported. Carry again, pay attention to the leveling and discharge neatly when placing, check the door leaf after installation to see if the protective film is damaged, and if there are stains on the door surface, if any problems are found, solve them as soon as possible. The assembled facade must be placed Well, lock the door leaf to avoid being knocked, and put a protective film on the outer bread of the door at the last time. Do not damage the protective film during transportation.