1. What kind of door and window equipment is better?
1. Door and window equipment, Sichuan Xingfa Door and Window Co., Ltd. is one of the large domestic door and window manufacturers, with the right to import and export. Located in science and technology of west china City and Mianyang, the second largest city in Sichuan Province, it is only 98 kilometers away from Chengdu, the provincial capital, and covers an area of 654.38+10,000 square meters. With modern standard factory buildings, complete sets of numerical control technology, intelligent production equipment and computer network management system, we produce and sell burglar-proof and fireproof doors, burglar-proof and fireproof doors,
2. Doors and windows, smart doors and so on have passed the IS0900 1 international quality certification and the China Ministry of Public Security safety technology operating procedures certification. We have more than 20 patents and more than 30 varieties, which sell well in more than 20 provinces, municipalities and autonomous regions, and are exported to more than 20 countries and regions such as Russia, Southeast Asia and the Middle East. It has successively won the title of "Science and Technology Star Enterprise in Sichuan Province" in 20001year, the title of "Key Enterprise for Township Enterprises to Create Famous Brands" in China Ministry of Agriculture in 20001year, the title of "AAA Credit Enterprise" in Agricultural Bank of China in 2002-2003, the title of "Enterprise for Keeping Contracts and Keeping Credits" in Sichuan Province in 2000, and "making things happen". Many years.
2. The purchase skills of doors and windows:
1, our consumers should choose the appropriate security door according to the actual requirements such as size, opening direction and color pattern.
2. The anti-sabotage function is the most important function of the security door. At the time of purchase, the seller may be required to show the inspection certificate of relevant departments, and the product quality shall meet the technical requirements of the national standard GB 17565- 1998 "General Technical Conditions for Security Doors".
3. The thickness of our qualified security door frame steel plate should be above 2mm, and the thickness of the door body is generally above 20mm. The weight of the door should be checked, generally above 40kg. The internal structure of the door can be checked by removing the cat's eye, doorbell box or lock handle. The thickness of the steel plate of the door body should be above 1.0mm, and there are several reinforcing ribs inside, so that the front and rear panels of the door body are organically connected together and the overall strength of the door body is enhanced. It is best to use asbestos and other materials with fire prevention, heat preservation and sound insulation functions as the door filler. Knocking on the door by hand will make a "pop" sound, and consumers should be flexible in opening and closing the door by hand.
4. We are checking the process quality: we should pay great attention to checking whether there are welding defects, such as open welding, no welding and missing welding. See whether the door leaf and door frame are closely matched, whether the gap is uniform, whether the opening is flexible and whether the joints are tight. The surface of the door panel should be treated with anti-corrosion, and generally it should be painted and sprayed with plastic. The surface of the paint layer should be free of bubbles and uniform in color. Most doors are also embedded with rubber sealing strips on the door frames, so there will be no harsh metal collision when closing the door.
The above is some information provided by this small series about which doors and windows are good, and some skills for choosing doors and windows. If we want to buy our favorite brand, we must choose from its purchase. Want to know more about home improvement consultation, please continue to pay attention to us.