- product name:
Steel wood fire door
- Fire resistance grade: Grade A, B, C
- Material: Galvanized steel
- Filler: refractory (such as perlite)
Second, purchase notice
Due to the different materials and specifications of various doors, the specific data confirmed with our customer service shall prevail! In addition, due to many product styles and colors, please contact customer service for more product styles!
Fire doors are particularly important as the first level of home fire protection , but when you buy a poor quality fire door, the fire door no longer fires. What should you do? Some unscrupulous manufacturers use honeycomb paper as a substitute for fire-resistant filling materials, which is cheap and does not play a fire-proof role at all. This is a joke in our lives. When we buy, the hardware accessories must also be fire-resistant hardware accessories.
There are five major ways to buy quality fire doors:
The first measure is to check the appearance . The high-quality steel \ fire door is firmly welded, and the welding points are evenly distributed. The outer surface is sprayed flat and smooth. The product mark, quality inspection qualified mark and quality certification (approval) qualified mark should be displayed at the specified position. The appearance of a qualified wooden fire door should be complete, without damage, with a clean surface, without planing marks, burrs, and hammer marks; cut corners and seams should be tight and smooth.
The second measure is the number . The overall dimensions of the qualified product should be less than or equal to the dimensions in the sample description. The thickness of the door leaf should be greater than or equal to the thickness of the door leaf in the sample description. The overall dimensions of the fire-resistant glass shall be less than or equal to the outer dimensions of the fire-resistant glass as described in the sample description, and the thickness of the fire-resistant glass shall be greater than or equal to the thickness of the fire-resistant glass as described in the sample description.
The third measure is to look at the seals . Fireproof seals should be provided for qualified steel and wooden fire doors. The seals should be straight, without arches, and have a qualified test report issued by a national testing agency.
The fourth measure is to estimate the weight . Fire doors with qualified quality are generally heavier, while those with very light fire doors must be of inferior quality.
The fifth measure is to check the certificate . The fire door is a product that is included in the type approval system. Before the product is sold, it needs to undergo a type inspection. The general type inspection report details the specifications, dimensions, composition, materials, and photos of the product. The type inspection report should be obtained from the manufacturer when the actual purchase.
Authoritative test certificate / report
Four or four major production bases (Cangzhou branch, Wangdu branch, Baoding branch, Handan branch)
V. Engineering Cases
|Beijing Olympic Sports Center||Wanda square||Evergrande Real Estate|
|Ordos Airport||China University of Geosciences||Alibaba Group|
What is a steel-wood fire door?
Steel-wood fire door is wood board iron fire door. This kind of door adopts double-layer wood board with galvanized iron sheet or double-layer wood board with single-sided gypsum board outside iron sheet. It can also use double-layer wood board and double-layer asbestos iron sheet. The new standard for fire doors stipulates that steel-wood fire doors are made of steel and flame-resistant wood materials or flame-resistant wood products to make door frames, door leaf skeletons, door leaf panels, and door inner filling materials non-toxic and harmless to humans. A door with certain fire resistance, which is composed of fireproof hardware accessories. The fire resistance limit of this fire door is above 1.2H.
Steel-wood fire doors are a type of fire doors, so there are three types of fire doors: Class A, B, and C, and the fire resistance time of steel wood fire doors of different levels is completely different.
Class A fire door, fire resistance limit of 1.5 hours.
Class B fire door, fire resistance limit is 1.0 hour.
Class C fire door, fire resistance limit of 0.5 hours.
Features of steel wood fire door:
1. The steel fire door is moderate in price, but it is self-important. It is laborious to open and monotonous in style. It is not aesthetically pleasing. Therefore, it is mostly used in industrial buildings and general-grade civil buildings. (Such as computer room, garage, etc.).
2. Steel-wood fire doors are filled with non-toxic and harmless fire-resistant heat insulation materials in the door leaf, and are equipped with fire-resistant hardware accessories. They have the characteristics of lighter weight than steel fire doors and cheaper prices than wooden fire doors. Generally, the maximum opening size applicable to each fire door is about 3.3m high, 1.1m wide-single, and 3.0m double.
[For the latest price list of steel and wood fire doors 2015, please contact our customer service staff to obtain it. You can click the QQ customer service on the right, or you can directly call the hotline 0312-5971018]