Chaohu fire doors

 Chaohu fire doors --- Shenzhen Industrial Co., Ltd. proficient fire doors complete documents, priced at direct sales, installation of train Shenzhen fire doors, steel fire doors Shenzhen, Shenzhen glass fire doors, fire doors Class Shenzhen, the Shenzhen B fire doors , Mobile: 13728894133 Mobile: 13556866654 Contact: Miss first wide web site: http: //www.sztx88.com Website: http: //a13556866654.b2b168.com Free Phone: 4008884513 E-mail: 2540559416@qq.com Address: Bao'an District of Shenzhen City Industrial Park lake Huangmabu fire door "fire doors is to protect life and property safety of the final protective doors, fire doors if the purchase of counterfeit, once the accident, fire doors without fire, the consequences would be disastrous." Recently, and County Fire battalion Li Kejun on how to identify a fire door "authenticity," he says. According to reports, the fire door as an important fire separation facilities, widely used in industrial, civil them. In addition to the role of ordinary doors, fire doors more to prevent the fire spreading and smoke diffusion role in ensuring the safe evacuation escape, known as the "guardian of the life of the last gate." However, due to the appearance of fire doors and door materials and general distinction is not obvious, the masses in the purchase of hard to read, easy to be deceived by unscrupulous traders. How to distinguish between true and false fire doors it? In this regard, Li Kejun captain describes the "seven coup": First, look at the nameplate. The company name on the nameplate of fire doors should be consistent with the type approval certificate and inspection reports, product name should clearly indicate that the fire doors, as well as to see if the fire doors did not post big "S" identity; the second is a touch touch surface. Fire doors surface should be smooth, clean, no dents or mechanical damage, welding steel fire doors should be solid, uniform distribution of solder joints, should not have false welding, burn, weld and other phenomena, wooden fire door cut corners, fight joints should be tight formation, does not allow the plane through the surface veneer plywood; Third probe to explore the sandwich. Remove the "cat's eye", tentatively reached into his internal filling hole, the type and the corresponding parameters to check the filling material is consistent with the type of content inspection report; Fourth Look up the door frame. Fire door frames should be set fire seals, and seals must be straight, not arched; five Dian Dian weight. Regular fire doors than the average weight steel doors; Sixth listen to the sound. General Fire doors are beat up and hear the hollow sound; the Seven is look for accessories. Fire doors should be configured to fire lock, fire hinge, fire sequencer, fire plugs and other accessories. Chaohu fire door fire product is public security products, which is directly related to the event of fire protection facilities can function effectively, and effectively protect the personal safety and property security. Li Kejun Last added:. ". The best way to know is false Bianjia landing in China Fire Information Network, inquiry purchase of fire protection products, whether online filing is no record of who are unqualified fire products" lake of fire Gate