Abstract: The application of sand-grain powder coatings on fire doors often encounters performance issues during bending processes, such as cracking and peeling of the coating. This study focuses on the optimization of polyester resin curing conditions, total resin content, coating thickness, additive ratios, and powder particle size to develop a sand-grain powder coating that resists […]
Author Archives: yunngd2024
As urbanization accelerates, the demand for safety in residential areas, commercial offices, and public spaces has significantly increased, making steel fireproof doors an essential component for ensuring safety. To enhance the security features of steel fireproof doors, the integration of security access control systems has emerged as a vital solution. This article explores the progress […]
Introduction Chapter 5 and Clause 7.2 are mandatory clauses, while the rest are recommended clauses.This standard replaces GB 12955-1991 “General Technical Conditions for Steel Fire Doors” and GB 14101-1993 “General Technical Conditions for Wooden Fire Doors.”Compared with GB 12955-1991 and GB 14101-1993, the main changes in this standard are as follows: Fire Doors 1 ScopeThis […]
Incorporating and Optimizing Fire Door Regulations and Technical Specifications According to the “High Regulations” GB50045-95, it is mandated that: Technical Specifications for Steel Fire Doors:
An In-depth Analysis of Regulatory Compliance for Steel Fireproof Doors in High-Risk Areas with a Focus on China Abstract The study meticulously explores the regulatory frameworks governing the installation and maintenance of steel fireproof doors in high-risk areas, emphasizing the pivotal role of compliance in ensuring safety and integrity in emergency scenarios. This research not […]
Optimizing Fire Safety: The Essential Role of Fire-Resistant Expansion Seals in Chinese Fire Doors Fire doors represent a crucial aspect of passive fire protection systems within buildings, serving to effectively isolate the source of a fire, prevent the spread of flames, and thereby safeguard both lives and property. Among the key components of fire doors […]
Enhancing Safety with Advanced Fire Doors: A Closer Look at China’s Expertise Fire doors stand as a critical safety feature within any building, offering a robust line of defense against the spread of smoke and flames during a fire. These vital components significantly extend the available time for evacuation, thereby enhancing overall safety. Fire doors […]
Due to its excellent corrosion resistance, appealing appearance, suitability for subsequent processing, cost reduction, and minimal environmental impact, hot-dip galvanized steel sheet is highly favored by a wide range of users. Overview of Hot-Dip Galvanized Steel Sheet Production in China During the 1950s to 1970s, China successively constructed about 15 sets of individual solvent-based hot-dip […]
Fire Doors – Technical Standard RequirementsSpecifications for Fire Doors in This ProjectThe steel fire doors used in this project must comply with the following standard requirements: I. Material and Fire Protection RequirementsFire Resistance Rating II. Door Leaf Opening Direction III. Technical Requirements IV. Appearance QualityWelding requirements dictate that welding should be firm, with evenly distributed […]