Door hardware has a very important place in modern, functionally complex building projects. First and foremost are the door hinges of the door system.Now let's talk about what you should pay attention to in the process of installing the hinges. 1. A brief understanding of the structure of the hinge

Door hardware has a very important position in the modern complex function architectural building project. Firstly,door hinge for door system. What should we pay attention to when installing hinges?1. Understand the structure of the hingeStainless steel hinge is the most popular type of hinge on the

American National Standard Institute (ANSI) ANSI 156.1 ItemANSI 156.1 Cycle-testGrade 1: 2,500,000Grade 2: 1,500,000Grade 3: 350,000Fire TestPass UL 10 C 3 hours fire testAnti-corrosionSalt Spray Test 200 hours This Standard establishes requirements for butts and hinges. Cycle tests, lateral and v