How to choose the European standard fire resisting door lock?

  Fire resisting door locks can be used in interior doors, access doors, steel doors, etc., but to say that the best fire resisting door lock material for fire protection and anti-corrosion performance is stainless steel 304, then when choosing European standard fire resisting locks, we must Pay attention to the product material and test report. The European standard fire resisting lock of Lelang Hardware not only meets the above conditions, and the lock cylinder is a full copper lock cylinder, and the surface treatment of the product is stainless steel wire drawing, which is fashionable and beautiful.