D&D HARDWARE specialize in providing comprehensive door hardware solutions for both wooden and metal door applications, offering an extensive range of high-quality products designed for durability, security, and seamless functionality. Our product includes door hinges, door locks, lever handles, door closers, panic bars, lock cylinders, door stoppers door bolts, door viewers, glass door hardware, and door accessories etc..
Beyond individual components, we deliver complete door opening systems tailored to meet the demands of residential, commercial, and institutional projects. Whether you need fire-rated hardware for safety compliance, sleek designs for modern aesthetics, or heavy-duty mechanisms for high-traffic areas, our products are manufactured to meet international standards (BS EN, CE, UL, ANSI, BHMA). With a focus on innovation, quality, and customization, we serve architects, contractors, and distributors worldwide, ensuring every solution enhances performance, security, and user experience. Partner with us for end-to-end door hardware expertise—from product selection to technical support.
D and D HARDWARE American standard locks can be used on metal or wooden doors. The mortice lock is tested and certified according to ANSI/BHMA A156.13-2005 Grade 1, UL fire rated to ensure the highest standards for fire doors.The gusset plate is made of 304 stainless steel. All products are equipped with stainless steel lock shells with high corrosion resistance. We have many types of American standard locks that are suitable for different scenarios, and the quality is guaranteed, so you can rest assured to buy.