D&D Hardware's ANSI/BHMA certified door hinges are tested and certified to two key standards: ANSI/BHMA A156.1 (Butts and Hinges) for mechanical performance and cycle durability, and ANSI/BHMA A156.18 (Materials and Finishes) for surface finish quality and corrosion resistance. The range covers 11 certified sizes across both Grade 1 (2,500,000 cycles) and Grade 2 (1,500,000 cycles) classifications, providing the right solution for every commercial door application from standard interior doors to heavy-duty entrance systems.

UL Door Hinge for Commercial Fire DoorFactory-direct UL listed fire rated door hinges certified to UL 10C — 3-hour fire protection for commercial fire doors. 21 certified sizes, two and four ball bearing options available.UL/cUL Listed UL 10C · 3-Hour Fire Rated