industrial hinges

Why Do Standard Side and Edge Hinges Fail Under Heavy Garage Door Loads? Reference Standard: ASTM A653 / NSS ISO 9227 / ANSI/DASMA 108 Short Answer Commercial and industrial garage door hinges frequently fail due to eccentric torque-induced shear stress and cyclic strain hardening at the pivot points. By utilizing 14-Gauge high-tensile galvanized steel and … Lire la suite