National Hardware N131-060 Strap Hinge, 0.19 in Thick Leaf, 6 in L x 1-1/4 in W, Steel, Zinc, 100 lb

When subjected to 312 hr of salt fog spray testing (BHMA A138.18), zinc hardware showed severe corrosion while hardware with WeatherGuard™ protection withstood these harsh conditions with very little deterioration.