PADALONG aluminum alloyrailing adopt the high strength aluminum alloy 6063# , through T5 heat treatment, and unique design, the aluminum alloy profiles are made into finished products without any soldered joints but have biggest strength. As we all know, The aluminum material is significantly lighter than steel or iron so there is no stress placed on your building structures at any point. The Variety of shapes and sizes of extruded aluminum for balcony railing systems far exceeds other materials.