... strength is ten times as rigid PVC, much higher than the absolute strength of aluminum to achieve the ... steel; 3. Corrosion-resistant it stainless, no mold, no rot, no paint, the ability of many gas, corrosive ... ;2.B125(125F/KN):suitable for pavements,no-motor vechicle lanes,and car parking lots and underground ... lanes,and areas with only passage of light motor vechicles or cars,or the areas within ...