... 4)Color:RAL3000 Features:1)Ductile iron Grooved Fiitings 90°Elbow,2)Good quality and best price,3)Finish:Paint ,Epoxy ... , ASTM,DIN,BS Usage:1)Automatic sprinkler system for fire protection on commercial ,civil and municipal constructions like water supplying ,gas ... ,airport, seaport,bridge,etc Pipe Fittings FM & UL Ductile Iron Elbow LEDE Original Manufacturer