Grades : As per IS 4171-1966, BS 2874- C106 (Phosphorous dioxidised non arsenical), C109 (Tellurium Copper), NS101 (Nickel Silver Alloy), High Resistance Wear res. (Cadmium Copper) Size : 12mm to 140mm Applications High conductivity free machining Copper Rods(Leaded copper) Threaded machine components, parts require high conductivity, extensive machining and corrosion resistance, electrical connectors, motor switch components etc., Tellurium Copper - Grade: BS 2874C109 Threaded machine components, parts require high conductivity, extensive machining corrosion resistance, electrical connectors, motor, switch components, require high softening temperature. Copper-Nickel-Alloy Rod - Grade: ASTM B: 411-64 components require very high strength and wear resistance qualities Copper Rods & Tubes for general engg Purpose - Grade: IS 4171-1966 BS 2874-C106 Condensers, evaporators and other heat exchanger tubes, Brewery tubes, gas lines, oil burner tubes, steam, water, vapour lines etc., High Conductivity Electrolytic Copper Rods and Tubes Electrical conductors, switches, terminals, gaskets, radiators, cotter pins, nails, rivets, tubes etc., require high electrical thermal conductivity