Janya Extrusions Pvt. Ltd. Manufactures Brass Tubes Made of Copper and Zinc Alloy. Janya Extrusions Pvt. Ltd. Is an ISO 9001:2000 certified company. The company also manufactures Brass Profile, Brass Rounds, Brass Bar, Copper Bar, Copper Bus Bars, Copper Profile, Copper Rounds, Copper Tubes, Cupro Nickel Tubes, Brass Flats, and Brass Tubes. Brass Tubes Made of Copper and Zinc Alloy has copper and zinc in alloy in the ratio of 70/30 containing small amount of Arsenic to help against dezincification. The alloy is good combination of strength and ductility and the brass tubes are used for Sugar industries, Hand pumps etc.