Ridhiman Alloys Is Authorised Dealers Of Ball valves, Check valves, Gate Valves, Control Valves in Jaipur. Ridhiman Alloys is Jaipur’s most trusted valves Dealers in Jaipur. Ridhiman Alloys have maintained to make a name in valves Dealers in INDIA. Ridhiman Alloys is an ISO 9001:2008 certified company that has been in existence since 2007. Valves are designed to control and help the flow of gases, liquids or other materials.