Asian Industrial Valves & Instruments offers Excess Flow Shut-Off Valves. Asian Industrial Valves & Instruments is an ISO 9001: 2000 accredited company. The Company also manufactures various types of valves and instruments for process industries like chemical, petroleum, refineries, fertilizers, nuclear, atomic, paper, sugar, drugs and pharmaceuticals, steel, chemical and other allied industries. The Excess Flow Shut-Off Valves are designed to automatically shut-off the delivery of gas in a line if the flow exceeds a preset limit. The Excess Flow Shut-Off Valves are commonly used as a safety device to protect a system from excess flow in the event of equipment failure. The Excess Flow Shut-Off Valves senses fluid velocity higher than required and isolates the system. These Valves requires operating pressure ranging from 10 to 3500 psi.