Profile: Instinox offers stainless steel aggregates. Valves are manufactured in various grades of Stainless Steel & Nickel Alloys. Our valves as used in a number of industries and in large projects to regulate some of the most harshest and relentless gases and liquids and also to relieve a pipe or tube system of a certain pressure.Therefore our valves are manufactured to endure the highest of pressures and to have excellent resistance against most harmful gases and liquids. Valves may not always be recognized, but they are very important and a vital part of a piping system that is always making our lives easier.