Fe-CuNi thermocouple (type J) is also named Fe- Constantan thermocouple. The positive leg Fe(JP) is made by pure Iron, and the main chemical composition of negative leg Constantan (JN) is Cu: Ni≈ 55%: 45%.
Aluminum Round Tubes are available in alloys 6061, 6063 Aluminum 6061 is the most widely used alloy, offering better corrosion resistance and weldability than other Aluminum Round Tube, but less strength. Alloy 6063 offers high corrosion resistance and is