The Nicholson NTD600 Thermodynamic Steam Trap is suitable for pressures through 600 psi and available in 3/8" through 1" in size. The body of this steam trap is composed of stainless steel. It's compact design makes the stainless steel disc the only moving part. The NTD600 has a low inital cost making it less expensive than repairable technologies. This steam trap offers reliable and effient operation, an all stainless steel body that resists both internal and external corrosion and an audible discarge cycle making checking operation of the trap simple and easy to monitor.