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  1. Adrian Gzz93

    Heat exchanger . How to dry after hydrostatic test?

    How can I dry a stainless steel heat exchanger after hydrostatic testing? Note:The customer does not allow me to use hot air. I am currently purging with nitrogen for 3 hours, I check the dew point is below 0° and that it is pressurized to 1.5kg/cm. But when the exchanger arrives with the...

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