closed loop cooling water

[paxondoug]

In a high pressure/high temp (400 deg F/150psig)closed loop cooling system, are there iron bacteria that survive and eat iron? I know this is a problem in wells, but not sure at higher temps

 

[vintage70]

Small autoclaves in Dental Offices sterilize dental instruments at 273 degrees F for 20 minutes

I think you got 'em