Posted by Tom Stanton on October 11, 2001 at 13:31:30:
In Reply to: co2 in BFW posted by vinay alvares on October 10, 2001 at 09:46:19:
Another way carbon dioxide gets into the condensate system is by thermal decomposition of the carbonates and bicarbonates inside the boiler. Carbon dioxide is formed and leaves the boiler with the steam and causes corrosion in the condensate return system, often called carbonic acid corrosion.