To comply with ever-tightening restrictions on emissions of NO X (NO, NO 2, and so on), special “low NO X ” burners have been installed in many coal-fired utility boilers. These special burners reduce ...

A boiler at the Renergia waste incineration plant in Perlen, Switzerland, was experiencing fireside corrosion. The shop-applied Alloy 625 weld overlay was showing signs of premature accelerated ...

The coal-fired boiler environment produces corrosive conditions in both the furnace region and in the boiler convection pass. Corrosion-resistant weld overlay materials are widely used to manage these ...

Back row: Two tube sections before and after joining. Front row: A typical fuel-system component assembled with the ADRW process. ADRW may also replace furnace brazing in some cases, once considered ...

A water wall boiler tube repair system for biomass boilers that precisely cuts tube panels without a HAZ (heat affect zone) and bevels for superior welding end preps has been introduced by Esco Tool ...

The NanoSteel Company is an advanced materials company which has created a unique and proprietary portfolio of nanotechnology based and environmentally friendly steel alloys that greatly increase the ...

Boiler tube removal can be an extremely difficult process, and the method used will vary depending on the application. The amount of expansion as well as the age of the tube and whether or not it was ...

The AA Superheater Co. has invented, tested, and patented an annular superheater designed specifically for package firetube boilers. The superheater is designed to increase the steam temperature ...