boiler walls

boiler walls

[′bȯil·ər ‚wȯlz]
(mechanical engineering)
The refractory walls of the boiler furnace, usually cooled by circulating water and capable of withstanding high temperatures and pressures.
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References in periodicals archive ?
In the combustion process wastes adhere slugs (contamination) to the boiler walls and super heaters (heat exchangers).
Using natural gas and coal together can significantly reduce slagging, the buildup of deposits on boiler walls, and thus improve efficiency.
During scheduled inspections of the waste heat boilers, we discovered metal loss in a small section of both boiler walls.