What factors can contribute to boiler corrosion?

Boiler corrosion can be significantly influenced by specific water chemistry factors. Low water pH leads to an acidic environment, which accelerates corrosion processes, particularly in metals. A high concentration of oxygen in the water can result in oxidation reactions, further deteriorating the metal surfaces within the boiler. Additionally, dissolved salts contribute to electrolytic corrosion, which also compromises the structural integrity of the boiler. These elements combined create a highly corrosive environment that can severely damage boiler components over time.

The other factors listed do not fundamentally contribute to corrosion in the same way. For example, high water pressure usually does not cause corrosion directly, and cold water temperature might not necessarily lead to corrosion unless combined with other corrosive elements. Low humidity and excessive heat can lead to issues like scaling or thermal fatigue rather than corrosion. Lastly, proper ventilation and high temperatures can promote efficient operation of the boiler but do not directly address the corrosive properties of water and its chemistry, which are the primary culprits in boiler corrosion.