When selecting materials for boiler fabrication, which of the following should be considered?

In the context of boiler fabrication, the selection of materials is critical to ensure that the boiler performs efficiently and safely under the demanding conditions it will face. Corrosion resistance, strength, and thermal conductivity are essential properties that directly affect the boiler's durability, efficiency, and safety.

Corrosion resistance is crucial because boilers operate at high temperatures and often in environments where moisture and chemical exposure can lead to corrosion. Selecting materials that resist rust and degradation will extend the life of the boiler and reduce maintenance needs.

Strength is vital as the materials must withstand significant pressures and mechanical stresses during operation. Choosing materials with high tensile and yield strength guarantees that the structure can endure these forces without failing.

Thermal conductivity properties are equally important, as they influence how efficiently heat is transferred through the boiler. Materials with good thermal conductivity facilitate effective heat exchange, which is fundamental in maximizing boiler efficiency and performance.

While other factors like availability, cost, color, finish, and aesthetic appeal may play a role in material selection, they do not carry the same level of significance in the context of functionality and safety as the properties related to corrosion resistance, strength, and thermal conductivity.