NCP Boiler Operation Engineer ( BOE) Interview Question - 1
Question. List out the potential reasons for boiler tubes failure ?
Ans.
Reasons for boiler tubes failure:
- Failure due to overheating
- Failure due to internal scales
- Failure due to aging
- Failure due to uneven expansion
- Failure due to ash and flue gas erosion
- Failure due to material defects
- Failure due to internal and external tube corrosion
- Improper or effected circulation due to opening/passing of low point drains
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