Is it necessary to submit an application for inspection when maintaining the boiler water wall?
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Is it necessary to submit an application for inspection when maintaining the boiler water wall? The repair manufacturer said it’s not necessary
The boiler water wall falls under the category of pressure pipelines and is considered a special type of equipment; I think it needs to be inspected. You can consult a special equipment inspection agency for more information
Pressure boilers are required to be inspected according to regulations, but in daily construction work, repair shops refrain from carrying out these inspections in order to save costs; after all, it’s just a matter of collecting some money.
This requires qualifications; if one has them, why apply at all? If not, it’s best to take the exam; otherwise, someone will have to deal with the serious consequences if an accident occurs.
Boilers are considered special equipment; in addition to the pressure-bearing parts needing to be inspected, they also require internal and external inspections.
It should be carried out by manufacturing enterprises or repair units with the appropriate qualifications; the proportion of heated surfaces of the pipes that are repaired shall not exceed 10% of those heated surfaces, and the number of such pipes shall not exceed 10. Otherwise, inspection must be requested
It should be carried out by manufacturing enterprises or maintenance units with the appropriate qualifications; maintenance plans and relevant qualification certificates must be kept. The proportion of heated surfaces that are repaired shall not exceed 10% of those surfaces, and the number of pipes to be repaired shall not exceed 10; otherwise, inspection must be conducted
During internal inspections at the boiler inspection station, the water wall should be inspected
According to TSG G0001-2012, the replacement of heating surface tubes when the number of such tubes replaced is more than 10% of the total number of such tubes, and at least ten tubes in total, constitutes a major repair that requires inspection.