4.3 General Standards

4.3.1 Scope:the quality acceptance of the erection project of pipes for the thermal power plants.Visual examination and cleaning of pipes is shown in Table 4.3.1-1,The prefabrication of pipes is shown in Table 4.3.1-2.The inspection and erection of valves is shown in Table 4.3.1-3.

4.3.2 Inspection quantity:detailed inspection shall be carried out according to the items.

4.3.3 Quality criteria:in accordance with the requirements in Table 4.3.1-1 to Table 4.3.1-3.

Table 4.3.1-1 Visual examination and cleaning of pipes

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Table 4.3.1-1(Continued)

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Table 4.3.1-2 Prefabrication of pipes

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Table 4.3.1-3 Inspection and erection of valves

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