| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| NB/T 20479.5-2018 | English | RFQ |
ASK
|
3 days [Need to translate]
|
(Non-destructive testing of welds in structural modules and mechanical modules of nuclear power plants. Part 5: Visual inspection)
| Valid |
NB/T 20479.5-2018
|