| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| NB/T 20479.2-2018 | English | RFQ |
ASK
|
3 days [Need to translate]
|
(Non-destructive Testing of Welds in Nuclear Power Plant Structural Modules and Mechanical Modules Part 2: Ray Inspection)
| Valid |
NB/T 20479.2-2018
|