| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| NB/T 20397-2017 | English | 509 |
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Technical regulations for the prefabrication and installation of piping supports and hangers in pressurized water reactor nuclear power plants
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NB/T 20397-2017
| Valid |
NB/T 20397-2017
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