| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| NB/T 20328.4-2015 | English | 419 |
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Days<=3
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Another code of non-destructive testing for mechanical components in nuclear island of nuclear power plants - 7 - Part4: Penetrant testing
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NB/T 20328.4-2015
| Valid |
NB/T 20328.4-2015
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