| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| SY/T 6423.7-2017 | English | 209 |
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Petroleum and natural gas industries. Non-destructive testing (NDT)methods of steel tubes. Part 7: Magnetic particle inspection of seamless and welded ferromagnetic steel tubes for the detection of surface imperfections
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SY/T 6423.7-2017
| Valid |
SY/T 6423.7-2017
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