| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| SY 6516-2010 | English | 519 |
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Days<=3
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Rules for safe operation of electrical welding in petroleum industry
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SY 6516-2010
| Obsolete |
SY 6516-2010
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