| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| SY/T 4117-2016 | English | 1869 |
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Days<=10
|
(Code for Welding of Gathering Pipeline in High Sulfide Gas Field)
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SY/T 4117-2016
| Valid |
SY/T 4117-2016
|