| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| SY/T 4214-2017 | English | RFQ |
ASK
|
Days<=13
|
Code for quality acceptance of oil and gas construction engineering. Oil and gas field nonmetallic pipeline
|
SY/T 4214-2017
| Valid |
SY/T 4214-2017
|