| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB 50423-2013 | English | RFQ |
ASK
|
Days<=12
|
Code for design of oil and gas transportation pipeline crossing engineering
|
GB 50423-2013
| Valid |
GB 50423-2013
|