| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB 50252-1994 | English | RFQ |
ASK
|
Days<=9
|
Unified standard for quality inspection and assessment of industrial erection engineerings
|
GB 50252-1994
| Obsolete |
GB 50252-1994
|