| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB 50221-1995 | English | RFQ |
ASK
|
Days<=11
|
Code for inspection and evaluation of structural steel engineering quality
|
GB 50221-1995
| Obsolete |
GB 50221-1995
|