| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| YB 9239-1992 | English | RFQ |
ASK
|
Days<=9
|
Standard for engineering quality inspection and assessment of metallurgical electrical equipment installation
|
YB 9239-1992
| Obsolete |
YB 9239-1992
|