| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| HG 20634-1997 | English | RFQ |
ASK
|
Days<=9
|
(Steel pipe flanges with fasteners (American System))
|
HG 20634-1997
| Obsolete |
HG 20634-1997
|