| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB 13813-1992 | English | RFQ |
ASK
|
Days<=3
|
Testing method and judging rule of safety to friction spark of metallic material for coal mine
|
GB 13813-1992
| Obsolete |
GB 13813-1992
|