| Std ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status |
| GB 50431-2020 | English | RFQ |
ASK
|
3 days [Need to translate]
|
Technical standard for belt conveyor engineering
| Valid |
| GB 50431-2008 | English | RFQ |
ASK
|
10 days [Need to translate]
|
Code for design of belt conveyor engineering
| Obsolete |