GB/T 17850.4-2017 specifies the technical requirements for coal slag abrasives for spray cleaning of steel surfaces before coating. The standard specifies key indicators such as particle size range, apparent density (pb), mohs hardness, water content, water leaching liquid conductivity and water-soluble chlorides content of coal slag abrasives, which are applicable to unused abrasives. These requirements ensure the efficiency and safety of abrasives in jet cleaning, provide mass protection for steel surface preparation, and apply to jet cleaning of Miscellaneous materials.
This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status | Active | ||
|---|---|---|---|
| CCS | A29 | ICS | 25.220.10 |
| Release Date | 2017-12-29 00:00:00 | Implementation Date | 2018-07-01 00:00:00 |