GB/T 9966.7-2020 specifies a method for testing the hanging strength of composite units composed of natural stone and metal hanging pieces. It measures the failure load by applying a load perpendicular or parallel to the panel surface to the composite unit installed on a test frame, thereby evaluating the mechanical safety of the dry-hanging stone curtain wall system.
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 | Q21 | ICS | 91.100.15 |
| Release Date | 2020-03-06 00:00:00 | Implementation Date | 2021-02-01 00:00:00 |