GB/T 328.7-2007 "Test Methods for Building Waterproofing Sheets - Part 7: Polymer Waterproofing Sheets - Length, Width, Straightness, and Flatness" specifies the measurement methods for the length, width, straightness, and flatness of polymer waterproofing sheets. These are fundamental physical parameters for evaluating the appearance dimensions and installation quality of the sheets.
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 | Q17 | ICS | 91.120.30 |
| Release Date | 2007-03-26 00:00:00 | Implementation Date | 2007-10-01 00:00:00 |