This part of GB/T39794 specifies the terms and definitions, testing principles, testing devices, test pieces and installation, testing, and testing reports of dynamic pressure testing methods for wind-up performance of metal roofs. This part is applicable to the engineering testing and product testing of the wind resistance performance of metal roofs using the dynamic pressure method.
GB/T 39794.2-2021 Referenced Document
GB/T 39794.1 Test method for wind uplift resistance of metal roof—Part 1 :Static pressure method
GB/T 39794.2-2021 history
2021GB/T 39794.2-2021 Test method for wind uplift resistance of mental roof—Part 2: Dynamic pressure method