ASTM C1925 – Standard Test Method for Strength Properties of Direct Hung, Suspended T-bar Type Ceiling System Components Intended to Receive Gypsum Panel Products
This test method covers metal ceiling suspension systems used primarily to support screw-attached gypsum panel products.
The method of determining strength properties of suspended ceiling grid system components is as follows:
- Uniform Load Testing
- Connection Strength Testing
- Wire Pullout Resistance.
T-bar ceiling; uniform load testing; connection strength testing; wire pullout resistance