ASTM C1925

Full Name

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