1. HEAT TREATED GLASS (TEMPERED & HEAT STRENGTHENED) 1.1 General Information 1.2 Technical Information
![ASTM C1279-09 - Standard Test Method for Non-Destructive Photoelastic Measurement of Edge and Surface Stresses in Annealed, Heat-Strengthened, and Fully Tempered Flat Glass ASTM C1279-09 - Standard Test Method for Non-Destructive Photoelastic Measurement of Edge and Surface Stresses in Annealed, Heat-Strengthened, and Fully Tempered Flat Glass](https://webstore.ansi.org/cover-pages/small/ASTM/ASTM+C1279-09.jpg)
ASTM C1279-09 - Standard Test Method for Non-Destructive Photoelastic Measurement of Edge and Surface Stresses in Annealed, Heat-Strengthened, and Fully Tempered Flat Glass
![ASTM F3007-19 - Standard Test Method for Ball Drop Impact Resistance of Laminated Architectural Flat Glass ASTM F3007-19 - Standard Test Method for Ball Drop Impact Resistance of Laminated Architectural Flat Glass](https://webstore.ansi.org/cover-pages/small/ASTM/F3007-19.jpg)