The latest version, the , was published on October 17, 2023 . This update represents a significant overhaul of the traditional numeric levels, moving toward a more descriptive, threat-based classification system. New in the 12th Edition
A comparison between standards.
The importance of UL 752 lies in its rigorous testing methodology. Unlike generic ballistic claims, a UL 752 certification requires a product to undergo a standardized sequence of shots under controlled environmental conditions. The test ensures that not only does the projectile fail to penetrate the protected side, but also that no "spalling"—the dangerous fragmentation of the material itself—occurs. This dual focus on penetration and fragmentation is what makes the standard a trusted foundation for security in high-risk environments such as banks, government buildings, and educational institutions. ul 752 standard pdf new
Formally titled "Standard for Bullet-Resisting Equipment," UL 752 defines the criteria for materials and products designed to resist firearm projectiles. The latest version, the , was published on October 17, 2023