Ul 752 Standard Pdf New

UL 752 recognizes 10 levels of resistance. Note that these levels are ; a material passing Level 5 may not inherently pass Level 4 due to differences in projectile type and velocity. Weapon Type Ammunition Example Velocity (fps) 1 9mm Full Metal Jacket (FMJ) 1,175–1,293 2 .357 Magnum Jacketed Soft Point 1,250–1,375 3 .44 Magnum Lead Semi-Wadcutter 1,350–1,485 4 .30-06 Caliber Lead Core Soft Point 2,540–2,794 5 7.62mm Full Metal Jacket (Military Ball) 2,750–3,025 6 Handgun/SMG 9mm FMJ (High Velocity) 1,400–1,540 7 5.56mm FMJ (.223 Caliber) 3,080–3,383 8 7.62mm FMJ (Military Ball) 2,750–3,025 9 .30-06 Steel Core (Armor Piercing) 2,715–2,987 10 .50 Caliber (Military Ball) 2,810–3,091

UL (Underwriters Laboratories) 752 is a testing standard for bullet-resistant materials, including glass, plastics, and other transparent materials. The standard evaluates the material's ability to withstand various types of ballistic threats, such as handgun and rifle rounds.

Marks the transition to rifle protection. It tests against a .30-06 Springfield Full Metal Case (FMC) ammunition, demanding significantly higher energy dissipation. ul 752 standard pdf new

The new edition departs from the traditional 1-10 hierarchical rating system to eliminate ambiguities where a "higher" level might not stop a "lower" caliber threat. Total Security Solutions New Designations

Multiple rounds from military rifles (e.g., 5.56mm rifle full metal jacket). Minimum Velocity: 3,080 fps. Number of Shots: 5 shots. UL 752 recognizes 10 levels of resistance

Origins and purpose

Simply owning the PDF is not enough. You need to know how to apply it. The standard evaluates the material's ability to withstand

Tests for both penetration and spall (fragmentation) in architectural settings.