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Architectural glass standards

EN 12150: Thermally toughened

  • Local bow, roller wave distortion & edge lift with the RWG-D or RWG-EL
  • Fragmentation test with the punch
  • Mechanical strength (EN 1288-3) with the four-point bender (destructive)
  • Non-destructive mechanical strength determination through the use of a surface stress meter GASP or JF-3E
  • Non-normative: Edge-stress meter with the NES-T

EN 12543: Laminated

EN 1863: Heat strengthened

EN 14179: Heat Soak

  • Fragmentation test with the punch
  • Mechanical strength test (EN 1288-3) with the four-point bender (destructive)


EN 12600: Pendulum test

  • Performance under impact and mode of breakage with the pendulum tester to classify glass as safety glass

EN 12337: Chemically toughened

  • Mechanical strength (EN 1288-3) with the four-point bender (destructive)
  • DSR JF-2 or JF-4 to measure the depth of layer and the surface stress of chemically ion-exchanged glass.
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