Accredited Testing Laboratory

The IAB – Institute for Applied Building Research Weimar gGmbH operates an accredited testing laboratory certified by the German Accreditation Body (DAkkS) in accordance with DIN EN ISO/IEC 17025:2018 (Accreditation Number: D-PL-19544-01). This laboratory is primarily dedicated to conducting experimental investigations.

Services – Accredited Testing Procedures

Technical-Physical, Mechanical, and Thermal Testing

  • Adhesion strength of rendering mortars according to DIN EN 1015-12
  • Adhesion strength in pull-off tests according to DIN EN 1542
  • Frost and frost-deicing salt resistance according to DIN CEN/TS 12390-9
  • Post-crack flexural tensile strength testing and classification assessment according to DAfStb guideline “Steel Fiber Concrete”
  • Various testing procedures for masonry bricks, including compressive strength, hydrostatic weighing, and flexural tensile strength
  • Testing of concrete products such as paving stones, slabs, and curbstones according to DIN EN 1338, 1339, and 1340
  • Testing of dense, shaped refractory products, including bulk density, porosity, and flexural strength
  • Thermogravimetry (TA, TG) according to DIN 51006
  • Differential Thermal Analysis (DTA) according to DIN 51007
  • Dynamic Differential Scanning Calorimetry (DSC) according to DIN EN ISO 11357-1
  • X-ray diffraction (XRD) according to DIN EN 13925-2
  • Determination of particle size distribution using a sedigraph (in-house method)

Building Physics Testing

  • Thermal resistance measurements using a plate apparatus for products with varied thermal resistance according to DIN EN 12664 and 12667
  • Thermal conductivity measurements using a plate apparatus according to DIN 52612-1

Acoustic Testing

  • Measurement of sound absorption coefficient using an impedance tube according to DIN EN ISO 10534-2
  • Measurement of airborne sound insulation of building components in the test stand according to DIN EN ISO 10140-2
  • Noise exposure measurements in the workplace according to DIN EN ISO 9612

Vibration Testing

  • Assessment of machine vibrations through measurements on non-rotating parts according to DIN ISO 10816-3
  • Structural vibrations in construction – impact assessment on buildings according to DIN 4150-3

Contact for Further Information or Testing Services:

Dr.-Ing. Justus Lipowsky
+49.3643.8684-156
j.lipowsky∂iab-weimar.de

Additionally, IAB Weimar provides specialized testing facilities, including:

  • A recognized concrete testing laboratory (VMPA-B-2157)
  • A construction materials laboratory for material technology investigations
  • A pipeline laboratory for evaluating the material condition of pipelines