Quality and certificates

ZORN INSTRUMENTS stands for top quality "Made in Germany". Numerous awards, several prizes and a wide range of certificates corroborate the high standards that the business sets itself! We have an in-house calibration stand approved by the German Federal Highway Research Institute (BASt) according to TP BF – StB Part B 8.4 that makes it possible to calibrate Falling Weight Deflectometers in-house at ZORN INSTRUMENTS.


Approved calibration according to German Technical Test Specification for Soil and Rock in Road Construction TP BF-StB
Light Weight Deflectometer

Approved calibration according to German Technical Test Specification for Soil and Rock in Road Construction TP BF-StB
Light and Medium Weight Deflectometer

Certified according to
ISO 9001_2015 TÜV 2019 EN


And much more....

Click here to go back to the Lightweight Deflectometer ZFG.