Quality

Quality

The delivery of quality appropriate to the application is something we take for granted. Our QA system is certified according to ISO 9001 (production site Northbrook IL / USA) and ISO/TS 16949 (production site Esslingen and Heidelberg, both Germany). Our work is backed up by an innovative CAQ program.

The testing of spring load is a process which presents countless difficulties. For interesting information about theory and practice, you can download the according PDF

Load testing

Uncertainty of measurement of load testers: Definitions and requirements

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The HÄUSSERMANN Load Tester

A practical example how to calibrate a load tester and to find its uncertainty of measurement

Download

The HÄUSSERMANN inter-laboratory test:

How to detect the "true" load reading

Download

Cross-checking spring loads

Or: What to do with test discrepancies?

Download

Measuring the diameters of diaphragm springs

Why should diameter be measured in flat position?

Download

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