LHEM is a french laboratory for mechanical and metallographic testing created in 1985.
We are specialized in control activities and we participate to R&D projects as well, mostly in the fiel of metallic materials.

The years of practice of the laboratory allow us a great experience and an important norms knowledge in different fields like aeronautics, petrochemistry and nuclear.

We are equipped with many powerfull machines allowing us to meet a wide range of need.

Our laboratory has been accredited since 1986, firstly RNE (Réseau National d'Essai) and then COFRAC (NF EN ISO 17025), which assure us an effective Quality Management System to provide our customers with unquestionable test results.


The Laboratoire Havrais d'Essais Mécaniques provides a destructive control activity


LHEM is a COFRAC accredited laboratory - Scope N°1-0053


LHEM is a member of Normandie AéroEspace

Various fields of activity: aeronautics, petrochemistry, construction, welding / smelting, automobile, nuclear, naval, medical ...

The LHEM supports your work, from machining to transmission of test reports within 8 days.

Mechanical Testing

Verification of mechanical characteristics of metals, composite products etc.

Metallographic Testing

Macrographies or micrographs on welded joints and base metal

Chemical Analyses

Optical emission sputtering spectrometer for carrying out analyzes of different types of metals

Research and Development

LHEM can be associated as a service provider with its clients Research and Development projects

LHEM Subcontracting

LHEM is surrounded by subcontractors and partners laboratories to offer you a wide range of tests.

For any request, do not hesitate to contact us Information request