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Studies  & Services



SMEPI is a recognized player in the Energy sector. We manufacture spare parts for thermal, hydraulic and nuclear power stations, meeting the requirements of ...


SMEPI is a historical supplier in the railway sector.
Thanks to its expertise  acquired for many years, SMEPI has been able to keep the trust of essential players in the railway world such as ...


SMEPI, certified ISO 9001 for many years, today has the mission to become EN 9100.
Specialized in small and medium series specific bolting, we master the threaded threading processes ...



A specific and recognized know-how  

For 15 years (since 2000),  SMEPI is developing recognized expertise in precision industrial mechanics.

SMEPI in fact produces all wear and safety parts, as well as specific mechanical assemblies or sub-assemblies, according to the customer's plans or specifications.

SMEP particularly manufactures parts that are subject to strong mechanical or environmental constraints: corrosion, abrasion, heat, cold ...

SMEPI works with all types of grades: alloy steels, stainless steels, Monel®, Hastelloy®, Inconel®, bronze, cupro aluminum, etc ...


A unique and recognized expertise  


Since 2001, SMEPI has developed recognized expertise  in precision industrial mechanics.

According to the customer's plans and specifications, SMEPI carries out all wear and safety parts as well as specific mechanical assemblies or sub-assemblies and more precisely parts that are subjected to strong mechanical stresses or atmospheres: corrosion, abrasion, heat, cold ...


We work in all types of grades: alloy steels, stainless steels, Monel®, Hastelloy®, Inconel®, bronze, copper aluminum, etc.

SMEPI takes care of the complete realization of your parts until the thermal treatments and surface protection, of the definition of the specifications:

  • Studies  : Our design office leads you in the design of your parts and brings you all its expertise.

  • Prototypes  : Depending on the case, unit models can be made before moving on to industrialization.

  • Raw materials  : We ensure the supply of materials, either by taking directly from our stocks, or by buying them from our suppliers for the rarer materials.

  • Production  : SMEPI takes charge of the complete realization of your parts, in medium or small series.

  • Assembly  : We can ensure the complete assembly of assemblies or mechanical subassemblies. We can also purchase and manage parts related to these assemblies.

  • Thermal and surface treatments  : we take charge  of all the treatments required for the production of your parts: zinc coating, dichromation, nitriding, chrome plating, nickel plating, sulfinization, Dacromet®, etc.

A global service

Integration and respect of subcontracting chains
Respect of deadlines
Large stock of raw materials


For French companies facing daily international competition in their markets, quality is a vital issue.

Therefore, SMEPI seeks to stand out, putting the focus of its concerns, the satisfaction of its customers.


This is reflected in the field by a structured organization based on continuous improvement and compliance with Quality requirements.


Four major axes emerge:

  • Documentation

  • Traceability

  • Quality control for safety and security

  • Manufacturing process

GE Power
Certifications &  Qualifications

We are qualified and accredited by our clients.




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For any question or quote request

call us at: +33 (0) 1 60 09 05 00

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Contact information

14, rue Gay Lussac

77100 Meaux, France

Phone: +33 (0) 1  60 09 05 00

Fax: +33 (0) 1 60 09 07 00



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