Mechanical constructions
4M Refai, with over 50 years’ experience, is market leader in the production of welded assemblies for agricultural machines, machine tools, earthmoving and road construction equipment, vacuum filters and centrifugal machines used, among others, in the steel, Oil&Gas, railway and shipbuilding industries.

4M Refai offers a wide range of services customizable according to customer’s need. The production capacity of the company and the extensive experience of our technicians enable us to cover a wide range of customised projects and ensure high quality standards.


We provide metal sheet cutting in plates and customized shapes, 5-300 mm thick

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Straightening and cleaning of cut pieces and welded assemblies performed by 300 Ton

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Bending and calendering

4M Refai also provides accurate sheet
bending and calendering

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We specialize in the production
of electro-welded assemblies

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Mechanical processing

Milling, drilling, supply by
numerical control machines

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Quality control system

Measuring room equipped with the
most advanced measurement systems

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Structural and boiler steels
High-strenght and wear-resistant steels
Fine grained boron steels
Profiled and extruded plates in carbon and alloy steel
Flanges, curves, reducers and fittings according to ANSI, UNI, ISO standards


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