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  • ON-SITE MACHINING Maintenance and Repair of Flanges & Valves
  • ON-SITE MACHINING Maintenance and Repair of Flanges & Valves
  • Portable Machine Tools Surfacing - Boring - Threading - Counterboring - Tapping - Resurfacing - Grinding - Conical machining


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Kind of components to be machined ?

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What are the diameters/dimensions ?

What are the wall thicknesses to consider ?

Shall the equipment be driven?

Flange Diameter ?

Boring Depth?

Shall the machine be operated?



Description of work:

Repair of seal surfaces and grooves on two DN250 flanges and three DN 350 flanges with a machining unit SERCO TU 600 and a chain clamping system SERCO FC 745

Tolerances flatness defect : 0.1 mm/m maximum

Roughness tolerances : Ra between 6.3 and 12.5

Result : Machining respecting the requested dimensions tolerances and the roughness (Ra between 10.13 μm and 12.17 μm)

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