Deep Drawing of Cylinder Body: one-step or multiple-step drawing, workpiece manipulation by hand or automatic with transfer units
Welding: automatic submerged arc welding for pressure seams (single or twin-arc process), MIG/MAG welding for shroud and basering seams
Hydrostatic Pressure Testing: on individual or multiple test stands or on semi-automatic or automatic carrousel-type plants
Quality Assurance:
- Raw material test
- Hydraulic volumetric expansion test
- Radiographic examination
- Hydraulic burst test
- Tightness test
- Surface coating adhesion test
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Manufacture of Blanks for Cylinder Body, Basering and Shroud: from steel coils or steel plates, with circular shears or blanking press lines
Manufacture of Shrouds & Baserings: with blanking presses, rolling machines and welding devices, forming with presses and dies
Heat Treatment: normalising or stress relief in continuous-type furnaces with various transport systems (overhead conveyor, walking beam, etc.)
Surface Treatment: shot blasting, zinc metalizing with electric arc or flame-type spray plants, painting in automatic spray plants with or without electrostatic systems, or in powder coating plants
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