Conical heads - Cones

conical head

DVAI is able to supply stainless steel conical heads


Technical characteristics

A conical head is generally specified by following factors :

  • Big Diameter (Gd.Diam.), Small Diameter (Pt.Diam.), Bottom angle, Knuckle radius (Rc) or
  • Big Diameter (Gd.Diam.), Small Diameter (Pt.Diam.), Height, Knuckle radius (Rc).


For 15°cones : Possibility to realize it without welding seams
Possible knuckle radius value (Rc) if edging machining :
4 – 15 – 30 – 50 – 75 – 100 – 125 – 150 – 200 …


Possible knuckle radius value (Rc) if embossing process:
5 – 10 – 15 – 20 – 30 – 50 – …

fond de tube
fond conique

Cones and shells

Conical heads are manufactured from DVAI’s stainless steel plate stock. We master quality and deadlines.

  • Qualified welders: we can supply you the welder’s qualification (WQ) and welding process system (WPS)
  • Large plate widths stocked, in order to limit the number of welding seams
  • Machine polishing possibility
  • Possibility to realize openings on cones (before or after forming)
  • Possibility to manufacture your shells with the exact expansion length of your heads for easy assembling

Other tank heads

Flat head

Spherical cap

Half sphere

Dished head

Our services

Openings for nozzles


Edge machining

Klopper head stock

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