At Conrex Steel, one of the many areas we specialize in is the fabrication of conventional tank heads.  Conventional Tank Heads are typically one piece formed heads (even if two or more plates are welded together prior to forming). We form pressure vessel quality (PVQ), non PVQ carbon steel, stainless steel, alloy, titanium, low alloy steels, HY-80, HY-100 and various clad materials.

 Your Conventional Tank Head Advantage at Conrex Steel:

  • We cater to a wide variety of industries including water treatment, cryogenics, propane, transportation and more, providing a wide variety of solutions including components for pressure vessels, tanks, and boilers.
  • Our Quality Control program also ensures these meet all manufactured Mil-Spec standards including CSA, ASME and TSSA.
  • With over 150 years of experience between our facilities, our quality and experience are second to none.
  • With over 100,000 sq./ft of production space, we can produce an array of conventional heads such as, ASME 2:1 Semi Elliptical, ASME or Standard Flanged and Dished, ASME or Standard Dished Only, Toriconical, Flanged Only, Flanged and Flued, Flanged and Reversed Dished, Flared and Dished and Hemispherical.
  • Today’s capabilities allow us to manufacture conventional tank heads from 6-5/8″ up to 220″ in diameter, and thicknesses from 3/16″ up to 6″ nominal gauge, with a range of trim selections available to suit your needs.
  • Since we can robotically trim your heads, we can also cut beveled holes to your drawing specifications.
  • Joggling is available for specific sizes and thicknesses
  • Our commitment to innovation and continuous improvement, allows us to stay ahead of industry demands and provide the quality and precision that our clients have come to expect.

Our custom tailored, solutions-based approach to all of our clients’ projects is why Conrex Steel is a leader in the tank head Industry across North America, and abroad. Conrex Steel is also known for fabricating Formed Elbows and have new capabilities in Double Curvature and Sphere Forming, Stress Relieving and Shot/Grit blasting, and Joggled Heads. To learn more about our fabrication of conventional tank heads and all of our capabilities, and the additional services, and processes that we offer, see the table below or you can contact us directly at 1-800-387-5820.

Tank Head Fabrication Capabilities


Pressure Vessel Heads
Tank Heads

Tank Ends


Cold Formed
Hot Formed

Heat Treated

Head Type

ASME Flanged & Dished
ASME 2:1 Semi Elliptical
Standard Flanged & Dished
Flared Dished
ASME Conical Heads

Dished Only
Flanged Only
Flanged & Flued
Flanged and Reversed Dished

Edge Prepped




6 5/8 to 220 in


3/16 to 1 1/4 in


Carbon Steel
Clad Steel
High Strength Low Alloy Steel

Stainless Steel
Stainless-Clad Steel
Alloy Steels


Normalized and Tempered

Stress Relieving and Blasting

Post Weld Heat Treatment
Stress Relieved after forming
Normalizing after forming

Testing & Inspection

Ultrasonic Thickness
Ultrasonic Soundness
Magnetic Particle

Liquid Penetrant
Charpy V-Notch Tests
Brinell Hardness
Positive Material Identification (PMI)

Partial Data Report


Additional Services

Blasting (35′ x 25′ x 16′)

Additional Information

Industry Focus

Chemical Plants
Paper Mills
Pressure Vessel and Tank

Rail cars
Research and Development Projects
Vacuum tanks
Water Treatment

Intended Application

Pressure Vessels

Industry Standards

ASME Section VIII, Division 1 (U stamp)
ASME Section VIII, Division 2 (U2 stamp)
Ontario TSSA #QA 131

File Formats


Products and Services

  • JoggledHead_770x575

    Products and Services

    Joggled Tank Heads

    Conrex Steel has strategically chosen the most popular head sizes in the market today. Ranging in diameter from 37” up to 70”, with thicknesses up to 3/8 inch, and available in Carbon and Stainless materials.

  • Hemispherical segmental head trial fitting being carried out at Conrex Steel facility

    Products and Services

    Segmental Heads

    At Conrex Steel, we manufacture segmental tank heads, servicing a wide variety of industries.

  • Sphere fabrication final product

    Products and Services

    LPG Storage Spheres

    In conjunction with our key partners, we have the ability to produce storage spheres with little restriction on size.

  • Large 2 piece constructed formed elbow formed by Conrex Steel

    Products and Services

    Formed Elbows and Special Pressing

    At Conrex Steel, we utilize innovative processes and customized equipment to form uncommon shapes.

  • Stress Relieving of large ladle

    Products and Services

    Stress Relieving and Grit Blasting

    Conrex Steel is a leading provider of stress relieving and grit blasting services, serving customers in various industries.

With over 150 years of engineered driven expertise,
Conrex Steel is a recognized leader within the tank head industry.

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