2:1 Elliptical Heads

With its reduced metal thickness, 2:1 elliptical heads offer an economic solution for medium-pressure tanks.
Stacks of 2:1 elliptical heads for tanks

2:1 Elliptical Tank Heads

More Volume, Same Diameter

The 2:1 elliptical heads are used extensively for pressure vessels. For this type of head, the depth of the tank head is one-quarter of the vessel’s internal diameter. Thanks to their shape, these heads offer more volume for the same diameter versus other tank head types.

Features

Fabricated by Shape

Made to a 2:1 true elliptical template rather than a specific dish or knuckle radius.

Spin Polished

These heads can be spin-polished for sanitary applications and design.

Extensive Applications

2:1 elliptical heads are ideal for pressure vessels and markets, including chemical, oil & gas, water filtration, air receivers, and more.

Heat Treatment

Heat treatment can be provided to meet code and process requirements and ensure long-lasting performance.

Materials

These 2:1 elliptical tank heads are made from carbon steel, stainless steel, clad, and other ferrous and non-ferrous metals and alloys.

Specifications

Inside Dish Radius Approximately 85% of diameter (See ASME Section VIII, Division I, UG-32 for clarification) Inside Knuckle Radius Approximately 15% of diameter (See ASME Section VIII, Division I, UG-32 for clarification) Typical Thin-Out Allowance 1/2″ and under —  Add .0625″ to the minimum Over 1/2″   Add 15–20% of minimum depending on thickness and diameter

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Ready for a Quote?

Contact us today for a custom quote on your 2:1 elliptical tank head. When you need the right tank head for pressure vessels, Brighton Tru-Edge can deliver.