Elliptical Head Ellipsoidal Head Vessel Dished Head

Elliptical Head: The Optimal Choice for Pressure Vessels and Tanks

Introduction:The elliptical head, also known as an ellipsoidal head, is a critical component in the construction of pressure vessels, heat exchangers, and tanks. It is made up of two parts: a rotating ellipsoidal sphere and a cylindrical straight section, offering both strength and efficiency in various industrial applications. Designed to meet the rigorous demands of pressure vessels, Elliptical Heads are often used for medium- to low-pressure applications due to their excellent structural integrity and optimized geometry.

Product Overview:Elliptical heads are fabricated to have a specific shape rather than a fixed dish radius or knuckle radius. Typically, the dish radius of these heads is about 90% of the diameter, while the knuckle radius is around 17% of the diameter. Commonly available in the 2:1 elliptical flanged and dished variety, these heads comply with ASME standards, making them ideal for high-performance applications across industries.

Key Features & Specifications:

• Diameter: Customizable sizes ranging from 90mm to 5000mm to suit various vessel and tank requirements.

• Thickness: Available in thicknesses from 2mm to 200mm, providing optimal strength for different pressure applications.

• Material Options: Manufactured from a range of materials including:

• Carbon steel (e.g., SA516 GR60N, GR70N)

• Stainless steel (e.g., SA240 304, 316)

• Titanium alloy

• Copper, aluminum, nickel, and nickel alloy steels.

• Certification: ISO9001:2015 certified, ensuring high-quality production standards.

• Surface Treatments: Pickling, sandblasting, or as per customer specifications for a high-quality finish.

• Technology: Both cold and hot pressing techniques are employed to fabricate these heads, ensuring uniformity and durability.

• Packaging & Delivery: Carefully packed in wooden boxes or iron shelves, with the option to customize packaging as per customer needs. Delivery within 30 days of order placement.

Applications:Elliptical heads are primarily used in:

• Pressure vessels: Designed to withstand internal pressures and protect the integrity of the vessel.

• Heat exchangers: Essential in industries requiring efficient heat transfer.

• Tanks: Widely used in industrial storage tanks, ensuring safety and reliability under pressure.

Additionally, elliptical heads find applications across various industries such as:

• Petroleum and chemicals

• Electronics and pharmaceuticals

• Food and light textiles

• Aerospace and military sectors

• Nuclear power and construction industries

Quality Assurance Process:The manufacturing process of elliptical heads follows a strict quality control system:

1. Material inspection (physical and chemical tests).

2. Production steps including hot forging and forming.

3. Heat treatment for durability.

4. Multiple stages of inspection and fine finishing.

5. Final product inspection, marking, and packaging for shipment.

This multi-step process ensures that every elliptical head is of the highest quality, able to withstand harsh industrial environments.

Why Choose Elliptical Heads?When selecting a head for pressure vessels or tanks, the shape and material properties are paramount. Elliptical heads provide superior pressure handling capabilities, particularly for medium- and low-pressure systems. They are designed to handle both liquid and solid masses efficiently. The elliptical design helps minimize stress concentration, ensuring the longevity and safety of the vessel or tank.

Additionally, the shape of the elliptical head allows for easier integration into vessels with irregular pressure conditions, offering a practical solution for high-efficiency manufacturing processes.

Conclusion:Elliptical heads are a versatile and reliable choice for pressure vessels, heat exchangers, and tanks. Their unique design, compliance with ASME standards, and availability in a variety of materials and sizes make them an essential component for a wide range of industries. With high-quality manufacturing, customization options, and a commitment to excellence, elliptical heads are the ideal solution for your pressure containment needs.

For more information on elliptical heads or to place an order, contact us today!

Company information

Haipei industry can produce all types of dished ends heads. They can be manufactured from a number of steel types including pressure vessel and boiler quality, chrome moly and stainless steel. The company also offers 2:1 semi ellipsodial, hemispherical petals, torispherical ends as well as conical knuckled sections.

Haipei industry company is a leading producer of various types of dished heads, cones, and other special pressed products in different materials grades like Carbon Steel, Stainless Steel, Duplex, Super Duplex, Aluminum, Nickel and Nickel Alloys, Copper and Copper Alloys, Titanium and Its Alloys, Zirconium and all cladded material combinations.

Our Services

We offer our products in the following materials:

Carbon Steel: SA36, SA516-70, SA387 Grade 5 Class 2 (Forming Only), SA285 Grade C (Forming Only)

Stainless Steel: SA240T304/304L, SA240T316/316L, SA240T304H (Forming Only), SA240T904/904L (Forming Only)

Copper: O-Temper Material (Forming Only)

Aluminum: O-Temper Material (Forming Only)

Quality assurance
Quality is the most important aspect of strength.We will make the material from the material to the end of the monitoring, making sure that each part can be of high quality according to the regulations.Each program will be monitored to ensure any errors in the manufacturing process.
Competitive price guarantee
With years of experience, we can offer our customers the most competitive prices.At the same time, as a powerful factory, we can offer customers more favorable prices than other factories.
Delivery time guarantee
We will strictly control the manufacturing schedule to ensure punctual delivery.It can satisfy the customer's time schedule and ensure the continuous production of customers.

Packaging & Shipping

Carbon steel Hemispherical spherical head for Industrial hot blast stove

1. Iron Frame2. Wooden Box3. Iron pallet4.Wooden pallet.5.Professional fixation6. Curstomed requirment

FAQ

Q: What’s the information should I provide when inquiry?

A: Thanks for your question. If you have drawings, we will be entirely in accordance with production drawings . If you do not have the drawing, you can tell me the product data. There are several important data, such as material, type of head( We have elliptical head, hemispherical head, dished head, flat head, etc. ),diameter, thickness, special tolerances or requirements. We can do the drawings according to your requirements, and you confirm that the final product drawings.

Q: what are surface treatment of the product?

A:Thanks for your question. For carbon steel products, we sandblasting descaling product surface. For stainless steel products, we use acid to remove surface oil and impurities.

Q: How do you ensure the quality of products?

A: Thanks for your question.Our production staff is trained through national quality department, and obtain the corresponding certificate, with years of production and design experience. Weld must undergo X-ray inspection to ensure that no defects.

Q: Can you help us matching related products?

A: Thanks for your question. Our company also is surrounded by a lot of ancillary businesses, such as flanges, boiler, oil refining equipment, etc. We can help you matching the highest quality products with the lowest prices .

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