Premium Steel Tank Heads &
Custom Metal Fabrication

Leading manufacturer of elliptical heads, hemisphere heads, torispherical heads, fire pit bowls, and custom spun metal products. High-quality, precision-engineered solutions for industrial and decorative applications.

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Industrial Grade

ASME, pressure vessel, boiler, and food-grade certified components.

Custom Fabrication

OEM/ODM services with cold/hot pressing, spinning, and polishing.

Global Export

Trusted by clients in North America, Europe, Asia, and Australia.

About Risenmetal

Shandong Risen Import and Export Co., Ltd is a leading manufacturer and supplier of all kinds of pressure vessel tank heads in China. With years of experience in metal fabrication, we specialize in producing high-precision tank heads for industrial, commercial, and decorative applications.

Our product range includes mild steel hemispheres, elliptical heads, torispherical heads, flanged flat heads, conical heads, customized fire pit bowls, and hollow steel balls. We serve industries such as petrochemical, food processing, pharmaceuticals, energy, and outdoor living.

ISO & ASME Compliant Manufacturing
Cold and Hot Pressing Techniques
Custom Sizes and Finishes Available
Export Experience to 50+ Countries

Our Products

900mm 36" Mild Steel Half Sphere

High-quality hemispherical head ideal for pressure vessels and industrial tanks.

Material: Mild Steel

Diameter: 900mm / 36"

Type: Hemisphere Head

800mm Steel Half Sphere for Fire Pit

Wholesale steel hemisphere perfect for outdoor fire pit construction.

Material: Carbon Steel

Diameter: 800mm

Application: Fire Pit Bowl

30'' Mild Steel Hemisphere

Precision-formed half sphere for industrial and decorative use.

Material: Mild Steel

Size: 30 inches

Type: Hemisphere Head

OEM Corten Hemisphere Fire Bowl

Factory OEM fire bowl made from weather-resistant Corten steel.

Material: Corten Steel

Application: Outdoor Fire Pit

Custom OEM Available

Custom Large Metal Spun Hemisphere

China custom large diameter hemisphere using advanced spinning technology.

Process: Metal Spinning

Custom Sizes

Multiple Materials

Copper Hollow Balls & Steel Hemispheres

High-quality copper half ball spheres and steel hemisphere combinations.

Material: Copper + Steel

Type: Hollow Sphere

Decorative & Industrial Use

Big Diameter Iron Hemisphere

Hot sell large iron hemisphere for outdoor and industrial applications.

Material: Iron / Carbon Steel

Large Diameter Options

Outdoor Use

Mirror Polished Stainless Steel Hemisphere

Food-grade, mirror-polished SS half sphere for high-end applications.

Material: Stainless Steel

Finish: Mirror Polished

Grade: Food Industry Compliant

2:1 Elliptical Flanged & Dished Head

Standard ASME pressure vessel dished head with flanged edge.

Type: Elliptical Head

Ratio: 2:1

Standard: ASME

Cold Formed Torispherical Head

Pressure vessel boiler part steel torispherical dish end.

Type: Torispherical

Process: Cold Forming

Application: Boiler Parts

Custom Stainless Steel Flange Hemisphere

Tailored conical and flanged hemisphere solutions with SS material.

Material: Stainless Steel

Type: Flanged Hemisphere

Custom Design Available

OEM Pure Copper Semi Sphere Core

Hollow copper half ball for decorative and technical applications.

Material: Pure Copper

Type: Hollow Semi Sphere

OEM Manufacturing

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Why Choose Risenmetal?

Certified Quality

ASME, ISO, and industry-standard compliant manufacturing processes ensure reliability.

Advanced Technology

Cold/hot pressing, spinning, and mirror polishing for precision and durability.

Custom Solutions

OEM/ODM services with custom sizes, materials, and surface finishes.

Global Delivery

Efficient logistics and export experience to over 50 countries worldwide.

15+

Years Experience

50+

Countries Served

1000+

Custom Projects

99.8%

Customer Satisfaction

Frequently Asked Questions

What materials do you offer for tank heads?

We manufacture tank heads from mild steel, carbon steel, stainless steel (304, 316), Corten steel, and copper. Custom material requests are also accepted.

Can you produce custom sizes and shapes?

Yes, we specialize in custom fabrication using cold/hot pressing and metal spinning. We can produce non-standard diameters, thicknesses, and configurations.

Are your products ASME certified?

Yes, our elliptical and dished heads are manufactured to ASME standards. We provide documentation and certification upon request.

What is the lead time for orders?

Standard products: 7–15 days. Custom orders: 15–30 days depending on complexity. Express options available.

Do you offer OEM/ODM services?

Yes, we provide full OEM and ODM support including design, prototyping, production, and packaging.

Get in Touch

Contact our sales team for quotes, technical support, or custom project inquiries.

Sales Contact

Judy Wu

+86 15269864663

+86 17662518060

[email protected]

Company Info

Shandong Risen Imp & Exp Co., Ltd

No.515, Qiujiadian Industrial Park, Tai'an City, Shandong Province, China

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