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Large Mild Steel Balls

Round Metal Balls and
Hemispheres in Plain Mild Steel

Giant custom steel spheres and hemispheres are ideal for a variety of design applications.

Custom Made Steel Spheres

These hollow steel spheres are a more cost effective alternative to large stainless steel spheres. The spheres have an unfinished surface with all welds ground smooth. Mild steel spheres are a good option if you plan to apply a paint or powder coating. Available in 1mm to 6mm wall thickness.

Mild Steel Sphere w/ Smooth Unpolished Finish
Mild Steel Sphere w/ Smooth Unpolished Finish

Rusted Steel Balls

A plain steel sphere will naturally rust. These rusty metal balls are the perfect outdoor accent for gardens and backyards. A rust accelerator can be used to speed up the metal rusting processes. Rusty garden spheres can bring a unique rustic look to your landscape design.

5 Foot Steel Sphere Sculpture w/ Natural Rust Finish
5 Foot Steel Sphere Sculpture w/ Natural Rust Finish

Steel Spheres in 25" to 84" Sizes

Steel Spheres and hemispheres can be fabricated in custom sizes ranging from 25 inches to a giant 84 inch diameter. These large metal balls work great as components in sculptures, exhibits, or landscape art. The smooth matte surface is ready for painting or a metal coating.

Large Mild Steel Sphere
Large Mild Steel Sphere
Carbon Steel Hemisphere
Carbon Steel Hemisphere
Large Mild Steel Hemisphere w/ Hole Pattern
Large Mild Steel Hemisphere w/ Hole Pattern
Plain Steel Balls
Plain Steel Balls


Stainless Steel Spheres From 8" to 30" Diameter Are In Stock