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Arntzen Corporation rolls and welds concentric cones, eccentric cones and offset cones. Materials include carbon steel, stainless steel, aluminum, nickel alloy, high strength and abrasion resistant grades. Computerized NC flame and plasma cutting produces the patterns for rolling or press forming the full cones or cone sections.


Rolled & Welded Steel Cones

If It's Round... Call Arntzen

If It's Round Call Arntzen



Huge Steel Plate Inventory 20,000,000 pounds of steel



20 plate rolls, up to 20 ft wide



24 Hour A Day Production Arntzen Runs 3 Shifts

Rolled & Welded Steel Cone Capabilities

  • Concentric Reducers
  • Eccentric Reducers
  • Offset Reducers
  • Segmented Reducers
  • Light Wall from Sheet
  • Heavy Wall from Plate
  • Transitions
Material Type
  • Carbon Steel 
  • Stainless Steel 
  • Nickel Alloy 
  • Aluminum 
  • Titanium Alloy
  • High Manganese
Material Category
Material Qualities
  • Corrosion Resistant 
  • Impact Resistant 
  • Wear Resistant 
  • Heat Resistant
  • Roundness 
  • Consistency 
  • Mill Test Reports 
  • Heat, Slab & Grade Marking 
  • Traceability 
  • Curvature Maintained throughout joint
  • Huge Plate Inventory for Quick Shipping 
  • Cutting, Rolling, Bending & Welding to Your Specifications 
  • 20 f. Wide Plate Rolls 
  • 1 Piece or Truckloads 
  • 24 Hour/Day Production

Get in Touch

Please fill out the form if you have any quick questions. An Arntzen representative will contact you within 2 business days.

Need help now? Call us toll free at:

Toll-Free: 800.957.7655
Ph: 815.334.0788

Arntzen Corportation
14600 Washington.
Woodstock, IL 60098