Leonhardt Manufacturing specializes in producing fabricated tubular metal parts for applications requiring highly decorative, shiny, finely polished, and superbly finished end products.
OEMs including Harley Davidson depend on Leonhardt to deliver fabricated tubular products and welded assemblies that meet the highest possible quality standards in decorative metal finishes.
Decorative tubular products and welded assemblies from Leonhardt can combine CNC bent tubes, end forming, metal stampings, machined parts, and secondary processes with a variety of metal finishes including paint, powder coating, and decorative chrome. Professional metal finishes are assured through rigorous quality control, ISO certified manufacturing, and metal finishing processes second to none.
Custom decorative parts range from low volume specialty items to mass produced OEM components. Leonhardt engineers work with each client to understand a product's application and specifications. This understanding coupled with in-house product prototyping and engineering capabilities, assures Design for Manufacturability and Assembly (DFMA), and best Value Analysis/Value Engineering (VA/VE) for custom parts.
The Leonhardt Advantage - Decorative Tubing
- Robotic and Hand Polishing Processes Ensure the Highest Decorative Finishes
- Complicated, Decorative, Shiny, Tubular Assemblies
- Compound Tube Bends / Multi-Radius and Variable Radius Tube Bending
- Tight Tolerance Fabrication
- Polishing and Chrome Plating
- End Forming
- Tube Size from: .25" Outside Diameter to 3" Outside Diameter
- Tubing Lengths up to 12 Ft.
- Bend Radius from .5" to 12"
- Compound Tube Bends
- Multi-Radius One Piece Tube Bending
- Functionally Robust and High Aesthetic Value
- Lean Manufacturing Processes Ensure High Efficiency and Quality at the Lowest Possible Costs
- Supply Chain Management Services Streamline your Manufacturing and Lower Costs by Combining Multiple Processes, Suppliers, and Asset Management
Motorcycle Luggage Rack
- Multiple Bend Radii
- TIG Welded Mounting Brackets (Stamped In-house)
- TIG Welded Coped Tubes
- Chrome Plated & Polished
- 100% Leak Tested
Motorcycle Luggage Rack
- Multiple Bend Radii
- TIG Welded Mounting Brackets (Stamped In-house)
- TIG Welded Coped Tubes
- Chrome Plated & Polished
- 100% Leak Tested
Handle Bar Assembly
- Invisible Metal Finished & Polished Weld Joints
- Machined & Pressed-in Threaded Inserts
- Heat Treated & Polished
Stainless Steel Vent Tube
- 5/16 Diameter X .035 Wall Thickness
- 304 Stainless Material
- End Forming Includes Swaged, Beveled, and Beaded
Stainless Steel Vent Tube
- 5/16 Diameter X .035 Wall Thickness
- 304 Stainless Material
- End Forming Includes Swaged, Beveled, and Beaded
Hydraulic Oil Tube Assembly
- Pressure Tested to 100 PSI
- 4 Components Include Flex Hose w/Ferrules, Machined Component, and Bent Tubular Parts
- Beaded End Forming
Hydraulic Oil Tube Assembly
- Pressure Tested to 100 PSI
- 4 Components Include Flex Hose w/Ferrules, Machined Component, and Bent Tubular Parts
- Beaded End Forming
Hydraulic Oil Tube Assembly
- Pressure Tested to 100 PSI
- 4 Components Include Flex Hose w/Ferrules, Machined Component, and Bent Tubular Parts
- Beaded End Forming
Hydraulic Oil Tube Assembly
- Pressure Tested to 100 PSI
- 4 Components Include Flex Hose w/Ferrules, Machined Component, and Bent Tubular Parts
- Beaded End Forming
Mounting Bracket with Compound Bending
- Welded Mounting Brackets
- Chrome Plated & Polished
Handle Bar Assembly
- Invisible Metal Finished & Polished Weld Joints
- Machined & Pressed-in Threaded Inserts
- Heat Treated & Polished
Handle Bar Assembly
- Invisible Metal Finished & Polished Weld Joints
- Machined & Pressed-in Threaded Inserts
- Heat Treated & Polished
Handle Bar Assembly
- Invisible Metal Finished & Polished Weld Joints
- Machined & Pressed-in Threaded Inserts
- Heat Treated & Polished
Motorcycle Handle Bar
- 1" Tube Inserted into 1 ¼" Tube
- Induction Brazed Tubes
- Knurled
- Chrome Plated & Polished
Motorcycle Handle Bar
- 1" Tube Inserted into 1 ¼" Tube
- Induction Brazed Tubes
- Knurled
- Chrome Plated & Polished
Motorcycle Handle Bar
- 1" Tube Inserted into 1 ¼" Tube
- Induction Brazed Tubes
- Knurled
- Chrome Plated & Polished
Motorcycle Handle Bar
- 1" Tube Inserted into 1 ¼" Tube
- Induction Brazed Tubes
- Knurled
- Chrome Plated & Polished
Motorcycle Handle Bar
- 1" Tube Inserted into 1 ¼" Tube
- Induction Brazed Tubes
- Knurled
- Chrome Plated & Polished
Closed Loop Engine Guard
- Single Continuous Bend Process
- Invisible Weld Seams are MIG Welded, Ground, and Polished
Closed Loop Engine Guard
- Single Continuous Bend Process
- Invisible Weld Seams are MIG Welded, Ground, and Polished
Closed Loop Engine Guard
- Single Continuous Bend Process
- Invisible Weld Seams are MIG Welded, Ground, and Polished
Closed Loop Engine Guard
- Single Continuous Bend Process
- Invisible Weld Seams are MIG Welded, Ground, and Polished
Motorcycle Stabilizer Bar
- Powder Coated
- Threaded Inserts Each End
- Assembled Eye Bolts
Motorcycle Stabilizer Bar
- Powder Coated
- Threaded Inserts Each End
- Assembled Eye Bolts
Motorcycle Stabilizer Bar
- Powder Coated
- Threaded Inserts Each End
- Assembled Eye Bolts
Motorcycle Tour Pack Assembly
- Robotically Welded Stampings
- Complex Geometric Assembly
Motorcycle Tour Pack Assembly
- Robotically Welded Stampings
- Complex Geometric Assembly
Engine Guard with Foot Rest
- Multiple Bend Radii
- Sub Assembly of Rubber Foot Rest
Engine Guard with Foot Rest
- Multiple Bend Radii
- Sub Assembly of Rubber Foot Rest
Engine Guard with Foot Rest
- Multiple Bend Radii
- Sub Assembly of Rubber Foot Rest
Engine Guard with Foot Rest
- Multiple Bend Radii
- Sub Assembly of Rubber Foot Rest
Crane Jib Assembly
- 30 Feet in Length
- 150 Total Parts
- 460 Separate Welds
- 1500 Pounds Complete
Crane Adapter
- 89 Total Parts
- 170 Separate Welds
- 350 Pounds Complete
Stamping
- Blanking
- Flattening
- Notching
- Piercing
- Punching
- Slotting
Welding
- TIG
- MIG
- Spot
- Robotic MIG
Metal Finishing
- Anodizing
- Brazing
- Painting
- Powder Coat
- Zinc Plating
Metals
- Aluminum
- Steel
- Stainless Steel
- Copper
- Cold Rolled Electric Weld
Drawing File Formats
- Pro-E
- DXF
- IGES
- DWG
- STEP
Shapes
- Round
- Square
- Oval
- Rectangular
Decorative Light Fixture Cover
- Hand Polished
- Gold Plated
A MIG welder works on a bent tubing fabrication.
A MIG welder works on a bent tubing fabrication.
A MIG welder works on a bent tubing fabrication.
Precision Quality Control
- Coordinate Measuring Machine (CMM)
- Rigorous Visual Inspection
From design and prototyping through manufacturing and supply chain managment, Leonhardt delivers.
Metal stampings for a crane jib adapter.
Visual inspection for quality control.
Small diameter tube bending machine.
Precision flattening and trimming in a multi-station stamping die.
CNC multi-radius tube bending machine.
A worker stacks a run of stamped and punched metal tube.
A rack of bent tubing is hand polished in preparation for chrome plating.
Delivering Solutions
to Clients Who Need:
- World-Class Decorative Tubular Products Manufacturing
- Reduced Expenses Through Lean Manufacturing, JIT, Delivery, and Streamlined Supply Chain Management
- Fabricated Components at Production Quantity Levels
- Exacting Product Tolerances
- A Supplier Who Understand the Unique Demands of OEMs
Featured
Job Story
Manufacturer of Industrial Cranes Relies on Leonhardt for Contract Manufacturing of Large Jib and Welded Assembly
