Large, Complex Welded Assemblies for Nuclear Equipment Manufacturers and Their Supply Chains
When you’re sourcing large fabricated components for nuclear power equipment, finding a shop that can weld steel is the easy part. Finding one that can manage oversized assemblies, maintain critical dimensions, coordinate machining, and provide the required documentation is another story.
Weldall Manufacturing specializes in large, complex weldments and precision fabrication for equipment manufacturers, engineering firms, and suppliers supporting the nuclear power industry.
From heavy material-handling equipment to custom machine frames and large fabricated structures, we bring the manufacturing capacity, equipment, and experience required to tackle demanding projects.
Our work includes supplying fabricated components for nuclear power facility material-handling applications through an established customer relationship.
Need a fabrication partner for a large or difficult assembly?
Discuss Your Fabrication Requirements
When Your Nuclear Equipment Requires More Than a Typical Fabrication Shop
Large nuclear-industry equipment creates challenges long before a component reaches its final installation.
Assemblies may be too large for conventional fabrication facilities. Weldments may require precision-machined mounting surfaces, extensive dimensional verification, or carefully coordinated manufacturing processes. And when those components are part of a larger equipment package, a delay at one supplier can affect the entire project.
Weldall helps equipment manufacturers address those challenges with large-scale fabrication, welding, machining, fit-up, and inspection capabilities under one roof.
Large Weldments and Heavy-Lift Manufacturing
Weldall’s facilities are equipped to handle fabricated assemblies weighing more than 400,000 pounds, supported by heavy-lift capacity exceeding 200 tons.
That capacity creates opportunities for equipment manufacturers sourcing large structural frames, machinery bases, lifting-equipment components, and other oversized weldments.
Precision Machining After Welding
A large fabrication isn’t finished just because the welding is done.
Many equipment assemblies require machined mounting surfaces, bores, and critical interfaces to ensure proper fit during final assembly.
Weldall combines heavy fabrication with in-house CNC machining, including large gantry machining equipment designed for oversized components. Keeping these operations together helps simplify communication, scheduling, and dimensional control.
Welding, Forming, and Complex Fit-Up
Our manufacturing capabilities include heavy plate processing, forming and rolling, large weldment fit-up, manual and robotic welding, and supporting finishing operations.
For equipment manufacturers, this can reduce the number of outside suppliers required to take a component from raw material to finished assembly.
Fabrication Applications for the Nuclear Power Supply Chain
Weldall can evaluate custom fabrication requirements for manufacturers supporting nuclear power generation, plant infrastructure, equipment handling, and production systems.
Potential applications include:
- Heavy material-handling equipment: Large welded components for equipment used to lift, position, transport, or support substantial loads.
- Equipment frames and structural assemblies: Oversized welded frames, machinery bases, and precision-machined equipment structures.
- Maintenance and production equipment: Custom fixtures, support equipment, and large fabricated assemblies used in industrial maintenance and equipment manufacturing.
- Power-generation support equipment: Large fabrications associated with auxiliary equipment and non-safety-related industrial systems.
Each application is reviewed against the drawings, technical specifications, quality requirements, and applicable manufacturing standards before acceptance.
Supporting Nuclear Equipment Manufacturers With Quality and Documentation
For nuclear-industry equipment suppliers, manufacturing quality is only part of the qualification process. Documentation, inspection, material identification, and compliance requirements can be equally important.
Weldall’s quality program supports customer-specified processes including dimensional verification, material documentation and tracking, welding procedure records, non-destructive examination coordination, and in-process and final inspections.
Our published quality capabilities include AWS D1.1-qualified welders, Certified Welding Inspectors, and ASME U and R code authorizations.
Understanding Our Nuclear Manufacturing Scope
Weldall does not currently hold an ASME nuclear N Stamp or other N-type nuclear Certificate of Authorization.
However, Weldall has experience supplying welded components for nuclear-facility material-handling applications through a customer relationship.
Projects requiring nuclear-specific codes, controls, or certifications must be reviewed individually with the customer to determine the applicable requirements, supplier approvals, and whether Weldall’s qualifications and quality systems are appropriate.
We welcome early discussions with engineering and supplier-quality teams to determine the right manufacturing approach.
A Fabrication Partner for Nuclear OEMs and Tier Suppliers
Whether you’re developing new equipment, expanding production capacity, or qualifying an additional manufacturing source, the question is the same: can your supplier build the assembly correctly, at the required scale, with the right inspection and documentation?
Weldall brings together heavy fabrication, large-format machining, welding, engineering support, and quality assurance to help equipment manufacturers address complex production requirements.
For suppliers dealing with oversized components, difficult weldment geometries, or machining requirements that exceed conventional shop capacity, we welcome the opportunity to review the application.
Let’s Review Your Next Large Fabrication Project
Have a component that’s unusually large, complex, or difficult to source?
Send Weldall your drawings, estimated dimensions, material specifications, annual volumes, and quality requirements. Our team can help determine whether the project fits our manufacturing capabilities and what additional technical review may be needed.
Weldall Manufacturing | Waukesha & Slinger, Wisconsin | Large Weldments, Heavy Fabrication & Precision Machining
