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Stainless Steel Welding Services — MIG, TIG & SMA

Get stainless steel welding support for precise industrial parts, assemblies, enclosures, chassis, and production weldments. Ron Nunes Enterprises combines MIG, TIG, and SMA welding capabilities with full-service metal fabrication, helping customers move from drawings to production-ready components with dependable quality, practical manufacturing insight, and over 55 years of precision fabrication experience.

Stainless steel welding in fabrication shop

Our Stainless Steel Welding Services

Complete stainless steel welding support for precision parts, weldments, enclosures, chassis, assemblies, and production fabrication.

TIG Welding

Precise TIG welding for stainless steel components where clean weld appearance, controlled heat input, tight fit-up, and sealed or cosmetic seams are important.

MIG Welding

Efficient MIG welding for stainless steel parts, assemblies, and production weldments where speed, repeatability, and dependable joint strength support manufacturing schedules.

SMA Welding

Shielded metal arc welding support for stainless steel applications requiring durable welds, practical field-proven joining methods, and strong performance in demanding assemblies.

Stainless Weldments

Fabrication of multi-part stainless weldments, including brackets, frames, chassis elements, enclosures, and mechanical assemblies built to customer drawings and production needs.

Sealed Welds

Welding support for enclosures, covers, panels, and chassis where sealed joints, smooth seams, fit accuracy, and finished appearance are critical.

Weld Finishing

Post-weld preparation including deburring, graining, and finish coordination so stainless steel parts are clean, consistent, and ready for assembly or delivery.

Stainless steel welding process in fabrication shop

Our Stainless Welding Process

Share Drawings and Requirements

Send drawings, CAD files, material specifications, quantities, and finish requirements. The team reviews weld access, tolerances, part geometry, and assembly goals to understand how the stainless steel component should perform in use.

Select the Right Weld Process

Prepare and Fit Components

Weld and Verify Quality

Finish and Prepare Shipment

Trusted Since 1969

Customer Success

Supporting precision, commercial, and industrial customers with dependable stainless steel fabrication and welding capabilities.

"For more than 20 years…<br><br>For more than 20 years, we have depended on Ron Nunes Enterprises to fabricate Precision sheet metal parts for our various projects. Demanding schedules with short notice, specialty materials, precision dimension never seem to be issue for them to accommodate . The engineering and professional staff..."

Mark Tomei
Mark Tomei

"I was looking for a custom part that I needed made for my canam maverick x3. It was a long shot, but I called this fabrication place, and they made it for me, no problem. I thought that it was so cool of them to take the time to make..."

DANIEL
DANIEL
The RNE Difference

Why Choose Ron Nunes Enterprises?

Choose a long-established fabrication partner built for precision, consistency, and practical manufacturing support.

Experience

Founded in 1969, bringing over 55 years of precision fabrication knowledge to stainless welding.

Full Service

Cutting, punching, forming, welding, assembly, and finishing are coordinated for complete manufacturing support.

DFM Support

Knowledgeable staff helps refine designs for cost-effective manufacturing applications before production begins.

Production Focus

Scheduling integration and fast turnaround capabilities support repeat OEM and production manufacturing programs.

Meet The Fabrication Team

Experienced fabrication support for demanding stainless steel projects.

Founded by Ron Nunes in 1969, Ron Nunes Enterprises was built to meet the need for dependable manufacturing services across a wide range of applications. More than 55 years later, the company continues to support precision, commercial, and industrial markets with stainless steel welding, custom fabrication, rack mount chassis manufacturing, mechanical assemblies, and production-focused support. From its Livermore, California headquarters, the team serves customers across the United States in communications, transportation, medical, semiconductor, defense, nuclear, and research-related sectors. The company’s vision remains straightforward: deliver manufacturing excellence, provide practical customer support, and help customers turn complex metal part requirements into cost-effective, production-ready solutions.

55+ YearsPrecision metal fabrication experience since 1969
Full ServiceCutting, forming, welding, assembly, and finishing capabilities
US CustomersManufacturing support for industrial customers nationwide

Frequently Asked Questions

What is the difference between MIG, TIG, and SMA welding for stainless steel?

MIG welding is often efficient for production welds and longer seams, TIG welding is preferred for precise, clean, cosmetic, or sealed stainless welds, and SMA welding is useful for durable structural joining. The right process depends on part geometry, thickness, finish expectations, strength requirements, and production quantity. Ron Nunes Enterprises can review drawings and recommend a practical approach.

Can you weld stainless steel parts from customer drawings?

What types of industries use your stainless steel welding services?

Do you provide welded assemblies as well as individual parts?

How is stainless steel welding pricing determined?

Can you help improve a design before welding and fabrication?

What turnaround time should I expect for welded stainless steel parts?

Do you support OEM or contract manufacturing programs?

Need Help With a Welding Project?

Send your requirements and get practical welding guidance.

Certified & Trusted

Awards and Recognition

Caltrans Certified DBE badge

Caltrans Certified DBE

Recognizes minority-owned business participation in public projects.

Over 55 years experience badge

55+ Years Experience

Established fabrication experience since 1969.

Manufacturing Excellence badge

Manufacturing Excellence

Commitment to consistent manufacturing quality.

Request Stainless Steel Welding Support

Share your drawings, material requirements, quantities, and schedule, and the Ron Nunes Enterprises team will review your stainless steel welding and fabrication needs.

Contact Us Today

For immediate assistance, feel free to give us a direct call at 1-877-800-7225. You can also send us a quick email at sales@ronnunes.com.